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Alcatel Carrier Internetworking Solutions 8008 Network Card User Manual

1. Port Priority Path Cost Fast Forward 1 fi2e a M Enable 2 ize a I Enable 3 fize a M Enable 4 fize a M Enable fi 5 fi2e a M Enable 6 fi2e a M Enable 7 fize a M Enable 8 fize a M Enable Parameter Default Description Fast forwarding mode ENABLED Priority 128 Path Cost 100 19 4 FastForwarding ENABLED 3 20 Allows you to enable or disable fast forwarding for all ports on the switch Defines the priority for the use of a port in the STA algorithm If the path cost for all ports on a switch are the same the port with the highest priority i e lowest value will be configured as an active link in the spanning tree Where more than one port is assigned the highest priority the port with lowest numeric identifier will be enabled The range is 0 255 This parameter is used by the STA algorithm to determine the best path between devices Therefore lower values should be assigned to ports attached to faster media and higher values assigned to ports with slower media The default and recommended range is Standard Ethernet 100 50 600 Fast Ethernet 19 10 60 Gigabit Ethernet 4 3 10 The full range is 0 65535 Note Path cost takes precedence over port priority This parameter is used to enable disabled the Fast Spanning Tree mode for the port In this mode ports skip the Blocked Listening and Learning states and proceed straight to Forwarding FastForwarding enables end node works
2. the Xylan logo are trademarks of Alcatel Internetworking Inc All other brand and product names are trademarks of their respective companies y ALCATEL 26801 West Agoura Road Calabasas CA 91301 818 880 3500 FAX 818 880 3505 info ind alcatel com US Customer Support 800 995 2696 International Customer Support 818 878 4507 Internet http www ind alcatel com Warning This equipment has been tested and found to comply with the limits for Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio fre quency energy and if not installed and used in accordance with the instructions in this guide may cause interference to radio communications Operation of this equipment in a residential area is likely to cause interference in which case the user will be required to correct the interference at his own expense The user is cautioned that changes and modifications made to the equipment without approval of the manufacturer could void the user s authority to operate this equipment It is suggested that the user use only shielded and grounded cables to ensure compliance with FCC Rules This digital apparatus does not exceed the Class B limits for radio noise emissions from digital apparatus set out in the radio interference regulat
3. Enable a new configuration before it will take effect Show Trunk ID Status Member List RE 2 3 4 See Port a Port Port oh Port ae Sones Port gt POEt 32 gt Porti gt Port s gt Sais POG 4 Ae Ports t Port SS Port S5 Trunk ID Enable Trunk ID 1 Member Port 1 More Disable Add Delete lt OK gt Use lt TAB gt or arrow keys to move other keys to make changes Alcatel OmniStack 8008 lt Port Trunking Configuration gt Parameter Description Trunk ID Configure up to four trunks per switch ID of 1 4 Port Select from 2 4 ports per trunk Show Displays trunk settings where the first trunk listed is specified by Sorted by Trunk ID More Scrolls through the list of configured trunks Enable Disable Enables disables the selected trunk 2 35 Console Interface IGMP Multicast Filtering Multicasting is used to support real time applications such as video conferencing or streaming audio A multicast server does not have to establish a separate connection with each client It merely broadcasts its service to the network and any hosts which want to receive the multicast register with their local multicast switch router Although this approach reduces the network overhead required by a multicast server the broadcast traffic must be carefully pruned at every multicast switch router it passes through to ensure that traffic is only passed on the
4. Admin name admin Administrator has access privilege of Read Write for all password switch screens Guest name user Guest has access privilege of Read Only for all screens password switch Passwords can consist of up to 11 alphanumeric characters and are not case sensitive 2 17 Console Interface Downloading System Software Using TFTP Protocol to Download Over the Network Use the TFTP Download menu to load software updates into the switch The download file should be an OmniStack 8008 file from Alcatel otherwise the switch will not accept it The success of the download operation depends on the accessibility of the TFTP server and the quality of the network connection After downloading the new software the switch will automatically restart itself Parameters shown on this screen are indicated in the following figure and table Alcatel OmniStack 8008 lt TFTP Download New Software gt Download Server IP Agent Software Upgrade ENABLED Download Filename Download Mode PERMANENT Process TFTP Download Download status Complete lt APPLY gt lt OK gt lt CANCEL gt Use lt TAB gt or arrow keys to move other keys to make changes Parameter Description Download Server IP IP address of a TFTP server Agent Software Indicates that the switch is enabled for software upgrades Upgrade Download Filename The binary file to download to the switch Download Mode Downloads to permanen
5. Selection Description Port Configuration Sets communication parameters for ports Port State Displays current port settings and port status Spanning Tree Configures the switch and its ports to participate in a local Spanning Tree Configuration Spanning Tree Displays the current Spanning Tree configuration for the switch and its ports Information Mirror Port Sets the source and target ports for mirroring Configuration Port Trunking Specifies ports to group into aggregate trunks Configuration IGMP Configuration Configures IGMP multicast filtering BStorm Control Allows you to enable disable broadcast storm control on a per port basis and Configuration set the packet per second threshold Port Security Allows you to enable and configure port security for the switch Configuration 2 22 Selection Configuring the Switch Description Extended Bridge Configuration 802 1P Configuration 802 1Q VLAN Base Information 802 1Q VLAN Current Table Information 802 1Q VLAN Static Table Configuration 802 1Q VLAN Port Configuration Port GARP Configuration Port GMRP Configuration Displays configures extended bridge capabilities provided by this switch including support for traffic classes and VLAN extensions Configures default port priorities and queue assignments Displays basic VLAN information such as VLAN version number and maximum VLANs supported Displays VLAN groups and port members
6. 3 8 3 10 3 10 3 11 3 11 3 11 3 12 3 12 3 13 3 14 3 14 3 14 3 15 STA Spanning Tree Algorithm Spanning Tree Information Spanning Tree Ports Spanning Tree Configuration Switch When the Switch Becomes Root STA Port Configuration Configuring Bridge MIB Extensions Bridge Capability Bridge Settings Priority Port Priority Configuration Port Traffic Class Information Configuring Virtual LANs VLAN Basic Information VLAN Current Table VLAN Static List VLAN Static Table VLAN Static Membership by Port VLAN Port Configuration IGMP Multicast Filtering Configuring IGMP IP Multicast Registration Table Port Menus Port Information Port Configuration Port Broadcast Storm Protect Configuration Port Security Configuration Using a Port Mirror for Analysis Port Trunk Configuration Port Statistics Etherlike Statistics RMON Statistics Chapter 4 Advanced Topics Layer 2 Switching Spanning Tree Algorithm Virtual LANs Assigning Ports to VLANs Port Overlapping Automatic VLAN Registration GVRP Forwarding Traffic with Unknown VLAN Tags Forwarding Tagged Untagged Frames Connecting VLAN Groups Contents 3 16 3 16 3 16 3 17 3 18 3 18 3 19 3 20 3 21 3 21 3 22 3 23 3 23 3 24 3 25 3 25 3 26 3 27 3 27 3 29 3 30 3 31 3 31 3 32 3 33 3 33 3 34 3 35 3 36 3 37 3 37 3 39 3 39 3 40 4 1 4 1 4 1 4 2 4 3 4 3 4 3 4 4 4 4 4 4 Contents Multicast Filtering IGMP Snooping IGMP Protocol Class of Ser
7. Management Setup Menu IP Connectivity Test Ping Use the IP Connectivity Test to see if another site on the Internet can be reached The screen shown below is described in the following table Alcatel OmniStack 8008 lt IP Connectivity Test Ping gt IP Address Test Times 1 Interval 3 Success wO Failure 0 Start lt OK gt Use lt TAB gt or arrow keys to move other keys to make changes Parameter Description IP Address IP address of the site you want to ping Test Times The number of ICMP echo requests to send to the specified site Range 1 9999 Interval The interval in seconds between pinging the specified site Success Failure Range 1 10 seconds The number of times the specified site has responded or not to pinging Console Interface HTTP Configuration Use the HTTP Configuration screen to enable disable the on board Web server and to specify the TCP port that will provide HTTP service The screen shown below is described in the following table Alcatel OmniStack 8008 lt HTTP Configuration gt HTTP Server ENABLED HTTP Port Number 80 lt APPLY gt lt OK gt lt CANCEL gt Use lt TAB gt or arrow keys to move lt Space gt to scroll options Parameter Description HTTP Server Enables disables access to the on board Web server HTTP Port Number Specifies the TCP port that will provide HTTP service Range 0 65535 Default Port 80 Telne
8. mirror all the traffic happening on the monitored port Enables or disables the mirror function 2 33 Console Interface Configuring Port Trunks Port trunks can be used to increase the bandwidth of a network connection or to ensure fault recovery You can configure up to four trunk connections combining 2 4 ports into a fat pipe between any two OmniStack 8008 switches However before making any physical connections between devices use the Trunk Configuration menu to specify the trunk on the devices at both ends When using a port trunk note that e Ports can only be assigned to one trunk The ports at both ends of a connection must be configured as trunk ports e The ports at both ends of a trunk must be configured in an identical manner including duplex mode and VLAN assignments e None of the ports in a trunk can be configured as a mirror source port or mirror target port All the ports in a trunk have to be treated as a whole when moved from to added or deleted from a VLAN e The Spanning Tree Algorithm will treat all the ports in a trunk as a whole e Enable the trunk prior to connecting any cable between the switches to avoid creating a loop e Disconnect all trunk port cables or disable the trunk ports before removing a port trunk to avoid creating a loop 2 34 Configuring the Switch You can use the Port Trunking Configuration screen to set up port trunks as shown below Remember that you must
9. transmitted from the Root Bridge If a bridge does not get a Hello BPDU after a predefined interval Maximum Age the bridge assumes that the link to the Root Bridge is down This bridge will then initiate negotiations with other bridges to reconfigure the network to reestablish a valid network topology The following figure gives an illustration of how the Spanning Tree Algorithm assigns bridging device ports Root Bridging Device EEE Designated Port Designated Port Root Port Root Port ry Blocki a i Designated Port T E aes Designated Port Designated Port Root Port Root Port Root Port EEEE LERET IEE ET Virtual LANs Switches do not inherently support broadcast domains which can lead to broadcast storms in large networks that handle a lot of IPX or NetBEUI traffic In conventional networks with routers broadcast traffic is split up into physically separate domains to confine broadcast traffic to the originating group and provide a much cleaner network environment This switch creates segregated broadcast domains based on easily configurable VLANs these VLANs are then linked as required using a router or Layer 3 switch An IEEE 802 1Q VLAN is a group of ports that can be located anywhere in the network but communicate as though they belong to the same physical segment VLANs help to simplify network management by allowing y
10. 00 11 11 43 21 Port Number 3 8 Internal Power Status x Active Redundant Power Status Inactive lt OK gt Use lt TAB gt or arrow keys to move lt Enter gt to select Parameter Description Main Board P N Part number of the main board S N Serial number of the main board Revision Revision number of the main board Hardware Version Hardware version of the main board Firmware Version System firmware version in Flash ROM POST ROM Version Power On Self Test version number Serial Number MAC address associated with the main board Port Number Number of ports on the switch Internal Power Status Power status for the switch Redundant Power Status Redundant power status for the switch 2 7 Console Interface Management Setup Menu After initially logging onto the system adjust the communication parameters for your console to ensure a reliable connection Serial Port Configuration Specify the IP addresses for the switch Network Configuration IP Configuration and then set the Administrator and User passwords Console Login Configuration Remember to record them in a safe place Also set the community string which controls SNMP access to the switch via in band management software SNMP Configuration The items provided by the Management Setup Menu are described in the following sections Alcatel OmniStack 8008 lt Management Setup Menu gt Network Configuration Serial Port Configuration SNMP Configur
11. 1P Configuration Indicates that the switch allows static filtering for unicast and multicast addresses Refer to Network Monitor Menu Static Unicast Address Table Configuration and Static Multicast Address Table Configuration This switch uses Independent VLAN Learning IVL whereby each port maintains its own VLAN filtering database Indicates that the switch allows you to override the default PVID setting Port VLAN ID used in frame tags and its egress status VLAN Tagged or Untagged on each port Refer to 802 1Q VLAN Port Configuration This switch does not support multiple local bridges that is multiple Spanning Trees Configuring the Switch Parameter Description Bridge Settings Traffic Class Multiple traffic classes are supported by this switch as indicated under Bridge Capabilities However you can disable this function by setting this parameter to False GMRP GARP Multicast Registration Protocol GMRP allows network devices to register endstations with multicast groups The Internet Group Management Protocol IGMP is currently used by this switch to provide automatic multicast filtering GVRP GARP VLAN Registration Protocol GVRP defines a way for switches to exchange VLAN information in order to register necessary VLAN members on ports across the network This function should be enabled to permit VLANs groups which extend beyond the local switch Not implemented in the current firmware release
12. Alignment Errors D 256 511 Bytes Frames o Undersize Frames 0512 1023 Bytes Frames o Oversize Frames 0 1024 1518 Bytes Frames Fragments ol E Parameter Description Drop Events The total number of events in which packets were dropped due to lack of Received Bytes Received Frames Broadcast Frames Multicast Frames CRC Alignment Errors Undersize Frames Oversize Frames Fragments Jabbers Collisions 3 40 resources otal number of bytes of data received on the network This statistic can be used as a reasonable indication of Ethernet utilization The total number of frames bad broadcast and multicast received The total number of good frames received that were directed to the broadcast address Note that this does not include multicast packets The total number of good frames received that were directed to this multicast address The number of frames received with CRC alignment errors FCS or alignment errors The total number of frames received that were less than 64 octets long excluding framing bits but including FCS octets and were otherwise well formed The total number of frames received that were longer than 1518 octets excluding framing bits but including FCS octets and were otherwise well formed The total number of frames received that were less than 64 octets in length excluding framing bits but including FCS octets and had either an FCS or alignment e
13. Configuring Traffic Classes IEEE 802 1p defines up to 8 separate traffic classes This switch supports Quality of Service QoS by using two priority queues with Weighted Fair Queuing for each port You can use the 802 1P Configuration menu to configure the default priority for each port or to display the mapping for the traffic classes as described in the following sections Alcatel OmniStack 8008 lt 802 1P Configuration gt 802 1P Port Priority Configuration 802 1P Port Traffic Class Information lt Ok gt Use lt TAB gt or arrow keys to move lt Enter gt to select 2 41 Console Interface Port Priority Configuration The default priority for all ingress ports is zero Therefore any inbound frames that do not have priority tags will be placed in the low priority output queue Default priority is only used to determine the output queue for the current port no priority tag is actually added to the frame You can use the 802 1P Port Priority Configuration menu to adjust default priority for any port as shown below Alcatel OmniStack 8008 lt 802 1P Port Priority Configuration gt Port Default Ingress Number of Egress User Priority Traffic Class al 0 2 2 0 2 3 0 2 4 0 2 5 0 2 6 0 2 7 0 2 8 0 2 lt APPLY gt lt OK gt lt CANCEL gt Use lt TAB gt or arrow keys to move other keys to make changes Parameter Description Port Numeric identifier for switch port Default Ingress User
14. Default priority can be set to any value from 0 7 where 0 3 specifies the low Priority priority queue and 4 7 specifies the high priority queue Number of Egress Indicates that this switch supports two priority output queues Traffic Classes 2 42 Configuring the Switch 802 1P Port Traffic Class Information This switch provides two priority levels with weighted fair queuing for port egress This means that any frames with a default or user priority from 0 3 are sent to the low priority queue 0 while those from 4 7 are sent to the high priority queue 1 as shown in the following screen Alcatel OmniStack 8008 lt 802 1P Port Traffic Class Information gt Port User Priority 0 1 2 3 4 5 6 7 T 0 0 0 0 1 1 L 1 2 0 0 0 0 aN 1 aE 1 3 0 0 0 0 1 Ale 1 4 0 0 0 0 ae 1 ni L S 0 0 0 0 1 al 1 6 0 0 0 0 F ne 1 1 7 0 0 0 0 HE i 1 1 8 0 0 0 0 1 EE 1 1 lt OK gt Use lt TAB gt or arrow keys to move lt Enter gt to select Parameter Description Port Numeric identifier for switch port User Priority Shows that user priorities 0 3 specify the low priority queue and 4 7 specify the high priority queue 2 43 Console Interface Configuring Virtual LANs You can use the VLAN configuration menu to assign any port on the switch to any of up to 256 LAN groups In conventional networks with routers broadcast traffic is split up into separate domains Switches do not inherently support broadcast domains This
15. Interface IP Multicast Registration Table Use the IP Multicast Registration Table to display all the multicast groups active on this switch including multicast IP addresses and the corresponding VLAN ID VLAN ID fi 7 Multicast IP Address 224 0 1 22 Learned by Dynamic Multicast Group Port List Parameter Description VLAN ID VLAN ID assigned to this multicast group Multicast IP Address IP address for specific multicast services Learned by Indicates the manner in which this address was learned dynamic or IGMP Multicast Group Port List The switch ports registered for the indicated multicast service 3 32 Port Menus Port Menus Port Information The Port Information screen displays the port status link state the communication speed and duplex mode as well as the flow control in use To change any of the port settings use the Port Configuration menu The parameters shown in the following figure and table are for the RJ 45 ports Port Admin Status Link Status Speed Status Duplex Status Flow Control Status 1 Enabled Up 1000M Full IEEE 802 3x 2 Enabled Down 10M Half Disabled 3 Enabled Down 10M Half Disabled 4 Enabled Down 10M Half Disabled 5 Enabled Down 10M Half Disabled 6 Enabled Down 10M Half Disabled 7 Enabled Down 10M Half Disabled 8 Enabled Up 1000M Full IEEE 802 3x Parameter Description Admin Status Link Status Speed Status Dupl
16. MAC 00 00 00 00 00 00 MAC 00 00 00 00 00 00 Show More Clear Clear Dynamic lt APPLY gt lt OK gt lt CANCEL gt Alcatel OmniStack 8008 lt Unicast Address Table gt Parameter Description Aging Time Dynamic Counts Static Counts MAC VID Port Status Show More Time out period in seconds for aging out dynamically learned forwarding information Range 10 65534 seconds Default 300 seconds The number of dynamically learned addresses in the table The number of static addresses in the table The MAC address of a node The VLAN s associated with this address or port The port whose address table includes this MAC address Indicates address status as D Dynamically learned or P Fixed permanently by SNMP network management software Displays the address table based on specified VLAN ID and sorted by primary key MAC or VID Scrolls through the entries in the address table 2 53 Console Interface Parameter Description Clear Clears the specified MAC address Clear Dynamic Clears all dynamically learned MAC addresses in the table Displaying the IP Multicast Registration Table Use the IP Multicast Registration Table to display all the multicast groups active on this switch including multicast IP addresses and the corresponding VLAN ID Alcatel OmniStack 8008 lt IP Multicast Registration Table gt VID Multicast IP Dynamic Port Lists Learned by 1 224 0
17. and configuration information for the port Clicking on the image of the serial port labeled Mgmt displays the Console Configuration screen Clicking on any other part of the front panel displays Switch Information as described on page 3 7 2 Savi Active is mr Mode 80 44 84 84 44 44 99 Port State Display Click on any port to display a summary or port status as shown below as well as Etherlike statistics page 3 39 and RMON statistics page 3 40 Type i000Base 5X Admin Status Enabled Link Status Up Speed Status 000M Duplex Status Full Flow Control Status IEEE 802 3x VLAN 1 Parameter Description Type Shows port type as 1000BASE SX Admin Status Shows if the port is enabled or has been disabled due to abnormal behavior or for security reasons See Port Configuration on page 3 34 Link Status Indicates if the port has a valid connection to an external device Speed Status Indicates the current port speed Duplex Status Indicates the port s current duplex mode Flow Control Status Shows the flow control type in use Flow control can eliminate frame loss by blocking traffic from end stations connected directly to the switch VLAN The VLAN ID assigned to untagged frames received on this port Use the PVID page 3 30 to assign ports to the same untagged VLAN Configuring the Serial Port If you are having difficulties making an out of band console conn
18. any port in this field to 1 to add it to the displayed VLAN as an untagged port Displays settings for the specified VLAN Displays consecutively numbered VLANs Sets up the screen for configuring a new VLAN Note No VLANs are statically configured by default 2 46 Configuring the Switch For example the following screen displays settings for VLAN 2 which includes tagged ports 1 4 and forbidden port 8 Alcatel OmniStack 8008 lt 802 1Q VLAN Static Table Configuration gt VID VLAN Name Status 2 Active Egress Ports Forbidden Egress Ports 11110000 00000001 Untagged Ports 00000000 VID 2 Show More New lt APPLY gt lt OK gt lt CANCEL gt Use lt TAB gt or arrow keys to move other keys to make changes 2 47 Console Interface 802 1Q VLAN Port Configuration Use this screen to configure port specific settings for IEEE 802 1Q VLAN features Alcatel OmniStack 8008 lt 802 10 VLAN Port Configuration gt Port PVID Acceptable Ingress GVRP GVRP Failed GVRP Last Frame Type Filtering Status Registrations PDU Origin 1 di All FALSE DISABLED 0 00 00 00 00 00 00 2 1 All FALSE DISABLED 0 00 00 00 00 00 00 3 1 All FALSE DISABLED 0 00 00 00 00 00 00 4 1 All FALSE DISABLED 0 00 00 00 00 00 00 5 X All FALSE DISABLED 0 00 00 00 00 00 00 6 X All FALSE DISABLED 0 00 00 00 00 00 00 7 1 All FALSE DISABLED 0 00 00 00 00 00 00 8 1 All FALSE DISABLED 0 00 00 00 00 00 00 lt APPLY gt lt OK g
19. becomes the designated port for the attached LAN If it is a root port a new root port is selected from among the device ports attached to the network The minimum value is the higher of 6 or 2 x Hello Time 1 The maximum value is the lower of 40 or 2 x Forward Delay 1 The maximum time in seconds the root device will wait before changing states i e listening to learning to forwarding This delay is required because every device must receive information about topology changes before it starts to forward frames In addition each port needs time to listen for conflicting information that would make it return to a blocking state otherwise temporary data loops might result The maximum value is 30 The minimum value is the higher of 4 or Max Message Age 2 1 Alcatel OmniStack 8008 lt Spanning Tree Port Configuration gt Fast forwarding mode of all ports Enable Disable Port Type Priority Cost Fast Forwarding 1 1000SX 128 4 ENABLED 2 1000SX 128 4 ENABLED 3 1000SX 128 4 ENABLED 4 1000SX 128 4 ENABLED 5 1000SX 128 4 ENABLED 6 1000SX 128 4 ENABLED 7 1000SX 128 4 ENABLED 8 1000SX 128 4 ENABLED lt APPLY gt lt OK gt lt CANCEL gt Use lt TAB gt or arrow keys to move lt Enter gt to select 2 28 Parameter Default Configuring the Switch Description Fast forwarding mode of all ports Type Priority Path Cost FastForwarding ENABLED 128 100 19 4 EN
20. by the Sorted by VID field More Displays any subsequent VLANs if configured 2 45 Console Interface 802 1Q VLAN Static Table Configuration Use this screen to create a new VLAN or modify the settings for an existing VLAN You can add delete port members for a VLAN or prevent a port from being automatically added to a VLAN via the GVRP protocol Also note that all ports can only belong to one untagged VLAN This is set to VLAN 1 by default but can be changed via the 802 1Q VLAN Port Configuration screen on page 2 48 Egress Por 11111111 Untagged P TIILILIT lt AP Alcatel OmniStack 8008 lt 802 1Q VLAN Static Table Configuration gt VID VLAN Name Status 1 Active ts Forbidden Egress Ports 00000000 orts VID 1 Show More New PLY gt lt OK gt lt CANCEL gt Use lt TAB gt or arrow keys to move other keys to make changes Parameter Description VID The ID for the VLAN currently displayed Range 1 2048 VLAN Name A user specified symbolic name for this VLAN String length Up to 8 alphanumeric characters Status Sets the current editing status for this VLAN as Not in Service Destroy or Active Egress Ports Set the entry for any port in this field to 1 to add it to the displayed VLAN or 0 to remove it from the VLAN Forbidden Egress Ports Prevents a port from being automatically added to this VLAN via GVRP Untagged Ports Show More New Set the entry for
21. host device attached to this switch Port The port the host device is attached to Status The status for an entry can be set to Permanent This entry is currently in use and will remain so after the next reset of the switch DeleteOnReset This entry is currently in use and will remain so until the next reset Invalid Removes the corresponding entry DeleteOnTimeOut This entry is currently in use and will remain so until it is aged out Refer to Address Table Aging Time on page 2 53 Other This entry is currently in use but the conditions under which it will remain so differ from the preceding values Show Displays the static address table sorted on VID as the primary key and MAC address as secondary key More Scrolls through entries in the static address table Set Adds the specified entry to the static address table such as shown in the following example VID a MAC 00 00 00 e8 34 22 Port 1 Status Permanent 2 55 Console Interface Resetting the System Select the Reset System Menu under the Main Menu to reset the switch The reset screen includes options as shown in the following figure and table Alcatel OmniStack 8008 lt Reset System Menu gt Restart Option POST YES Reload Factory Defaults NO Keep IP Setting NO Keep User Authentication NO Restart lt APPLY gt lt OK gt lt CANCEL gt Use lt TAB gt or arrow keys to move lt Space gt to scroll options Paramete
22. hosts which subscribed to this service This switch uses IGMP Internet Group Management Protocol to query for any attached hosts who want to receive a specific multicast service The switch looks up the IP Multicast Group used for this service and adds any port which received a similar request to that group It then propagates the service request on to any neighboring multicast switch router to ensure that it will continue to receive the multicast service For more information see IGMP Snooping on page 4 5 2 36 Configuring the Switch Configuring IGMP This protocol allows a host to inform its local switch router that it wants to receive transmissions addressed to a specific multicast group You can use the IGMP Configuration screen to configure multicast filtering shown below Alcatel OmniStack 8008 lt IGMP Configuration gt IGMP Status DISABLED IGMP Query Count Rees IGMP Report Delay Seconds 10 lt APPLY gt lt OK gt lt CANCEL gt Use lt TAB gt or arrow keys to move lt Space gt to scroll options Parameter Description IGMP Status If enabled the switch will monitor network traffic to determine which hosts want to receive multicast traffic IGMP Query Count The maximum number of queries issued for which there has been no response before the switch takes action to solicit reports IGMP Report Delay The time in seconds between receiving an IGMP Report for an IP multicast address
23. lt Ok gt lt Cancel gt lt Prev Page gt lt Next Page gt Use lt TAB gt or arrow keys to move lt Space gt to scroll options Note After entering text use lt Apply gt to confirm the text that you have entered or lt OK gt to confirm the text and return to the Management Setup menu Use lt Cancel gt to cancel the text that you have just entered and return to the Management Setup menu Use lt Prev Page gt and lt Next Page gt to scroll through the banner message 2 21 Console Interface Configuring the Switch The Switch Configuration Menu is used to control a broad range of functions including port configuration Spanning Tree support for redundant switches port mirroring multicast filtering and Virtual LANs Each of the setup screens provided by these configuration menus is described in the following sections Alcatel OmniStack 8008 lt Switch Configuration Menu gt Port Configuration Extended Bridge Configuration Port State 802 1P Configuration Spanning Tree Configuration 802 1Q VLAN Base Information Spanning Tree Information 802 1Q VLAN Current Table Information Mirror Port Configuration 802 1Q VLAN Static Table Configuration Port Trunking Configuration 802 1Q VLAN Port Configuration IGMP Configuration Port GARP Configuration BStorm Control Configuration Port GMRP Configuration Port Security Configuration lt OK gt Use lt TAB gt or arrow keys to move lt Enter gt to select
24. port statistics RMON statistics IP multicast addresses and the static unicast address table Each of the screens provided by these menus is described in the following sections Alcatel OmniStack 8008 lt Network Monitor Menu gt Port Statistics RMON Statistics Unicast Address Table Multicast Address Registration Table IP Multicast Registration Table Static Unicast Address Table Configuration Static Multicast Address Table Configuration lt OK gt Use lt TAB gt or arrow keys to move lt Enter gt to select Parameter Description Port Statistics Displays statistics on network traffic passing through the selected port RMON Statistics Displays detailed statistical information for the selected port such as packet type and frame size counters Unicast Provides full listing of all unicast addresses stored in the switch as well as Address Table sort search and clear functions Multicast Address Displays the ports that belong to each GMRP Muticast group Registration Table IP Ta ble ulticast Registration Displays the ports that belong to each IP Muticast group Static Unicast Address Allows you to display or configure static unicast addresses Tab e Configuration Static Multicast Address Allows you to display or configure static GMRP multicast addresses Tab e Configuration Not implemented in the current firmware release 2 49 Console Interface Displaying Port Statist
25. 0 2 00000001 IGMP 1 224 0 0 9 00000001 IGMP 1 224 0 1 22 00000001 IGMP L 224 0 1 24 00000001 IGMP 1 224 1 2 9 00000010 IGMP Sorted by VID Multicast IP VID r l Multicast IP 224 0 0 2 Show More lt OK gt Use lt TAB gt or arrow keys to move lt Enter gt to select Parameter Description VID VLAN ID assigned to this multicast group Multicast IP IP address for specific multicast services Dynamic Port Lists The switch ports registered for the indicated multicast service Learned by Indicates if the ports were learned dynamically or via IGMP Show Displays the address table sorted on VID and then Multicast IP More Scrolls through the entries in the address table 2 54 Monitoring the Switch Configuring Static Unicast Addresses Use the Static Unicast Address Table Configuration screen to manually configure host MAC addresses in the unicast table You can use this screen to associate a MAC address with a specific VLAN ID and switch port as shown below Alcatel OmniStack 8008 lt Static Unicast Address Table Configuration gt VID MAC Address Port Status 1 00 00 00 E8 43 12 1 Permanent Sorted by VID MAC VID AL MAC 00 00 00 00 00 00 VID ol Port sE MAC 00 00 00 00 00 00 Status Permanent Show More Set lt OK gt Use lt TAB gt or arrow keys to move lt Enter gt to select Parameter Description VID The VLAN group this port is assigned to MAC Address The MAC address of a
26. 000SX NO LINK 4 32768 0010B54C1EB6 128 6 T 1000SX NO LINK 4 32768 0010B54C1EB6 128 7 8 1000SX NO LINK 4 32768 0010B54C1EB6 128 8 lt Ok gt Use lt TAB gt or arrow keys to move lt Enter gt to select Parameter Description Type Shows port type as 1000SX 1000BASE SX Status Displays the current state of this port within the spanning tree Disabled Port has been disabled by the user or has failed diagnostics No Link There is no valid link on the port Blocking Port receives STA configuration messages but does not forward packets Listening Port will leave blocking state due to topology change starts transmitting configuration messages but does not yet forward packets Learning Has transmitted configuration messages for an interval set by the Forward Delay parameter without receiving contradictory information Port address table is cleared and the port begins learning addresses Forwarding The port forwards packets and continues learning addresses The rules defining port status are A port on a network segment with no other STA compliant bridging device is always forwarding e If two ports of a switch are connected to the same segment and there is no other STA device attached to this segment the port with the smaller ID forwards packets and the other is blocked All ports are blocked when the switch is booted then some of them change state to listening to learning and then to forwarding Designated Cost Th
27. 01 02 y ARCHITECTS OF AN INTERNET WORLD ALCATEL
28. 010B5BB8A83 128 4 5 No Link 0 23 1000 0010B5BB8A83 128 5 6 No Link 1 23 1000 0010B5BB8 A83 128 6 7 No Link 1 23 1000 0010B5BB8 A83 128 7 8 Forwarding 2 19 32768 000000AAAA00 128 4 Parameter Description Port Status Displays the current state of this port within the spanning tree Forward Transitions Designated Cost Designated Bridge Designated Port No Link There is no valid link on the port Disabled Port has been disabled by the user or has failed diagnostics Blocked Port receives STA configuration messages but does not forward packets Listening Port will leave blocking state due to topology change starts transmitting configuration messages but does not yet forward packets Learning Has transmitted configuration messages for an interval set by the Forward Delay parameter without receiving contradictory information Port address table is cleared and the port begins learning addresses Forwarding The port forwards packets and continues learning addresses The rules defining port status are A porton a network segment with no other STA compliant bridging device is always forwarding If two ports of a switch are connected to the same segment and there is no other STA device attached to this segment the port with the smaller ID forwards packets and the other is blocked All ports are blocked when the switch is booted then some of them change state to listening to learning and then to forwarding Th
29. 5 2 16 2 17 2 18 2 18 2 19 2 20 2 21 2 22 2 24 2 25 2 26 2 27 2 28 2 30 2 31 2 32 2 33 2 34 2 36 2 37 Contents Configuring Broadcast Storm Control Port Security Configuration Configuring Bridge MIB Extensions Configuring Traffic Classes Port Priority Configuration 802 1P Port Traffic Class Information Configuring Virtual LANs 802 1Q VLAN Base Information 802 1Q VLAN Current Table Information 802 1Q VLAN Static Table Configuration 802 1Q VLAN Port Configuration Monitoring the Switch Displaying Port Statistics Displaying RMON Statistics Displaying the Unicast Address Table Displaying the IP Multicast Registration Table Configuring Static Unicast Addresses Resetting the System Logging Off the System Chapter 3 Web Interface Web Based Configuration and Monitoring Navigating the Web Browser Interface Home Page Configuration Options Panel Display Port State Display Configuring the Serial Port Main Menu System Information Switch Information Main Board IP Configuration SNMP Configuration SNMP Community Trap Managers Security Configuration Change Password Firmware Upgrade Options Web Upload Management TFTP Download Management Configuration Save and Restore Configuration Upload Management Configuration Download Management Address Table Configuration 2 38 2 39 2 40 2 41 2 42 2 43 2 44 2 44 2 45 2 46 2 48 2 49 2 50 2 51 2 53 2 54 2 55 2 56 2 56 3 1 3 2 3 2 3 3 3 4 3 4 3 5 3 6 3 7 3 8
30. 768 Hello Time in seconds 2 2 Max Age in seconds 20 Forward Delay in seconds 15 lt OK gt lt CANCEL gt Use lt TAB gt or arrow keys to move lt Space gt to scroll options Parameter Default Description Spanning Tree Protocol Priority Hello Time On 32 768 Enable this parameter to participate in an STA compliant network Device priority is used in selecting the root device root port and designated port The device with the highest priority becomes the STA root device However if all devices have the same priority the device with the lowest MAC address will then become the root device Enter a value from 0 65535 Remember that the lower the numeric value the higher the priority Time interval in seconds at which the root device transmits a configuration message The minimum value is1 The maximum value is the lower of 10 or Max Message Age 2 1 2 27 Console Interface Parameter Default Description Max Message Age 20 Forward Delay 15 Configuring STA for Ports The following figure and table describe STA configuration for ports The maximum time in seconds a device can wait without receiving a configuration message before attempting to reconfigure All device ports except for designated ports should receive configuration messages at regular intervals Any port that ages out STA information provided in the last configuration message
31. ABLED Allows you to enable or disable fast forwarding for all ports on the switch Shows the port type as 1000SX 1000Base SX Defines the priority for the use of a port in the STA algorithm If the path cost for all ports on a switch are the same the port with the highest priority i e lowest value will be configured as an active link in the spanning tree When more than one port is assigned the highest priority the port with lowest numeric identifier will be enabled The range is 0 255 This parameter is used by the STA algorithm to determine the best path between devices Therefore lower values should be assigned to ports attached to faster media and higher values assigned to ports with slower media Path cost takes precedence over port priority The default and recommended range is Ethernet 100 50 600 Fast Ethernet 19 10 60 Gigabit Ethernet 4 3 10 The full range is 0 65535 This parameter is used to enable disable the Fast Spanning Tree mode for the port In this mode ports skip the Blocked Listening and Learning states and proceed straight to Forwarding FastForwarding enables end node workstations and servers to overcome time out problems when the Spanning Tree Algorithm is implemented in a network Therefore FastForwarding should only be enabled for ports that are connected to an end node device 2 29 Console Interface Viewing the Current Spanning Tree Information The Spanning Tree
32. Adds a new MAC address to the current list Delete Removes a MAC address from the current list Clear Clears all the MAC addresses for the current port 2 39 Console Interface Configuring Bridge MIB Extensions The Bridge MIB includes extensions for managed devices that support Traffic Classes Multicast Filtering and Virtual LANs To configure these extensions use the Extended Bridge Configuration screen as shown below Alcatel OmniStack 8008 lt Extended Bridge Configuration gt Bridge Capability Read Only Extended Multicast Filtering Services NO Traffic Classes YES Static Entry Individual Port YES VLAN Learning IVL Configurable PVID Tagging YES Local VLAN Capable NO Bridge Settings Traffic Classes TRUE GMRP DISABLED GVRP DISABLED lt APPLY gt lt OK gt lt CANCEL gt Use lt TAB gt or arrow keys to move lt Space gt to scroll options Parameter Description Bridge Capability Extended Multicast Filtering Services Traffic Classes Static Entry Individual Port VLAN Learning Configurable PVID Tagging Local VLAN Capable 2 40 Indicates that the switch does not support the filtering of individual multicast addresses based on GMRP GARP Multicast Registration Protocol Note that this function is not implemented for the current firmware release Indicates that the switch provides mapping of user priorities to multiple traffic classes Refer to 802
33. Configures VLAN groups via static assignments including setting port members or restricting ports from being dynamically added to a port by the GVRP protocol Displays configures port specific VLAN settings including PVID ingress filtering and GVRP Configures generic attribute settings used in the Spanning Tree Algorithm VLAN registration and multicast filtering Configures GMRP multicast filtering Not implemented in the current firmware release 2 23 Console Interface Configuring Port Parameters Use the Port Configuration menus to set or display communication parameters for any port on the switch Alcatel OmniStack 8008 lt Port Configuration gt Flow Control mode of all ports Enable Disable Port Type Admin Flow Control Speed and Duplex 1000SX ENABLED DISABLED AUTO 2 1000SX ENABLED DISABLED 1000_FULL 3 1000SX ENABLED DISABLED AUTO 4 1000SX ENABLED DISABLED AUTO 5 1000SX ENABLED DISABLED AUTO 6 1000SX ENABLED DISABLED AUTO 7 1000SX ENABLED DISABLED AUTO 8 1000SX ENABLED DISABLED AUTO lt APPLY gt lt OK gt lt CANCEL gt Use lt TAB gt or arrow keys to move lt Enter gt to select Parameter Default Description Flow Control mode ofall DISABLED Allows you to enable or disable flow control for all ports ports on the switch Type Shows port type as 1000SX 1000BASE SX Admin ENABLED Allows you to disable a port due to abnormal behavior e g excessive collisions and then re ena
34. ESE rers erori tn Treki rERS PASS MAC BOGTOSE 2 isn code aigisie deers 00 00 11 11 43 21 SSeS Se Power On Self Test Completed D ownload System Image or S tart Application S Select the Firmware Type to Download 1 Runtime 2 POST 1 1 Your Selection Runtime Code Change Baud Rate to 115200 and Press lt ENTER gt to Download 3 Change your baud rate to 115200 bps and press Enter to enable download From the terminal emulation program select the file you want to download set the protocol to XModem and then initialize downloading Notes 1 If you use Windows HyperTerminal disconnect 3 set the baud rate and reconnect al 2 The download file must be the correct binary file for the switch otherwise the agent will not accept it 4 After the file has been downloaded the console screen will display information similar to that shown below Press Enter to download to permanent memory change the baudrate back to 9600 press Enter to start decompressing the new firmware and then press Enter to open the Logon screen XModem Download to DRAM buffer area 0x00200000 SUCCESS Verifying image in DRAM download buffer 0x00200000 SUCCESS Update FlashROM Image at 0x02880000 SUCCESS D ownload another Image or S tart Application S Change Baud Rate to 9600 and Press lt ENTER gt Upgrading Firmware via the Serial Port For details on managing the switch refer to Chap
35. Information screen displays a summary of the STA information for the overall bridge or for a specific port To make any changes to the parameters for the Spanning Tree use the Spanning Tree Configuration menu Alcatel OmniStack 8008 lt Spanning Tree Information Menu gt Spanning Tree Bridge State Spanning Tree Port State lt OK gt Use lt TAB gt or arrow keys to move lt Enter gt to select 2 30 Configuring the Switch Displaying the Spanning Tree Bridge State The parameters shown in the following figure and table describe the current Bridge STA Information Alcatel OmniStack 8008 lt Spanning Tree Bridge State gt Bridge Priority 32768 Hello Time in seconds sa Max Age in seconds 20 Forward Delay in seconds 5 Hold Time in seconds o1 Designated Root 128 0000E800E800 Root Cost 4 Root Port 8 Configuration Changes tp E52 Topology Up Time 112844 0 day 0 hr 18 min 48 sec lt OK gt lt Enter gt to select Parameter Description Priority Device priority is used in selecting the root device root port and designated port The device with the highest priority becomes the STA root device However if all devices have the same priority the device with the lowest MAC address will then become the root device Hello Time The time interval in seconds at which the root device transmits a configuration message Max Age The maximum time in seconds a device can wait withou
36. Part No 060117 10 Rev B January 2002 OmniStack 8008 Users Guide M ARCHITECTS OF AN INTERNET WORLD ALCATEL An Alcatel service agreement brings your company the assurance of 7x24 no excuses technical support You ll also receive regular software updates to maintain and maximize your Alcatel product s features and functionality and on site hardware replacement through our global network of highly qualified service delivery partners Additionally with 24 hour a day access to Alcatel s Service and Support web page you ll be able to view and update any case open or closed that you have reported to Alcatel s technical support open a new case or access helpful release notes technical bulletins and manuals For more information on Alcatel s Service Programs see our web page at www ind alcatel com call us at 1 800 995 2696 or email us at support ind alcatel com This Manual documents OmniStack 8008 hardware and software The functionality described in this Manual is subject to change without notice Copyright 2002 by Alcatel Internetworking Inc All rights reserved This document may not be reproduced in whole or in part without the express written permission of Alcatel Internetworking Inc Alcatel and the Alcatel logo are registered trademarks of Compagnie Financi re Alcatel Paris France OmniSwitch and OmniStack are registered trademarks of Alcatel Internetworking Inc Omni Switch Router SwitchExpert
37. a a serial port connection Be sure you have set the terminal emulator program to VT100 compatible 8 data bits 1 stop bit no parity and 9600 bps Check that the null modem serial cable conforms to the pin out connections provided in Appendix B Forgot or lost the password Contact Alcatel s technical support for help Troubleshooting Upgrading Firmware via the Serial Port You can upgrade system firmware by connecting your computer to the serial port on the switch and using a console interface package that supports the XModem protocol See Required Connections on page 1 1 1 Restart the system by using the Restart System command or by pulling out the power cord to reset the power waiting five seconds and plugging it back in 2 When the system initialization screen appears as shown below press D to download system firmware and then indicate the code type lt 1 gt Runtime image or lt 2 gt POST image Alcatel OmniStack 8008 Alcatel OmniStack Copyright c 2000 Alcatel and its licensors All rights reserved OmniStack is a trademark of Alcatel registered in the United States Patent and Trademark Office LOADER Version V1 02 POST Version V1 04 Performing the Power On Self Test POST EPROM Checksum TESE srerisrren i ota ei ciae Sess PASS Testing the System SDRAM PASS CPU SELE Tep riores kudeta ni A Regs ens Hoe a PASS EEPROM Checksum T
38. at which the root device transmits a configuration message The minimum value is 1 The maximum value is the lower of 10 or Max Message Age 2 1 The maximum time in seconds a device can wait without receiving a configuration message before attempting to reconfigure All device ports except for designated ports should receive configuration messages at regular intervals Any port that ages out STA information provided in the last configuration message becomes the designated port for the attached LAN If it is a root port a new root port is selected from among the device ports attached to the network The minimum value is the higher of 6 or 2 x Hello Time 1 The maximum value is the lower of 40 or 2 x Forward Delay 1 The maximum time in seconds the root device will wait before changing states i e listening to learning to forwarding This delay is required because every device must receive information about topology changes before it starts to forward frames In addition each port needs time to listen for conflicting information that would make it return to a blocking state otherwise temporary data loops might result Maximum value is 30 Minimum value is the higher of 4 or Max Message Age 2 1 Web Interface STA Port Configuration The following figure and table describe STA configuration for ports Fast forwarding mode _ Enable All Disable All
39. ation Console Login Configuration TFTP Download New Software Configuration Save amp Restore Management Configuration Banner Message Configuration lt OK gt Use lt TAB gt or arrow keys to move lt Enter gt to select Selection Description Network Configuration Includes IP setup Ping facility HTTP Web server setup Telnet configuration and MAC address Serial Port Configuration Sets communication parameters for the serial port including management mode baud rate console time out and screen data refresh interval SNMP Configuration Console Login Configuration TFTP Download New Software Configuration Save amp Restore Management Configuration Banner Message Configuration 2 8 Activates traps and configures communities and trap managers Sets user names and passwords for system access as well as the invalid password threshold and lockout time Downloads new version of firmware to update your system in band Saves the switch configuration to a file on a TFTP server This file can be later downloaded to restore the configuration Allows management access of the switch from all VLANs or only from a specified VLAN Configures a banner message The banner message is a login security alert message Management Setup Menu Changing the Network Configuration Use the Network Configuration menu to set the bootup option configure the switch s Internet Protocol IP parameters enable
40. ble it after the problem has been resolved You may also disable a port for security reasons Flow Control DISABLED Used to enable or disable flow control Flow control can eliminate frame loss by blocking traffic from end stations or segments connected directly to the switch when its buffers fill Back pressure is used for half duplex and IEEE 802 3x for full duplex Speed and Duplex AUTO Used to set the current port speed duplex mode and auto negotiation Note If you experience problems establishing a port link using auto negotiation try forcing the setting of the port to 1000 FULL or 1000_HALF 2 24 Configuring the Switch Viewing the Current Port Configuration The Port State screen displays the port type status link state and flow control in use as well as the communication speed and duplex mode To change any of the port settings use the Port Configuration menu Alcatel OmniStack 8008 lt Port State gt Port Type Operational Link FlowControl Speed and InUse Duplex InUse 1 1000SxX YES UP NONE 1000 FULL 2 1000SxX YES UP NONE 1000 FULL 3 1000SxX YES UP NONE 1000 FULL 4 1000SX YES UP NONE 1000 FULL 5 1000SxX YES UP NONE 1000 FULL 6 1000SxX YES UP NONE 1000 FULL 7 1000SX YES UP NONE 1000 FULL 8 1000SxX YES UP NONE 1000 FULL lt OK gt Use lt TAB gt or arrow keys to move lt Enter gt to select Parameter Description Type Shows port type as 1000SX 1000BASE SX Operational Sho
41. can lead to broadcast storms in large networks that handle a lot of IPX and NetBEUI traffic By using IEEE 802 1Q compliant VLANs and GARP VLAN Registration Protocol you can organize any group of network nodes into separate broadcast domains confining broadcast traffic to the originating group This also provides a more secure and cleaner network environment For more information on how to use VLANs see Virtual LANs on page 4 2 The VLAN configuration screens are described in the following sections 802 1Q VLAN Base Information The 802 1Q VLAN Base Information screen displays basic information on the VLAN type supported by this switch Alcatel OmniStack 8008 lt 802 1Q VLAN Base Information gt VLAN Version Number taal MAX VLAN ID 2048 MAX Supported VLANs 256 Current Number of 802 1Q VLANs Configured 1 lt OK gt lt Enter gt to select Parameter Description VLAN Version Number The VLAN version used by this switch as specified in the IEEE 802 1Q standard MAX VLAN ID Maximum VLAN ID recognized by this switch MAX Supported VLANs Maximum number of VLANs that can be configured on this switch Current Number of The number of VLANs currently configured on this switch VLANs Configured Note All ports are assigned only to VLAN 1 by default 2 44 Configuring the Switch 802 1Q VLAN Current Table Information This screen shows the current port members of each VLAN and whether or not the port
42. ck below the Configuring the Switch Port Security Configuration Use the Port Security Configuration screen to enable and configure port security for the switch Port Security allows you to configure each port with a list of MAC addresses of devices that are authorized to access the network through that port Alcatel OmniStack 8008 lt Port Security Configuration gt MAC Address MAC Address Secure address count 0 Port s 1 MAC 00 00 00 00 00 00 Show More Add Delete Mode DISABLE Apply Clear lt OK gt Use lt TAB gt or arrow keys to move lt Enter gt to select Parameter Description MAC Address A list of the authorized MAC addresses that can access the network through the specified port Secure address count The number of authorized MAC addresses for the specified port Port Numeric identifier for switch port Show Displays authorized MAC addresses for the specified port More Displays more MAC addresses for the port Mode Port security can be set to three states Static Disable or Learning When set to Static the switch will drop packets from the port if the source MAC address does not match one of the addresses in the MAC Address list If set to Learning the switch will add the source MAC address of all packets received on the port to the authorized MAC Address list Apply Applies a change of Mode to the port MAC A specific MAC address to be added or deleted from the list Add
43. configuration program from anywhere within the attached network The onboard configuration program can be accessed using Telnet from any computer attached to the network The switch can also be managed by any computer using a Web browser Internet Explorer 4 0 or above or Netscape Navigator 4 0 or above or from a network computer using network management software Notes 1 This switch supports four concurrent Telnet sessions 2 The onboard program only provides access to basic configuration functions To access the full range of SNMP management functions you must use SNMP based network management software Chapter 2 Console Interface Log in Screen Once a direct connection to the serial port or a Telnet connection is established the log in screen for the onboard configuration program appears as shown below Alcatel OmniStack 8008 Alcatel Internetworking 26801 West Agoura Road Calabasas CA 91301 818 880 3500 Alcatel OmniStack Copyright c 2000 Alcatel and its licensors All rights reserved OmniStack is a trademark of Alcatel registered in the United States Patent and Trademark Office Username Password Note A banner message may be configured to appear before the Login screen The banner message is a login security alert See Configuring the Banner Message on page 2 21 If this is your first time to log into the configuration program then the default user names are admin and
44. decides where to forward the frame and then inserts a VLAN tag reflecting this port s default VID The default PVID is VLAN 1 for all ports but this can be changed see page 2 48 or page 3 30 VLAN aware VLAN aware HHEHEHEE HHEESG VLAN 1 2 VLAN 1 802 1Q tags 802 1Q tags VLAN aware HEHEHE amp trunk VLAN 1 2 802 1Q tags VLAN aware VLAN 1 2 wees wa untagged untagged VLAN aware VLAN unaware Connecting VLAN Groups The switch supports intra VLAN communication using wire speed switching However if you have devices in separate VLANs that must communicate and it is not practical to include these devices in a common VLAN then the VLANs can be connected via a Layer 3 switch or router Multicast Filtering Multicast Filtering Multicasting sends data to a group of nodes instead of a single destination The simplest way to implement multicasting is to broadcast data to all nodes on the network However such an approach wastes a lot of bandwidth if the target group is small compared to overall the broadcast domain Since applications such as video conferencing and data sharing are more widely used today efficient multicasting has become vital A common approach is to use a group registration protocol that lets nodes join or leave multicast groups A switch or router can then easily determine which ports contain group members and send data out to those ports only This procedure is cal
45. ded or external probes on distributed network equipment hubs switches or routers Network management software can access the probes embedded in recent Alcatel network products to perform traffic analysis troubleshoot network problems evaluate historical trends or implement proactive management policies RMON has already become a valuable tool for network managers faced with a quickly changing network landscape that contains dozens or hundreds of separate segments RMON is the only way to retain control of the network and analyze applications running at multi megabit speeds It provides the tools you need to implement either reactive or proactive policies that can keep your network running based on real time access to key statistical information This switch provides support for basic RMON which contains the four key groups required for basic remote monitoring These groups include Statistics Includes all the tools needed to monitor your network for common errors and overall traffic rates Information is provided on bandwidth utilization peak utilization packet types errors and collisions as well as the distribution of packet sizes History Can be used to create a record of network utilization packet types errors and collisions You need a historical record of activity to be able to track down intermittent problems Historical data can also be used to establish normal baseline activity which may reveal problems associated with high traf
46. disable a port for security reasons Duplex Status Auto Negotiation Used to set the current port duplex mode or Flow Control status 3 34 Disabled auto negotiation The default is auto negotiation Used to enable or disable flow control Flow control can eliminate frame loss by blocking traffic from end stations or segments connected directly to the switch when its buffers fill Back pressure is used for half duplex and IEEE 802 3x for full duplex Note that flow control should not be used if a port is connected to a hub Port Menus Port Broadcast Storm Protect Configuration Use the Port Broadcast Storm Protect Configuration screen to configure broadcast storm control for any port on the switch Port Protect Status Threshold 1 M Enable 500 2 M Enable 500 3 M Enable 500 4 M Enable 500 5 M Enable 500 6 M Enable 500 7 M Enable 500 8 M Enable 500 Parameter Default Description Broadcast Storm Enabled Allows you to enable disable broadcast storm control for all Protect Mode ports on the switch Protect Status Enabled Enables disables broadcast control for the port When enabled the switch will employ a broadcast control mechanism if the packet per second threshold is exceeded This mechanism limits the amount of broadcasts passed by the port to half of the received packet per second count The control mechanism remains in effect until the number of received broadcasts
47. dministrator with access privilege of Read Write for all screens Passwords can consist of up to 11 alphanumeric characters and are not case sensitive User name admin default password switch 3 11 Web Interface Firmware Upgrade Options You can upgrade system firmware by performing a Web upload or a TFTP download Note that you can also upgrade by a direct connection to the console port see Upgrading Firmware via the Serial Port on page A 2 Web Upload Management Use the Web Upload Management menu to load software updates into the switch The upload file should be an Omnistack 8008 binary file from Alcatel otherwise the switch will not accept it The success of the upload operation depends on the quality of the network connection After uploading the new software the switch will automatically restart itself Parameters shown on this screen are indicated in the following figure and table Upload Mode Permanent _ File Name Browse Start Web Upload Parameter Description Upload Mode Uploads to permanent flash ROM File Name The Omnistack 8008 binary file to download Use the browse button to locate the file on your local network Start Web Upload Starts uploading the file over the network 3 12 Firmware Upgrade Options TFTP Download Management Use the TFTP Download Management menu to load software updates into the switch The download file should be an Omnistack 8008 b
48. dress Table New Static Address 000024 B32883 VLAN 1 Port 8 Dynamic QO00E 2 1 2F9F8 VLAN 1 Port 8 Dynamic QO00E 2 16C582 VLAN 1 Port 8 Dynamic 0O000E2 20C3D5 VLAN 1 Port 8 Dynamic MAC i 0000E2 2174D0 VLAN 1 Part 8 Dynamic lt lt Add Address 0000E2 2EFDF6 VLAN 1 Port 8 Dynamic Benne VLAN D 0000E8 000002 VLAN 1 Port 8 Dynamic 1 2048 0000E8 000096 VLAN 1 Port 8 Dynamic Clear Table 0000E8 000101 VLAN 1 Port 8 Dynamic Port ha 0000E8 00E803 VLAN 1 Port 8 Dynamic 0000E8 111133 VLAN 1 Port 8 Dynamic OO00E8 18096B VLAN 1 Port 8 Dynamic m Parameter Description Aging Time Time out period in seconds for aging out dynamically learned forwarding information Range 10 415 secs default 300 secs Dynamic Address The number of dynamically learned addresses currently in the table Counts Static Address Counts The number of static addresses currently in the table Address Table All entries sorted by address or VLAN ID Address Table Sort Key The system displays the MAC address of each node and port whose address table includes this MAC address the associated VLAN s and the address status i e dynamic or static New Static Address Use these fields to add or remove a static entry to the address table Indicate the address port and VLAN group when adding a new entry Add Remove Adds removes selected address Clear Table Removes all addresses from the addres
49. e Note Based on the default configuration a user is allowed three attempts to enter the correct password on the third failed attempt the current connection is terminated See Console Login Configuration on page 2 17 3 2 Navigating the Web Browser Interface Configuration Options Configurable parameters have a dialog box or a drop down list Once a configuration change has been made on a page be sure to click on the Apply button at the bottom of the page to confirm the new setting The following table summarizes the Web page configuration buttons Web Page Configuration Buttons Button Action Apply Sets specified values in the SNMP agent Revert Cancels specified values prior to pressing the Apply button Refresh Immediately updates values from the SNMP agent Notes 1 To ensure proper screen refresh be sure that Internet Explorer 5 0 is configured as follows Under the menu Tools Internet Options General Temporary Internet Files Settings the setting for item Check for newer versions of stored pages should be Every visit to the page 2 When using Internet Explorer 5 0 you may have to manually refresh the screen after making configuration changes by pressing the browser s refresh button Web Interface Panel Display The Web agent displays an image of the switch s ports showing port links and activity Clicking on the image of a port displays statistics
50. e the menu bar beneath the image of the switch and a list of commands beneath the menu bar The following table briefly describes the selections available from this program Function Description System Provides basic system description including contact information Switch Shows hardware firmware version numbers and power status of the switch IP Includes boot state IP address and Telnet session count SNMP Configures communities and trap managers and activates traps Security Sets password for system access Upgrade Downloads new version of firmware to update your system Configure Saves the switch configuration to a file on a TFTP server This file can be later downloaded to restore the configuration Address Table Provides full listing or unicast addresses sorted by address or VLAN STA Enables Spanning Tree Algorithm also sets parameters for switch priority Bridge Extension Priority VLAN IGMP Port Mirror Trunk Statistics hello time maximum message age and forward delay as well as port priority and path cost Displays configures extended bridge capabilities provided by this switch including support for traffic classes GMRP multicast filtering and VLAN extensions Configures default port priorities and queue assignments Configures VLAN group members automatic registration with GVRP and other port specific VLAN settings Configures IGMP multicast filtering Enables any port sets communicati
51. e CTS gt 8 8CTS lt RTS 7 9R e RI 9 Pin Assignments Console Port to 25 Pin DTE Port on PC Switch s 9 Pin Serial Null Modem PC s 25 Pin DTE Port Port TDCD 1 1 8DCD 2RXD 2 3 3TXD 31XD 3 2 2RXD 4DIR 4 8 20DTR 5 SGND 5 20 7SGND 6DSR 6 __ 7 UDR 7RTS Oe ge m5 CTS 9 5 SCTS JRI 20 6 ZRI Glossary Bandwidth Utilization The percentage of packets received over time as compared to overall bandwidth BOOTP Boot protocol used to load the operating system for devices connected to the network GARP VLAN Registration Protocol GVRP Defines a way for switches to exchange VLAN information in order to register necessary VLAN members on ports along the Spanning Tree so that VLANs defined in each switch can work automatically over a Spanning Tree network Generic Attribute Registration Protocol GARP GARP is a protocol that can be used by endstations and switches to register and propagate multicast group membership information in a switched environment such that multicast data frames are propagated only to those parts of a switched LAN containing registered endstations Formerly called Group Address Registration Protocol Group Address Registration Protocol See Generic Attribute Registration Protocol Internet Control Message Protocol ICMP An integ
52. e Name The name of the file to contain the switch configuration settings Start Configuration Issues a request to upload the configuration settings to the specified file TFTP Upload on the TFTP server Configuration Download Management Use the Configuration Download Management to restore switch configuration settings from a file on a TFTP sever Parameters shown on this screen are indicated in the following figure and table Server IP Address D 0 0 0 File Name Start Configuration TFTP Download Parameter Description Server IP Address IP address of a TFTP server File Name The name of the file that contains the switch configuration settings you wish to restore Start Configuration Issues a request to the TFTP server to download the specified file TFTP Download 3 14 Address Table Configuration Address Table Configuration The Address Table contains the unicast MAC addresses and VLAN identifier associated with each port that is the source port associated with the address and VLAN sorted by MAC address or VLAN You can also clear the entire address table or information associated with a specific address or set the aging time for deleting inactive entries The information displayed in the Address Table is indicated in the following figure and table Aging Time 10 415 300 seconds Dynamic Address Counts 107 Static Address Counts D Address Table Sort Key Address 7 Ad
53. e cost for a packet to travel from this port to the root in the current spanning tree configuration The slower the media the higher the cost Designated The priority and MAC address of the device through which this port must Bridge ID communicate to reach the root of the spanning tree Designated Port The priority and number of the port on the designated bridging device through which ID this switch must communicate with the root of the spanning tree 2 32 Configuring the Switch Using a Mirror Port for Analysis You can mirror traffic from any source port to a target port for real time analysis You can then attach a network sniffer or RMON probe to the target port and study the traffic crossing the source port in a completely unobtrusive manner When mirroring port traffic note that the target port must be configured in the same VLAN as the source port see Configuring Virtual LANs on page 2 44 You can use the Mirror Port Configuration screen to designate a single port pair for mirroring as shown below lt APPLY gt Alcatel OmniStack 8008 lt Mirror Port Configuration gt Mirror Source Port Port 1 Mirror Target Port Port 2 Status DISABLED lt OK gt lt CANCEL gt Use lt TAB gt or arrow keys to move other keys to make changes Parameter Description Mirror Source Port Mirror Target Port Status The port whose traffic will be monitored The port that will duplicate or
54. e number of times the port has changed status to forwarding state The cost for a packet to travel from this port to the root in the current spanning tree configuration The slower the media the higher the cost The priority and MAC address of the device through which this port must communicate to reach the root of the spanning tree The priority and number of the port on the designated bridging device through which this switch must communicate with the root of the spanning tree 3 17 Web Interface Spanning Tree Configuration The following figures and tables describe Bridge STA configuration Switch lUsage Enabled x Priority 32768 Parameter Default Description Usage Enabled Enable this parameter to participate in an STA compliant network Priority 32 768 Device priority is used in selecting the root device root port and designated port The device with the highest priority becomes the STA root device Remember that the lower the numeric value the higher the priority However if all devices have the same priority the device with the lowest MAC address will then become the root device Range 0 65535 3 18 When the Switch Becomes Root Hello Time B seconds Maximum Age 20 ae Forward Delay fis seconds Parameter Default STA Spanning Tree Algorithm Description Hello Time 2 Max Message Age 20 Forward Delay 15 The time interval in seconds
55. ection to the serial port on the switch you can display or modify the current settings for the serial port through the Web agent Click on the serial port icon in the switch image to display or configure these settings as shown below Panel Display Baud rate B500 J Time Out fio minutes Data bits 8 Stop bits fi gt Parity None Auto Refresh Time 5 seconds Parameter Default Description Baud Rate 9600 The rate at which data is sent between devices Options 2400 4800 9600 19200 bps and Auto detection Time Out 10 minutes If no input is received from the attached device after this interval the current session is automatically closed Range 0 100 minutes where 0 indicates disabled Data Bits 8 bits Sets the data bits of the RS 232 port Options 7 8 Stop Bits 1 bit Sets the stop bits of the RS 232 port Options 1 2 Parity None Sets the parity of the RS 232 port Options none odd even Auto Refresh 5 second Sets the interval before a console session will auto refresh the Time console information such as Spanning Tree Information Port Configuration Port Statistics and RMON Statistics Range 0 or 5 255 seconds where 0 indicates disabled Web Interface Main Menu Using the onboard Web agent you can define system parameters manage and control the switch and all its ports or monitor network conditions The interface screen includes the main menu on the left sid
56. ed Connections Console Port Out of Band Connections Attach a VT100 compatible terminal or a PC running a terminal emulation program to the serial port on the switch s rear panel Use the null modem cable provided with this package or use a null modem connection that complies with the wiring assignments shown in Appendix B of this guide When attaching to a PC set terminal emulation type to VT100 specify the port used by your PC i e COM 1 4 and then set communications to 8 data bits 1 stop bit no parity and 9600 bps for initial configuration Also be sure to set flow control to none Refer to Configuring the Serial Port on page 2 13 for a complete description of configuration options Note If the default settings for the management agent s serial port have been modified and you are having difficulty making a console connection you can display or modify the current settings using a Web browser as described under Configuring the Serial Port on page 3 5 1 1 Switch Management In Band Connections Prior to accessing the switch s onboard agent via a network connection you must first configure it with a valid IP address subnet mask and default gateway using an out of band connection or the BOOTP protocol Note By default BOOTP is disabled and the IP address is set to 192 168 10 1 See IP Configuration on page 2 10 After configuring the switch s IP parameters you can access the onboard
57. ed on the same LAN XModem A protocol used to transfer files between devices Data is grouped in 128 byte blocks and error corrected Glossary 3 Glossary Glossary 4 Index Numerics 802 1p port priority 4 6 802 1Q VLANs 4 2 A address table static unicast 3 15 Administrator password setting 3 11 aging time of address table 3 15 automatic VLAN registration 4 3 B banner message configuration 2 21 baud rate configuring 3 5 BOOTP for IP configuration 1 2 3 9 bridge capability 3 21 MIB extensions 2 40 3 21 Bridge Protocol Data Units BPDUs 4 2 Broadcast Storm Control 2 38 2 39 Cc Class of Service CoS 4 6 community strings configuring 3 10 connections serial port 1 1 Web browser 1 2 console login configuration 2 17 console port configuring 3 5 connections 1 1 pin assignments B 1 D downloading software A 2 F firmware upgrades A 2 firmware upgrade TFTP download 3 13 Web upload 3 12 firmware version 3 8 G GVRP 4 3 H hardware version 3 8 HTTP configuration 2 12 server 2 12 l IGMP 3 31 multicast filtering 2 36 protocol 4 5 query 4 5 report 4 5 snooping 4 5 in band connections 1 2 Internet Group Management Protocol see IGMP IP configuration 2 10 3 9 multicast filtering 2 36 L Layer 2 switching 4 1 link aggregation 4 6 log in console interface 2 1 Web interface 3 2 M MAC address of agent 3 9 main boad information 3 8 main menu 2 2 3 6 description 3 6 manageme
58. ent access is restricted to Read Only or Read Write 3 10 Security Configuration Trap Managers The following figure and table describe how to specify management stations that will receive authentication failure messages or other trap messages from the switch Up to 5 trap managers may be entered Trap Manager Capability 5 Current New lt lt Add Trap Manager IP address Remove Trap Manager Community String none Enable Authentication Traps M Parameter Description Trap Manager Capability Up to 5 trap managers may be used Trap Manager IP Address IP address of the trap manager nee Community A community authorized to receive trap messages ri Add Remove Add remove strings from the active list Enable Authentication Traps Issues a trap message to specified IP trap managers whenever authentication of an SNMP request fails Default enabled Security Configuration Use the Security Configuration screen to restrict management access based on a specified password The Administrator has write access for parameters governing the switch You should therefore assign a password to the Administrator as soon as possible and store it in a safe place If for some reason your password is lost or you cannot gain access to the system s configuration program contact Alcatel Technical Support for assistance Change Password old Password New Password Confirm Password This password is for the system A
59. er name and password The administrator has Read Write access to all configuration parameters and statistics The default user name for the administrator is admin with the password switch Home Page When your Web browser connects with the switch s Web agent the home page is displayed as shown below The home page displays the Main Menu on the left side of the screen and System Information on the right side The Main Menu links are used to navigate to other menus and display configuration parameters and statistical data A Omnistock ee Awe Link Up Link Down System C Switch cP C SNMP Alcatel OmniStack 8008 Manager c Security Upgrade System Name Omnistack 8008 Configure TP Address 10 2 34 97 Address Table Object ID 1 3 6 1 4 1 800 3 1 1 13 es sra Location Bridge Extension Priority Contact C VLAN System Up Time 0 d 0 h 29 min 34 s C IGMP C Port Mirer Connect to textual user interface Trunk Send mail to technical support Statistics Contact Connect to ALCATEL Web page Apply Revert Help If this is your first time to access the management agent you should define a new Administrator password record it and put it in a safe place From the Main Menu select Security and enter a new password for the Administrator Note that passwords can consist of up to 11 alphanumeric characters and are not case sensitiv
60. ex Status Flow Control Status Shows if the port is enabled or not Indicates if the port has a valid connection to an external device Shows the port speed 1000M Displays the current duplex mode Shows the flow control type in use Flow control can eliminate frame loss by blocking traffic from end stations connected directly to the switch Back pressure is used for half duplex and IEEE 802 3x for full duplex Note The port information displayed is not valid if the link status is down 3 33 Web Interface Port Configuration Use the Port Configuration menus to configure any port on the switch Flow control mode _ Enable All Disable All Port Admin Status Duplex Status Flow Control Status 1 M Enable 1000M Full Duplex Enabled gt 2 M Enable Auto Negatiation gt Enabled gt 3 M Enable Auto Negatiation Enabled x 4 M Enable Auto Negatiation gt Enabled gt 5 M Enable Auto Negatiation gt Enabled gt 6 M Enable Auto Negatiation gt Enabled gt 7 M Enable Auto Negatiation gt Enabled gt 8 M Enable Auto Negatiation Enabled Parameter Default Description Flow Control Mode DISABLED Allows you to enable or disable flow control for all ports on the switch Admin Status Enable Allows you to disable a port due to abnormal behavior e g excessive collisions and then re enable it after the problem has been resolved You may also
61. f sysUpTime System Up Time when this VLAN was created Status Shows how this VLAN was added to the switch Dynamic GVRP Automatically learned via GVRP Permanent Added as a static entry Egress Ports Shows the ports which have been added to the displayed VLAN group Untagged Ports Shows the untagged VLAN port members 3 26 Configuring Virtual LANs VLAN Static List Use this screen to create or remove VLAN groups Current New VLAN ID 1 2048 VLAN Name Status I Enable Parameter Description Current Lists all the current VLAN groups created for this system Up to 256 VLAN groups can be defined To allow this switch to participate in external VLAN groups you must use the VLAN ID for the concerned external groups New Allows you to specify the name and numeric identifier for a new VLAN group The VLAN name is only used for management on this system itis not added to the VLAN tag Status Enables disables the specified VLAN Add Adds a new VLAN group to the current list Remove Removes a VLAN group from the current list If any port is assigned to this group as untagged it will be reassigned to VLAN group 1 as untagged Note No VLANs are statically configured by default VLAN Static Table Use this screen to modify the settings for an existing VLAN You can add delete port members for a VLAN disable or enable VLAN tagging for any port or prevent a port from being automatically added to a VLAN v
62. falls back below the packet per second threshold Threshold 500 The packet per second threshold for broadcast packets on the port 3 35 Web Interface Port Security Configuration Use the Port Security Configuration screen to enable and configure port security for the switch Port Security allows you to configure each port with a list of MAC addresses of devices that are authorized to access the network through that port Port Number 1 I Status Disabled MAC Address List New Address none lt lt Add Remove MAC Address Clear All Parameter Description Port Number The port number on the unit Status Port security can be set to three states Static Disable or Learning When set to Static the switch will drop packets from the port if the source MAC address does not match one of the addresses in the MAC Address list If set to Learning the switch will add the source MAC address of all packets received on the port to the authorized MAC Address list MAC Address List A list of the authorized MAC addresses that can access the network through the specified port New Address A specific MAC address to be added to the list Add Adds a new specified MAC address to the current list Remove Removes a MAC address from the current list Clear All Clears all the MAC addresses for the current port 3 36 Using a Port Mirror for Analysis Using a Port Mirror for Analysis You can mirror traffic from an
63. fic levels broadcast storms or other unusual events Historical information can also be used to predict network growth and plan for expansion before your network becomes too overloaded Alarms Can be set to test data over any specified time interval and can monitor absolute or changing values such as a statistical counter reaching a specific value or a Statistic changing by a certain amount over the set interval Alarms can be set to respond to either rising or falling thresholds Events Defines the action to take when an alarm is triggered The response to an alarm can include recording the alarm in the Log Table or sending a message to a trap manager Note that the Alarm and Event Groups are used together to record important events or immediately respond to critical network problems Advanced Topics 4 8 Appendix A Troubleshooting Troubleshooting Chart Troubleshooting Chart Symptom Action Cannot connect using Telnet Web browser or SNMP software Be sure you have configured the agent with a valid IP address subnet mask and default gateway e Check that you have a valid network connection to the switch and that the port you are using has not been disabled Check network cabling between the management station and the switch Ifyou cannot connect using Telnet there may already be another active session Try connecting again at a later time Cannot access the on board configuration program vi
64. file on the TFTP server Indicates if an upload is Complete or In Progress IP address of a TFTP server The name of the file that contains the switch configuration settings you wish to restore Issues a request to the TFTP server to download the specified file Indicates if a download is Complete or In Progress 2 19 Console Interface Managing the Switch Use the Management Configuration screen to configure the management access of the switch Alcatel OmniStack 8008 lt Management Configuration gt Management VLAN ONE VLAN 71 lt Apply gt lt Ok gt lt Cancel gt Use lt TAB gt or arrow keys to move lt Space gt to scroll options Parameter Description Management VLAN Allows management access of the switch from all VLANs or only from a specified VLAN If this field is set to ONE then the single VLAN with management acces must be set in the VLAN field VLAN The ID of the only VLAN with management access to the switch when the Management VLAN field is set to ONE 2 20 Management Setup Menu Configuring the Banner Message The Banner Message is a login security alert message It will be presented to a user attempting to log into the switch via console or Telnet before prompting for a user name and password Use the Banner Message Configuration screen to write and set the Banner Message You can type or paste the banner message i
65. gh each port RMON statistics provide access to a broad range of statistics including a total count of different frame types and sizes passing through each port Values displayed have been accumulated since the last system reboot Alcatel OmniStack 8008 lt RMON Statistics gt Port T Drop Events 4 Jabbers 0 Received Bytes 438387005 Collisions zio Received Frames 2470786 64 Byte Frames 75132 Broadcast Frames 2180266 65 127 Byte Frames 868284 Multicast Frames 237352 128 255 Byte Frames 502964 CRC Alignment Errors 0 256 511 Byte Frames 379998 Undersize Frames 172 512 1023 Byte Frames lt 671 Oversize Frames 0 1024 1518 Byte Frames 3565 Fragments a Refresh Statistics Reset Counters lt OK gt lt PREV PORT gt lt NEXT PORT gt Use lt TAB gt or arrow keys to move lt Enter gt to select 2 51 Console Interface Parameter Description Drop Events Received Bytes Received Frames Broadcast Frames Multicast Frames CRC Alignment Errors Undersize Frames Oversize Frames Fragments Jabbers Collisions 64 Byte Frames 65 127 Byte Frames 128 255 Byte Frames 1024 1518 Byte Frames 2 52 The total number of events in which packets were dropped due to lack of resources Total number of bytes of data received on the network This statistic can be used as a reasonable indication of Ethernet utilization The total number of frames bad broadcast and multica
66. guest with the password switch The Administrator has Read Write access to all configuration parameters and statistics while the Guest has Read Only access to the management program You should define a new administrator password record it and put it in a safe place Select Console Login Configuration from the Management Setup Menu and enter a new password for the administrator Note that passwords can consist of up to 11 alphanumeric characters and are not case sensitive Note You are allowed three attempts to enter the correct password on the third failed attempt the current connection is terminated 2 1 Console Interface Main Menu The Main Menu is the first screen seen after successfully logging into the system Display or change Management information Use lt TAB gt or arrow keys to move lt Enter gt to select Alcatel OmniStack 8008 lt Main Menu gt About this product Management Setup Menu Switch Configuration Menu Network Monitor Menu Reset System Menu Quit Current Session Selection Description About this product System Information Switch Information Management Setup Menu Network Configuration Serial Port Configuration SNMP Configuration Console Login Configuration TFTP Download New Software Configuration Save and Restore Management Configuration 2 2 Provides basic system description including contact information Shows hardware firmware
67. h weighted fair queuing for each port You can use the Priority menu to configure the default priority for each port or to display the mapping for the traffic classes as described in the following sections Port Priority Configuration The default priority for all ingress ports is zero Therefore any inbound frames that do not have priority tags will be placed in the low priority output queue Default priority is only used to determine the output queue for the current port no priority tag is actually added to the frame You can use the Port Priority Configuration screen to adjust default priority for any port as shown below Default Ingress Number of Egress User Priority Traffic Classes iIp Port ho 7 l ho N ho nN N ho N si om om amp ow T Parameter Description Port Numeric identifier for switch port Default Ingress Default priority can be set to any value from 0 7 where 0 3 specifies the low User Priority priority queue and 4 7 specifies the high priority queue Number of Egress Indicates that this switch supports two priority output queues Traffic Classes 3 23 Web Interface Port Traffic Class Information This switch provides two priority levels with weighted fair queuing for port egress This means that any frames with a default or user priority from 0 3 are sent to the low priority queue 0 while those from 4 7 are sent to the high priority queue 1 as show
68. ia the GVRP protocol Note that VLAN 1 is fixed as an untagged VLAN containing all ports on the switch and cannot be modified via this screen VLAN 1 Name Status M Enable Parameter Description VLAN The ID for the VLAN currently displayed Range 1 2048 Name A user specified symbolic name for this VLAN String length 8 alphanumeric characters Status Enables disables the specified VLAN 3 27 Web Interface Use the screens shown below to assign ports to the specified VLAN group as an IEEE 802 1Q tagged port Assign ports as tagged if they are connected to 802 1Q VLAN compliant devices If the port is connected to VLAN unaware devices frames will be passed to the untagged VLAN group to which this port has been assigned under the VLAN Port Configuration screen page 3 30 Egress Ports Members Non Members none lt lt Add Remove gt gt Forbidden Egress Ports Members Non Members none lt lt Add Remove gt gt Untagged Ports Members Non Members none lt lt Add Remove gt gt Parameter Description Egress Ports Adds ports to the specified VLAN Forbidden Egress Ports Prevents a port from being automatically added to this VLAN via GVRP Untagged Ports Adds untagged ports to the specified VLAN 3 28 Configuring Virtual LANs VLAN Static Membership by Port Use the screen shown below to assign VLAN groups to the selected port To perf
69. ics Port Statistics display key statistics from the Ethernet like MIB for each port Error statistics on the traffic passing through each port are displayed This information can be used to identify potential problems with the switch such as a faulty port or unusually heavy loading The values displayed have been accumulated since the last system reboot Select the required port The statistics displayed are indicated in the following figure and table Alcatel OmniStack 8008 lt Port Statistics gt Port 1 Ether Like Counter Alignment Errors 0 Late Collisions 0 FCS Errors o Excessive Collisions s0 Single Collision Frames 0 Internal Mac Transmit Errors 0 Multiple Collision Frames 0 Carrier Sense Errors 0 SQE Test Errors 0 Frame Too Longs 0 Deferred Transmissions 0 Internal Mac Receive Errors 0 Refresh Statistics Reset Counters lt OK gt lt PREV PORT gt lt NEXT PORT gt Use lt TAB gt or arrow keys to move lt Enter gt to select Parameter Description Alignment Errors The number of frames received that are not an integral number of octets in length and do not pass the FCS check FCS Errors The number of frames received that are an integral number of octets in length but do not pass the FCS check Single Collision Frames The number of successfully transmitted frames for which transmission is inhibited by exactly one collision Multiple Collision A count of successfully transmitted frames for which transm
70. identifier for this bridge consisting of bridge priority plus MAC address where the address is normally taken from Port 1 Max Age The maximum time in seconds a device can wait without receiving a configuration message before attempting to reconfigure Hello Time The time interval in seconds at which the root device transmits a configuration message The maximum time in seconds the root device will wait before changing states i e listening to learning to forwarding The number of the port on this switch that is closest to the root This switch communicates with the root device through this port If there is no root port then this switch has been accepted as the root device of the spanning tree network The priority and MAC address of the device in the spanning tree that this switch has accepted as the root device The path cost from the root port on this switch to the root device The number of times the spanning tree has been reconfigured The time since the spanning tree was last reconfigured STA Spanning Tree Algorithm Ports The parameters shown in the following figure and table are for port STA Information Port 1 8 Port Forward Designated g Designated Fore Status Transitions Cost Designated Bridge Port 1 No Link 2 23 1000 0010B5BB8 483 128 1 2 No Link 0 23 1000 0010B5BB8 A83 128 2 3 No Link 0 23 1000 0010B5BB8A83 128 3 4 Mo Link o 23 1000 0
71. idth of a network connection or ensure fault recovery You can group ports into trunks that consist of two three or four ports creating an aggregate bandwidth of up to 8 Gbps Besides balancing the load across each port in the trunk the additional ports provide redundancy by taking over the load if another port in the trunk should fail When using port trunks remember that Before removing a port trunk via the configuration menu you must disable all the ports in the trunk or remove all the network cables Otherwise a loop may be created e To disable a single link within a port trunk you should first remove the network cable and then disable both ends of the link via the configuration menu This allows the traffic passing across that link to be automatically distributed to the other links in the trunk without losing any significant amount of traffic SNMP Management Software SNMP Simple Network Management Protocol is a communication protocol designed specifically for managing devices or other elements on a network Network equipment commonly managed with SNMP includes hubs switches bridges routers and host computers SNMP is typically used to configure these devices for proper operation in a network environment as well as monitor them to evaluate performance and detect potential problems Remote Monitoring Remote Monitoring Remote Monitoring RMON provides a cost effective way to monitor large networks by placing embed
72. inary file from Alcatel otherwise the switch will not accept it The success of the download operation depends on the accessibility of the TFTP server and the quality of the network connection After downloading the new software the switch will automatically restart itself Parameters shown on this screen are indicated in the following figure and table Server IP Address 0 0 0 0 Download Mode Permanent f File Name Start TFTP Download Parameter Description Server IP Address Download Mode File Name Start TFTP Download IP address of a TFTP server Downloads to permanent flash ROM The Omnistack 8008 binary file to download Issues request to TFTP server to download the specified file 3 13 Web Interface Configuration Save and Restore Use the Configure screen to save the switch configuration settings to a file ona TFTP server The file can be later downloaded to the switch to restore the switch s settings The success of the operation depends on the accessibility of the TFTP server and the quality of the network connection Configuration Upload Management Use the Configuration Upload Management to save the switch configuration to a file on a TFTP sever Parameters shown on this screen are indicated in the figure and table Server P Address 0000 File Name l Start Configuration TFTP Upload Parameter Description Server IP Address IP address of a TFTP server Fil
73. ions of the Canadian depart ment of communications Le present appareil numerique niemet pas de bruits radioelectriques depassant les lim ites applicables aux appareils numeriques de la Class B prescrites dans le reglement sur le brouillage radioelectrique edicte par le ministere des communications du Canada Contents Chapter 1 Switch Management Configuration Options Required Connections Console Port Out of Band Connections In Band Connections Chapter 2 Console Interface Log in Screen Main Menu System and Switch Information Displaying System Information Displaying Switch Version Management Setup Menu Changing the Network Configuration IP Configuration IP Connectivity Test Ping HTTP Configuration Configuring the Serial Port Assigning SNMP Parameters Configuring Community Names Configuring IP Trap Managers Console Login Configuration Downloading System Software Using TFTP Protocol to Download Over the Network Saving the System Configuration Managing the Switch Configuring the Banner Message Configuring the Switch Configuring Port Parameters Viewing the Current Port Configuration Using the Spanning Tree Algorithm Configuring Bridge STA Configuring STA for Ports Viewing the Current Spanning Tree Information Displaying the Spanning Tree Bridge State Displaying the Spanning Tree Port State Using a Mirror Port for Analysis Configuring Port Trunks IGMP Multicast Filtering Configuring IGMP 2 10 2 11 2 12 2 13 2 14 2 1
74. isabled 2 13 Console Interface Assigning SNMP Parameters Use the SNMP Configuration screen to display and modify parameters for the Simple Network Management Protocol SNMP The switch includes an SNMP agent which monitors the status of its hardware as well as the traffic passing through its ports A computer attached to the network called a Network Management Station NMS can be used to access this information Access rights to the switch are controlled by community strings To communicate with the switch the NMS must first submit a valid community string for authentication The options for configuring community strings and related trap functions are described in the following sections Alcatel OmniStack 8008 lt SNMP Configuration gt Send Authentication Fail Traps ENABLED SNMP Security IP Trap Managers lt APPLY gt lt OK gt lt CANCEL gt Use lt TAB gt or arrow keys to move lt Space gt to scroll options Parameter Description Send Authentication Fail Issue a trap message to specified IP trap managers whenever authentication Traps of an SNMP request fails The default is enabled SNMP Security Assigns SNMP access based on specified strings IP Trap Managers Specifies management stations that will receive authentication failure messages or other trap messages from the switch 2 14 Management Setup Menu Configuring Community Names The following figure and table describe how to config
75. ission is inhibited Frames by more that one collision SQE Test Errors A count of times that the SQE TEST ERROR message is generated by the PLS sublayer Deferred A count of frames for which the first transmission attempt on a particular Transmissions interface is delayed because the medium was busy Late Collisions The number of times that a collision is detected later than 512 bit times into the transmission of a packet 2 50 Monitoring the Switch Parameter Description Excessive Collisions The number of frames for which transmission failed due to excessive collisions Internal Mac The number of frames for which transmission failed due to an internal MAC Transmit Errors sublayer transmit error Carrier Sense Errors The number of times that the carrier sense condition was lost or never asserted when attempting to transmit a frame Frame Too Longs The number of frames received that exceed the maximum permitted frame size Internal Mac The number of frames for which reception failed due to an internal MAC Receive Errors sublayer receive error The reported values will always be zero because these statistics are not supported by the internal chip set Displaying RMON Statistics Use the RMON Statistics screen to display key statistics for each port from RMON group 1 RMON groups 2 3 and 9 can only be accessed using SNMP management software The following screen displays the overall statistics on traffic passing throu
76. l and sets communication mode to auto negotiation full duplex or half duplex Displays operational status including link state flow control method and duplex mode Enables Spanning Tree Algorithm also sets parameters for hello time maximum message age switch priority and forward delay as well as port priority and path cost Displays full listing of parameters for the Spanning Tree Algorithm Sets the source and target ports for mirroring Specifies ports to group into aggregate trunks Configures IGMP multicast filtering Allows you to enable disable broadcast storm control on a per port basis and set the packet per second threshold Allows you to enable and configure port security for the switch Displays configures extended bridge capabilities provided by this switch including support for traffic classes GMRP multicast filtering and VLAN extensions Configures default port priorities and queue assignments Displays basic VLAN information such as VLAN version number and maximum VLANs supported Displays VLAN groups and port members Configures VLAN groups via static assignments including setting port members or restricting ports from being dynamically added to a port by the GVRP protocol Displays configures port specific VLAN settings including PVID ingress filtering and GVRP Displays statistics on network traffic passing through the selected port Displays detailed statistical information for the se
77. lected port such as packet type and frame size counters Provides full address listing as well as search and clear functions Console Interface Selection Description IP Multicast Registration Displays all the multicast groups active on this switch including Table multicast IP addresses and corresponding VLAN IDs Static Unicast Address Table Configuration Reset system menu Quit current session Used to manually configure host MAC addresses in the unicast table Restarts system with options to use POST or to retain factory defaults IP settings or user authentication settings Exits the configuration program Not implemented in the current firmware release 2 4 System and Switch Information System and Switch Information Use the About this product menu to display a basic description of the switch including contact information and hardware firmware versions Alcatel OmniStack 8008 lt About this product gt System Information Switch Information lt OK gt Use lt TAB gt or arrow keys to move lt Enter gt to select Selection Description System Information Provides basic system description including contact information Switch Information Shows hardware firmware version numbers and power status of the switch 2 5 Console Interface Displaying System Information Use the System Information screen to display descriptive information about the switch or for quick s
78. led multicast filtering The purpose of multicast filtering is to optimize a switched network s performance so multicast packets will only be forwarded to those ports containing multicast group hosts or multicast routers switches instead of flooding to all ports in the subnet VLAN The OmniStack 8008 supports multicast filtering by passively monitoring IGMP Query and Report messages IGMP Snooping A Layer 2 switch can passively snoop on IGMP Query and Report packets transferred between IP Multicast Routers Switches and IP Multicast host groups to learn the IP Multicast group members It simply monitors the IGMP packets passing through it picks out the group registration information and configures multicast filters accordingly IGMP Snooping generates no additional network traffic allowing you to significantly reduce the multicast traffic passing through your switch IGMP Protocol The Internet Group Management Protocol IGMP runs between hosts and their immediately neighboring multicast router switch IGMP is a multicast host registration protocol that allows any host to inform its local router that it wants to receive transmissions addressed to a specific multicast group A router or multicast enabled switch can periodically ask its hosts if they want to receive multicast traffic If there is more than one router switch on the LAN performing IP multicasting one of these devices is elected querier and assumes the responsibili
79. must be defined if the management station is located in a different IP segment Physical address of the switch Sets the number of concurrent Telnet sessions allowed to access the switch Web Interface SNMP Configuration Use the SNMP Configuration screen to display and modify parameters for the Simple Network Management Protocol SNMP The switch includes an SNMP agent which monitors the status of its hardware as well as the traffic passing through its ports A computer attached to the network called a Network Management Station NMS can be used to access this information Access rights to the switch are controlled by community strings To communicate with the switch the NMS must first submit a valid community string for authentication The options for configuring community strings and related trap functions are described in the following figures and table SNMP Community The following figure and table describe how to configure the community strings authorized for management access Up to 5 community names may be entered SNMP Community Capability 5 Current New lt lt Add Community String Remove Access Mode Read Only Parameter Description SNMP Community Up to 5 community strings may be used Capability Add Remove Add remove strings from the active list Community String A community entry authorized for management access The maximum string length is 19 characters Access Mode Managem
80. n displays basic information on the VLAN type supported by this switch VLAN Version Number 1 Maximum VLAN ID 2048 Maximum Number of Supported VLANs 256 Current Number of 802 1Q VLANs Configured 1 Parameter Description VLAN Version Number The VLAN version used by this switch as specified in the IEEE 802 1Q standard Maximum VLAN ID Maximum VLAN ID recognized by this switch Maximum Number of Maximum number of VLANs that can be configured on this switch Supported VLANs Current Number of The number of VLANs currently configured on this switch 802 1Q VLANs Configured Note All ports are assigned only to VLAN 1 by default 3 25 Web Interface VLAN Current Table This screen shows the current port members of each VLAN and whether or not the port supports VLAN tagging Ports assigned to a large VLAN group that crosses several switches should use VLAN tagging However if you just want to create a small port based VLAN for one or two switches you can assign ports to the same untagged VLAN see VLAN Port Configuration on page 3 30 The current configuration is shown in the following screen VLAN Entry Delete Count 0 Egress Ports Untagged Ports VLAN ID 1 Up Time at Creation 0 dO hO minOs Status Permanent Parameter Description VLAN Entry Delete The number of times a VLAN entry has been deleted from this table Count VLAN ID The ID for the VLAN currently displayed Up Time at Creation The value o
81. n in the following screen Port Priority Priority Priority Priority Priority Priority Priority Priority Class 0 1 2 3 4 2 33 6 7 Range 1 0 o o 0 1 1 1 1 Of 2 0 0 0 0 1 1 1 1 D 1 3 0 0 0 0 1 1 1 1 0 1 4 0 0 0 0 1 1 1 1 0 1 5 0 0 0 0 1 1 1 1 0 1 6 0 0 0 0 1 1 1 1 0 1 7 D 0 Oo 0 1 1 1 1 0 1 8 0 0 0 0 1 1 1 1 0 1 Parameter Description Port Numeric identifier for switch port User Priority Shows that user priorities 0 3 specify the low priority queue and 4 7 specify the high priority queue 3 24 Configuring Virtual LANs Configuring Virtual LANs You can use the VLAN configuration menu to assign any port on the switch to any of up to 256 VLAN groups In conventional networks with routers broadcast traffic is split up into separate domains Switches do not inherently support broadcast domains This can lead to broadcast storms in large networks that handle a lot of IPX and NetBEUI traffic By using IEEE 802 1Q compliant VLANs and GARP VLAN Registration Protocol you can organize any group of network nodes into separate broadcast domains confining broadcast traffic to the originating group This also provides a more secure and cleaner network environment For more information on how to use VLANs see Virtual LANs on page 4 2 The VLAN configuration screens are described in the following sections VLAN Basic Information The VLAN Basic Information scree
82. nd transmitted that were between 128 and 255 octets in length inclusive excluding framing bits but including FCS octets The total number of packets including bad packets received and transmitted that were between 1024 and 1518 octets in length inclusive excluding framing bits but including FCS octets Monitoring the Switch Displaying the Unicast Address Table The Address Table contains the MAC addresses and VLAN identifier associated with each port that is the source port associated with the address and VLAN sorted by MAC address or VLAN ID You can search for a specific address clear the entire address table or information associated with a specific address or set the aging time for deleting inactive entries The information displayed in the Address Table is indicated in the following figure and table Use lt TAB gt or arrow keys to move other keys to make changes Aging Time 300 Dynamic Counts 146 Static Counts 0 MAC VID Port Status MAC VID Port Status 00 00 24 B3 28 83 1 8 D 00 00 E8 00 00 02 1 8 D 00 00 E2 12 F9 F8 1 8 D 00 00 E8 00 00 05 1 8 D 00 00 E2 16 C5 82 1 8 D 00 00 E8 00 00 96 1 8 D 00 00 E2 20 C3 D5 1 8 D 00 00 E8 00 01 01 1 8 D 00 00 E2 21 74 DO 1 8 D 00 00 E8 07 12 5E 1 8 D 00 00 E2 2A 59 9A 1 8 D 00 00 E8 11 03 51 1 8 D 00 00 E2 2E FD F6 1 8 D 00 00 E8 11 11 33 1 8 D 00 00 E8 00 00 00 1 8 D 00 00 E8 12 12 12 1 8 D Sorted by MAC VID Cleared by MAC VID VLAN ID gud VLAN ID Hut
83. ner including duplex mode and VLAN assignments e None of the ports in a trunk can be configured as a mirror source port or mirror target port All the ports in a trunk have to be treated as a whole when moved from to added or deleted from a VLAN e The Spanning Tree Algorithm will treat all the ports in a trunk as a whole e Enable the trunk prior to connecting any cable between the switches to avoid creating a loop e Disconnect all trunk port cables or disable the trunk ports before removing a port trunk to avoid creating a loop 3 37 Web Interface Use the Port Trunking Configuration screen to set up port trunks as shown below Remember that you must Enable a new configuration before it will take effect Status List Trunk Status 1 W Enable e Member List Current New Trunk 1 4 Remove Por hi Parameter Description Trunk Number A unique identifier for this trunk You can configure up to four trunks per switch Port The port members of this trunk Select from 2 4 ports per trunk 3 38 Port Statistics Port Statistics Use the Port Statistics menu to display Etherlike or RMON statistics for any port on the switch Select the required port The statistics displayed are indicated in the following figure and table Etherlike Statistics Etherlike Statistics display key statistics from the Ethernet like MIB for each port Error statistics on the traffic passing thr
84. nt configuration 2 20 firmware upgrades 3 12 options 1 1 software SNMP 4 6 using SNMP 3 10 MIB extensions configuring 3 21 mirror port configuration 3 37 multicast filtering 4 5 configuring 3 31 N network management station access 3 10 Index 1 Index 0 out of band connection 1 1 P password configuration 3 11 pin assignments console port B 1 Ping 2 11 port configuration 3 34 3 35 information 3 33 mirror 3 37 overlapping 4 3 priority 2 41 statistics 3 39 trunk configuration 2 34 trunks 3 37 4 6 priority port configuration 3 23 traffic class 3 24 problems troubleshooting A 1 PVID 4 3 Q QoS configuration 2 41 Quality of Service QoS 3 23 R remote monitoring RMON 4 7 restoring switch configuration 3 14 RMON probes and mirror ports 3 37 S screen refresh 3 5 security configuration 3 11 serial number of main board 3 8 serial port configuring 3 5 connections 1 1 XModem downloads A 2 Simple Network Management Protocol see SNMP SNMP community 2 15 3 10 configuration 3 10 management 1 2 software downloads A 2 sofware upgrades 3 12 Spanning Tree Algorithm see STA STA 2 26 3 16 4 1 Index 2 statistics Etherlike 3 39 RMON 3 40 switch information 2 7 3 8 switching Layer 2 4 1 system information 2 6 3 7 T tagged ports 4 3 VLANs 3 26 3 28 4 4 Telnet sessions maximum number of 3 9 TFTP configuration for downloads 2 18 protocol 2 18 timeout console 3 5 traffic classes configu
85. ntains its own VLAN filtering database Indicates that the switch allows you to override the default PVID setting Port VLAN ID used in frame tags and its egress status VLAN Tagged or Untagged on each port Refer to VLAN Port Configuration on page 3 30 This switch does not support multiple local bridges that is multiple Spanning Trees 3 21 Web Interface Bridge Settings Traffic Classes M Enable iGMRP I Enable GVRP I Enable Parameter Description Traffic Class Multiple traffic classes are supported by this switch as indicated under Bridge Capabilities However you can disable this function by clearing this checkbox GMRP GARP Multicast Registration Protocol GMRP allows network devices to register endstations with multicast groups Note that this function is not implemented in the current firmware release The Internet Group Management Protocol IGMP is currently used by this switch to provide automatic multicast filtering GVRP GARP VLAN Registration Protocol GVRP defines a way for switches to exchange VLAN information in order to register necessary VLAN members on ports across the network This function should be enabled to permit VLAN groups which extend beyond the local switch Not implemented in the current firmware release 3 22 Priority Priority IEEE 802 1p defines up to 8 separate traffic classes This switch supports Quality of Service QoS by using two priority queues wit
86. nto the screen one row at a time using the arrow keys to move from one row to the next For example to paste text using Windows HyperTerminal select Paste to Host from the Edit menu in the menu bar Note that the maximum line length in the screen is 80 characters The first page of a sample Banner Message is shown below Alcatel OmniStack 8008 lt Banner Message Configuration gt SECURITY ALERT This is an Organization Z computer system This computer system including all related equipment networks and network devices specifically including Internet access and access to restricted sites is provided only for authorized use Organization Z computer systems may be monitored for all lawful purposes including to ensure that their use is authorized for management of the system to facilitate protection against unauthorized access and to verify security procedures survivability and operational security Monitoring includes active attacks by authorized Organization Z entities to test or verify the security of this system During monitoring information may be examined recorded copied and used for authorized purposes All information including personal information placed or sent over this system may be monitored Use of this Organization Z computer system authorized or unauthorized constitutes consent to monitoring of this system Unauthorized use may subject you to criminal prosecution Page 1 Total 4 Pages lt Apply gt
87. o your network indicating the VLAN groups it wants to join When this switch receives these messages it will automatically place the receiving port in the specified VLANs and then forward the message to all other ports When the message arrives at another switch that supports GVRP it will also place the receiving port in the specified VLANs and pass the message on to all other ports VLAN requirements are propagated in this way throughout the network Advanced Topics This allows GVRP compliant devices to be automatically configured for VLAN groups based solely on endstation requests Forwarding Traffic with Unknown VLAN Tags This switch only supports 256 VLANs with VLAN IDs ranging from 1 to 2048 but the IEEE 802 1Q VLAN standard allows for VLAN IDs from 1 to 4094 Therefore if this switch is attached to endstations that issue VLAN registration requests it will have to forward unknown VLAN tags This traffic can only be propagated to the rest of the network if automatic VLAN registration is enabled on your switch Forwarding Tagged Untagged Frames Ports can be assigned to multiple tagged or untagged VLANs Each port on the switch is therefore capable of passing tagged or untagged frames To forward a frame from a VLAN aware device to a VLAN unaware device the switch first decides where to forward the frame and then strips off the VLAN tag However to forward a frame from a VLAN unaware device to a VLAN aware device the switch first
88. on a port before the switch sends an IGMP Query out of that port and removes the entry from its list Note The default values are indicated in the sample screen 2 37 Console Interface Configuring Broadcast Storm Control Use the Broadcast Storm Control Configuration screen to enable broadcast storm control for any port on the switch as shown below Disable Control eee memem lt Cancel gt Alcatel OmniStack 8008 lt Broadcast Storm Control Configuration gt Broadcast control on all ports Enable Port Threshold Broadcast 1 500 ENABLE 2 500 ENABLE 3 500 ENABLE 4 500 ENABLE 5 500 ENABLE 6 500 ENABLE 7 500 ENABLE 8 500 ENABLE lt Apply gt lt OK gt Use lt TAB gt or arrow keys to move lt Enter gt to select Parameter Description Broadcast control on all ports Allows you to enable disable broadcast storm control for all ports on the switch Threshold The packet per second threshold for broadcast packets on the port Default is 500 pps Broadcast Control Enables disables broadcast control for the port When enabled the switch will employ a broadcast control mechanism if the packet per second threshold is exceeded This mechanism limits the amount of broadcasts passed by the port to half of the received packet per second count The control mechanism remains in effect until the number of received broadcasts fa packet per second threshold Default is Enabled 2 38 lls ba
89. on mode to auto negotiation full duplex or half duplex and enables disables flow control Sets the source and target ports for mirroring Specifies ports to group into aggregate trunks Displays statistics on network traffic passing through the selected port Not implemented in the current firmware release System Information System Information Use the System Information screen to display descriptive information about the switch or for quick system identification as shown in the following figure and table System Name OmniStack 8008 IP Address 10 1 10 98 Object ID 1 3 6 1 4 1 800 3 1 1 13 Location Eo aeae Contact O SY System Up Time 1d 17 h12 min 44 s Parameter Description System Name IP Address2 Object ID Location Contact System Up Time 1 Maximum string Name assigned to the switch system IP address of the switch you are managing The switch s management supports SNMP over UDP IP transport protocol In this environment all systems on the Internet such as network interconnection devices and any PC accessing the switch must have an IP address Valid IP addresses consist of four decimal numbers of 0 to 255 separated by periods Anything outside of this format will not be accepted by the configuration program MIB II object identifier for switch s network management subsystem Specifies the area or location where the system resides Contact person for
90. orm detailed port configuration for a specific VLAN use the VLAN Static Table page 3 27 Port Number 1 7 Member Non Member 1 3 lt lt Add Remove gt gt Parameter Description Port Number Port number on the switch selected from the upper display panel Add Remove Add or remove selected VLAN groups for the port indicated in the Port Number field 3 29 Web Interface VLAN Port Configuration Use this screen to configure port specific settings for IEEE 802 1Q VLAN features Port PVID 12048 Acceptable Frame Type Ingress Filtering GVRP Status GVRP Failed Registrations GVRP PDU Origin 1 fl Al I Enable I Enable a 00 00 00 00 00 00 2 f Al I Enable I Enable Q 00 00 00 00 00 00 3 f Al I Enable I Enable o 00 00 00 00 00 00 aih Al I Enable I Enable o o0 00 00 00 00 00 5 fh Al I Enable I Enable hy 00 00 00 00 00 00 6 fh Al I Enable I Enable O 00 00 00 00 00 00 7 i Al I Enable I Enable a 00 00 00 00 00 00 8 fi Al I Enable I Enable Q 00 00 00 00 00 00 Parameter Description PVID The VLAN ID assigned to untagged frames received on this port Use the PVID to assign ports to the same untagged VLAN Acceptable Frame This switch accepts All frame types including VLAN tagged or VLAN Type untagged frames Note that all VLAN untagged frames received on this port are assigned to the PVID for this port Ingress Filtering If set to True incoming frames fo
91. ote Monitoring RMON RMON provides comprehensive network monitoring capabilities It eliminates the polling required in standard SNMP and can set alarms on a variety of traffic conditions including specific errors types Simple Network Management Protocol SNMP An application protocol offering network management services in the Internet suite of protocols Serial Line Internet Protocol SLIP A standard protocol for point to point connections using serial lines Spanning Tree Algorithm STA A technology that checks your network for any loops A loop can often occur in complicated network systems or systems with redundant links Spanning tree detects and directs data along the shortest path maximizing the performance and efficiency of the network Spanning Tree Protocol STP See Spanning Tree Algorithm Glossary 2 Glossary Telnet Defines a remote communication facility for interfacing to a terminal device over TCPIIP Trivial File Transfer Protocol TFTP The TCP IP standard protocol for file transfer with minimal capability and minimal overhead TFTP depends on the connectionless datagram delivery service UDP Virtual LAN VLAN A Virtual LAN is a collection of network nodes that share the same collision domain regardless of their physical location or connection point in the network A VLAN serves as a logical workgroup with no physical barriers allowing users to share information and resources as though locat
92. ou to move devices to a new VLAN without having to change any physical connections VLANs can be easily organized to reflect departmental groups such as Marketing or R amp D usage groups such as e mail or multicast groups used for multimedia applications such as video conferencing VLANs provide greater network efficiency by reducing broadcast traffic but also allow you to make network changes without having to update IP addresses or IP subnets VLANs inherently provide a high level of network security since traffic must pass through a Layer 3 switch or a router to reach a different VLAN Virtual LANs This switch supports the following VLAN features Up to 256 VLANs can be configured based on the IEEE 802 1Q standard e Distributed VLAN learning across multiple switches using explicit or implicit tagging and GVRP protocol Port overlapping allowing a port to participate in multiple VLANs End stations can belong to multiple VLANs e Passing traffic between VLAN aware and VLAN unaware devices e Priority tagging e Port trunking with VLANs Assigning Ports to VLANs Before enabling VLANs for the switch you must first assign each port to the VLAN group s it will participate in By default all ports are assigned to VLAN 1 as untagged ports Add a port as a tagged port that is a port attached to a VLAN aware device if you want it to carry traffic for one or more VLANs and the device at the other end of the link also suppo
93. ough each port are displayed This information can be used to identify potential problems with the switch such as a faulty port or unusually heavy loading Values displayed have been accumulated since the last system reboot Port Number ax Alignment Errors OlLate Collisions ol FCS Errors 514069 Excessive Collisions 119434 Single Collision Frames Dlinternal MAC Transmit Errors 0 Multiple Collision Frames 4043438 Carrier Sense Errors 0 SQE Test Errors O Frames Too Long 0 Deferred Transmissions 16979915 Internal MAC Receive Errors 21 Parameter Description Alignment Errors FCS Errors Single Collision Frames Multiple Collision Frames SQE Test Errors Deferred Transmissions Late Collisions Excessive Collisions Internal Mac Transmit Errors Carrier Sense Errors Frames Too Long Internal Mac Receive Errors The number of frames received that are not an integral number of octets in length and do not pass the FCS check The number of frames received that are an integral number of octets in length but do not pass the FCS check The number of successfully transmitted frames for which transmission is inhibited by exactly one collision A count of successfully transmitted frames for which transmission is inhibited by more that one collision A count of times that the SQE TEST ERROR message is generated by the PLS sublayer A count of frames for which the first transmission attempt on a pa
94. ption Interface Type Ethernet Indicates IP over Ethernet IP Address 192 168 10 1 IP address of the switch you are managing when accessing it over the network The switch supports SNMP over UDP IP transport protocol In this environment all systems on the Internet such as network interconnection devices and any PC accessing the switch must have an IP address Valid IP addresses consist of four decimal numbers of 0 to 255 separated by periods Anything outside of this format will not be accepted by the configuration program Subnet Mask 255 255 255 0 Subnet mask of the switch This mask identifies the host address bits used for routing to specific subnets Default The gateway that the switch s agent uses to pass data to the Gateway management station Note that the gateway must be defined if the management station is located in a different IP segment IP State USER CONFIG Specifies whether IP functionality is enabled via manual configuration or set by Boot Protocol BootP Options include USER CONFIG IP functionality is enabled based on the default or user specified IP configuration BOOTP GET IP IP is enabled but will not function until a BootP reply has been received BootP requests will be broadcast 10 times once every second in an effort to learn its IP address If no response is received the switch will use the default IP setting in NVRAM BootP values can include the IP address default gateway and subnet mask 2 10
95. r Description POST Runs the Power On Self Test Reload Factory Defaults Reloads the factory defaults Keep IP Setting Retains the settings defined in the IP Configuration menu Keep User Retains the user names and passwords defined in the Console Login Authentication Configuration menu Logging Off the System Use the Quit Current Session command under the Main Menu to exit the configuration program and terminate communications with the switch for the current session 2 56 Chapter 3 Web Interface Web Based Configuration and Monitoring In addition to the menu driven system configuration program this switch also provides an embedded HTTP Web agent Using a Web browser you can configure the switch and view statistics to monitor network activity The Web agent can be accessed by any computer on the network using a standard Web browser Internet Explorer 4 0 or above or Netscape Navigator 4 0 or above Prior to accessing the switch from a Web browser be sure you have first performed the following tasks 1 Configure it with a valid IP address subnet mask and default gateway using an out of band serial connection or BOOTP protocol 2 Seta user name and password using an out of band serial connection Access to the Web agent is controlled by the same user name and password as the onboard configuration program Web Interface Navigating the Web Browser Interface To access the Web browser interface you must first enter a us
96. r VLANs which do not include this port in their member set will be discarded at the inbound port GVRP Status2 Enables or disables GVRP for this port When disabled any GVRP packets received on this port will be discarded and no GVRP registrations will be propagated from other ports Note that before this port setting takes effect GVRP must be enabled for the switch see Configuring Bridge MIB Extensions on page 3 21 GVRP Failed The total number of failed GVRP registrations for any reason on this port Registrations2 GVRP PDU Origin2 The Source MAC Address of the last GVRP message received on this port 1 This control does not affect VLAN independent BPDU frames such as GVRP or STP However it does affect VLAN dependent BPDU frames such as GMRP 2 GVRP is not available for the current firmware release 3 30 IGMP Multicast Filtering IGMP Multicast Filtering Multicasting is used to support real time applications such as video conferencing or streaming audio A multicast server does not have to establish a separate connection with each client It merely broadcasts its service to the network and any hosts that want to receive the multicast register with their local multicast switch router Although this approach reduces the network overhead required by a multicast server the broadcast traffic must be carefully pruned at every multicast switch router it passes through to ensure that traffic is only passed on to the hosts that
97. ral part of the Internet Protocol IP that handles error and control messages ICMP also includes an echo request reply used to test whether a destination is reachable and responding IEEE 802 1D Specifies a general method for the operation of MAC bridges including the Spanning Tree Protocol IEEE 802 1Q VLAN Tagging defines Ethernet frame tags which carry VLAN information It allows switches to assign end stations to different virtual LANs and defines a standard way for VLANs to communicate across switched networks IEEE 802 3ac Defines frame extensions for VLAN tagging In Band Management Management of the network from a station that is attached to the network Glossary 1 Glossary Link Aggregation See Port Trunk An acronym for Management Information Base It is a set of database objects that contains information about the device It defines variables needed by the SNMP protocol to monitor and control components in a network Out of Band Management Management of the network from a station that is not attached to the network Port Mirroring A method whereby data on a target port is mirrored to an analysis port for troubleshooting with a network sniffer or RMON probe This allows data on the target port to be studied unobtrusively Port Trunk Defines network link aggregation and trunking standards which specify how to create a single high speed logical link that combines several lower speed physical links Rem
98. ration 2 41 traffic classes configuring 4 6 trap managers configuring 3 11 Traps enabling 3 11 troubleshooting A 1 trunks configuring 2 34 3 37 U untagged ports 4 3 VLANs 4 4 upgrading firmware 3 12 upgrading software A 2 user password 2 1 V Virtual LAN see VLAN VLAN assigning ports 4 3 automatic registration 4 3 configuration 2 44 3 25 connecting 4 4 port overlapping 4 3 static list 3 27 static membership by port 3 29 static table 3 27 static table configuration 2 46 tagged 3 26 4 4 unknown tags 4 4 untagged 4 4 Ww Web access requirements 3 1 browser connection 1 2 Web interface configuration buttons 3 3 home page 3 2 panel display 3 4 passwords 3 2 Web server 2 12 Weighted Fair Queuing 2 41 X XModem downloads A 2 Index Index 3 Alcatel 26801 West Agoura Road Calabasas CA 91301 USA Contact Center 800 995 2612 US Canada 818 880 3500 Outside US www alcatel com enterprise Product specifications contained in this document are subject to change without notice Contact your local Alcatel representative for the most current information Copyright 2003 Alcatel Internetworking Inc All rights reserved This document may not be reproduced in whole or in part without the expressed written permission of Alcatel Internetworking Inc Alcatel and the Alcatel logo are registered trademarks of Alcatel All other trademarks are the property of their respective owners P N 060117 10 Rev B
99. ress O0 00 11 11 43 21 Maximum Number of Telnet Sessions 1 4 foros 255 255 0 0 Parameter Default Description IP State USER CONFIG IP Address 192 168 10 1 Subnet Mask 255 255 255 0 Gateway IP Address 0 0 0 0 MAC Address Maximum Number of 4 Telnet sessions Specifies whether IP functionality is enabled via manual configuration or set by Boot Protocol BootP Options include BOOTP Get IP IP is enabled but will not function until a BootP reply has been received BootP requests will be periodically broadcast by the switch in an effort to learn its IP address BootP values include the IP address default gateway and subnet mask USER CONFIG IP functionality is enabled based on the default or user specified IP Configuration This is the default setting IP address of the switch you are managing The switch supports SNMP over UDP IP transport protocol In this environment all systems on the Internet such as network interconnection devices and any PC accessing the switch are assigned an IP address Valid IP addresses consist of four decimal numbers of 0 to 255 separated by periods Anything outside of this format will not be accepted by the configuration program Subnet mask of the switch This mask identifies the host address bits used for routing to specific subnets The gateway that the switch s agent uses to pass data to the management station Note that the gateway
100. rror The total number of frames received that were longer than 1518 octets excluding framing bits but including FCS octets and had either an FCS or alignment error The best estimate of the total number of collisions on this Ethernet segment Parameter Port Statistics Description 64 Byte Frames 65 127 Byte Frames 128 255 Byte Frames 256 511 Byte Frames 512 1023 Byte Frames 1024 1518 Byte Frames The total number of frames including bad packets received and transmitted that were 64 octets in length excluding framing bits but including FCS octets The total number of frames including bad packets received and transmitted that were between 65 and 127 octets in length inclusive excluding framing bits but including FCS octets The total number of packets including bad packets received and transmitted that were between 128 and 255 octets in length inclusive excluding framing bits but including FCS octets The total number of packets including bad packets received and transmitted that were between 256 and 511 octets in length inclusive excluding framing bits but including FCS octets The total number of packets including bad packets received and transmitted that were between 512 and 1023 octets in length inclusive excluding framing bits but including FCS octets The total number of packets including bad packets received and transmitted that were between 1024 and 1518 oc
101. rticular interface is delayed because the medium was busy The number of times that a collision is detected later than 512 bit times into the transmission of a packet The number of frames for which transmission failed due to excessive collisions The number of frames for which transmission failed due to an internal MAC sublayer transmit error The number of times that the carrier sense condition was lost or never asserted when attempting to transmit a frame The number of frames received that exceed the maximum permitted frame size The number of frames for which reception failed due to an internal MAC sublayer receive error The reported values will always be zero because these statistics are not supported by the internal chip set 3 39 Web Interface RMON Statistics RMON Statistics display key statistics for each port from RMON group 1 RMON groups 2 3 and 9 can only be accessed using SNMP management software The following screen displays overall statistics on traffic passing through each port RMON statistics provide access to a broad range of statistics including a total count of different frame types passing through each port Values displayed have been accumulated since the last system reboot Port Number 8 Drop Events O Jabbers o Received Bytes O Collisions 0 Received Frames ol64 Bytes Frames 0 Broadcast Frames 065 127 Bytes Frames pl Multicast Frames 0128 255 Bytes Frames o CRC
102. rts VLANs Then assign the port at the other end of the link to the same VLAN s However if you want a port on this switch to participate in one or more VLANs but the device at the other end of the link does not support VLANs then you must add this port as an untagged port that is a port attached to a VLAN unaware device Port based VLANs are tied to specific ports The switch s forwarding decision is based on the destination MAC address and its associated port Therefore to make valid forwarding and flooding decisions the switch learns the relationship of the MAC address to its related port and thus to the VLAN at run time When the switch receives a frame it assigns the frame to the port s default VLAN if the frame is untagged determined by the PVID of the receiving port or maps it for output to the broadcast domain associated with the frame s VLAN tag Port Overlapping Port overlapping can be used to allow access to commonly shared network resources among different VLAN groups such as file servers or printers Note that if you implement VLANs which do not overlap but still need to communicate you can connect them using a router or Layer 3 switch Automatic VLAN Registration GVRP GVRP defines a system whereby the switch can automatically learn the VLANs each endstation should be assigned to If an endstation or its network adapter supports the IEEE 802 1Q VLAN protocol it can be configured to broadcast a message t
103. s table 3 15 Web Interface STA Spanning Tree Algorithm The Spanning Tree Algorithm can be used to detect and disable network loops and to provide backup links between switches bridges or routers This allows the switch to interact with other bridging devices that is STA compliant switch bridge or router in your network to ensure that only one route exists between any two stations on the network For a more detailed description of how to use this algorithm refer to Spanning Tree Algorithm on page 4 1 Spanning Tree Information The Spanning Tree Information screen displays a summary of the STA information for the overall bridge or for a specific port To make any changes to the parameters for the Spanning Tree use the STA Configuration and STA Port Configuration screens Spanning Tree The parameters shown in the following figure and table describe the current bridge STA Information Forward Delay Root Port Designated Root Root Path Cost Configuration Changes Last Topology Change 3 16 Spanning Tree State Enabled Designated Root _ 128 0000EB00E800 Bridge ID 32768 000011114321 Root Port l8 Max Age 120 seconds Root Path Cost l4 Hello Time 2 seconds Configuration Changes 175 Forward Delay 5 seconds Last Topology Change 0 d 14 h 49 min 23 s Parameter Description Spanning Tree State Shows if the switch is enabled to participate in an STA compliant network Bridge ID A unique
104. st received The total number of good frames received that were directed to the broadcast address Note that this does not include multicast packets The total number of good frames received that were directed to this multicast address The number of frames received with CRC alignment errors FCS or alignment errors The total number of frames received that were less than 64 octets long excluding framing bits but including FCS octets and were otherwise well formed The total number of frames received that were longer than 1518 octets excluding framing bits but including FCS octets and were otherwise well formed The total number of frames received that were less than 64 octets in length excluding framing bits but including FCS octets and had either an FCS or alignment error The total number of frames received that were longer than 1518 octets excluding framing bits but including FCS octets and had either an FCS or alignment error The best estimate of the total number of collisions on this Ethernet segment The total number of frames including bad packets received and transmitted that were 64 octets in length excluding framing bits but including FCS octets The total number of frames including bad packets received and transmitted that were between 65 and 127 octets in length inclusive excluding framing bits but including FCS octets The total number of packets including bad packets received a
105. status of selected entry to enabled or disabled 2 16 Management Setup Menu Console Login Configuration Use the Management Setup Console Login Configuration to restrict management access based on specified user names and passwords or to set the invalid password threshold and timeout There are only two user types defined ADMIN Administrator and GUEST but you can set up to five different user names and passwords Only Administrators have write access for parameters governing the switch You should therefore assign a user name and password to the default Administrator as soon as possible and store it in a safe place If for some reason your password is lost or you cannot gain access to the system configuration program contact Alcatel Technical Support for assistance The parameters shown on this screen are indicated in the following figure and table Alcatel OmniStack 8008 lt Console Login Configuration gt Password Threshold care Lock out Time in minutes 0 User Type User Name Password Confirm password xi Ba ADMIN admin kkkkkk kkkkkk 2 GUEST guest 3 4 5 lt APPLY gt lt OK gt lt CANCEL gt Use lt TAB gt or arrow keys to move other keys to make changes Parameter Default Description Password 3 Sets the password intrusion threshold which limits the number Threshold of failed logon attempts Range 0 65535 Lock out 0 Time in minutes the management console will be disabled Time Range 0 65535
106. subscribed to this service This switch uses IGMP Internet Group Management Protocol to query for any attached hosts who want to receive a specific multicast service The switch looks up the IP Multicast Group used for this service and adds any port which received a similar request to that group It then propagates the service request on to any neighboring multicast switch router to ensure that it will continue to receive the multicast service For more information see IP Multicast Filtering in the Users Guide Configuring IGMP This protocol allows a host to inform its local switch router that it wants to receive transmissions addressed to a specific multicast address group Use the IGMP Configuration screen to set key parameters for multicast filtering as shown below IGMP Status I Enable IGMP Query Count 2 10 2 IGMP Report Delay 5 30 fi 0 seconds Parameter Description IGMP Status If enabled the switch will monitor network traffic to determine which hosts want to receive multicast traffic IGMP Query Count The maximum number of queries issued for which there has been no response before the switch takes action to solicit reports IGMP Report Delay The time in seconds between receiving an IGMP Report for an IP multicast address on a port before the switch sends an IGMP Query out that port and removes the entry from its list Note The default values are indicated in the sample screen 3 31 Web
107. supports VLAN tagging Ports assigned to a large VLAN group that crosses several switches should use VLAN tagging However if you just want to create a small port based VLAN for one or two switches you can assign ports to the same untagged VLAN page 2 48 The current configuration is shown in the following figure Alcatel OmniStack 8008 lt 802 1Q VLAN Current Table Information gt Deleted VLAN Entry Counts 0 VID Creation Time Status 0 0 day 0 hr 0 min 0 sec Permanent Current Egress Ports Current Untagged Ports aia Br a Bs Bs 11111111 Port1 Ports Sorted by VID 1 Show More lt OK gt Use lt TAB gt or arrow keys to move lt Enter gt to select Parameter Description Deleted VLAN Entry Counts The number of times a VLAN entry has been deleted from this table VID Creation Time The ID for the VLAN currently displayed The value of sysUpTime System Up Time when this VLAN was created Status Shows how this VLAN was added to the switch Dynamic GVRP Automatically learned via GVRP Permanent Added as a static entry Current Egress Ports Shows the ports which have been added to the displayed VLAN group where 1 indicates that a port is a member and 0 that it is not Current Untagged Ports If a port has been added to the displayed VLAN see Current Egress Ports its entry in this field will be 1 if the port is untagged or 0 if tagged Show Displays the members for the VLAN indicated
108. t lt CANCEL gt Use lt TAB gt or arrow keys to move other keys to make changes Parameter Description PVID The VLAN ID assigned to untagged frames received on this port Use the PVID to assign ports to the same untagged VLAN Acceptable Frame This switch accepts All frame types including VLAN tagged or VLAN Typet untagged frames Note that all VLAN untagged frames received on this port are assigned to the PVID for this port Ingress Filtering If set to True incoming frames for VLANs which do not include this port in their member set will be discarded at the inbound port GVRP Status2 Enables or disables GVRP for this port When disabled any GVRP packets received on this port will be discarded and no GVRP registrations will be propagated from other ports Note that GVRP must be enabled for the switch before this setting can take effect See Switch Configuration Menu Extended Bridge Configuration GVRP Failed The total number of failed GVRP registrations for any reason on this port Registrations2 GVRP Last PDU Origin2 The Source MAC Address of the last GVRP message received on this port 1 This control does not affect VLAN independent BPDU frames such as GVRP or STP However it does affect VLAN dependent BPDU frames such as GMRP 2 GVRP is not available for the current firmware release 2 48 Monitoring the Switch Monitoring the Switch The Network Monitor Menu provides access to
109. t Port 23 is prohibited 2 12 Configuring the Serial Port You can access the on board configuration program by attaching a VT100 compatible device to the switch s serial port For more information on connecting to this port see Required Connections on page 1 1 The communication parameters for this port can be accessed from the Serial Port Configuration screen shown below and described in the following table Management Setup Menu lt Serial Port Configuration gt Management Mode Baud rate Data bits Stop bits Parity Time Out lt APPLY gt Use lt TAB gt or arrow keys to move lt Space gt to scroll options Alcatel OmniStack 8008 9600 8 1 NONE in minutes 10 lt OK gt lt CANCEL gt CONSOLE MODE Parameter Default Description Management Mode Baud Rate Data bits Stop bits Parity Time Out Console Mode 9600 8 bits 1 bit none 10 minutes Indicates that the console port settings are for direct console connection The rate at which data is sent between devices Options 2400 4800 9600 19200 bps and Auto detection Sets the data bits of the RS 232 port Options 7 8 Sets the stop bits of the RS 232 port Options 1 2 Sets the parity of the RS 232 port Options none odd even If no input is received from the attached device after this interval the current session is automatically closed Range 0 100 minutes 0 d
110. t flash ROM Process TFTP Issues a request to the TFTP server to download the specified file Download Download Status Indicates if a download is Complete or In Progress 2 18 Management Setup Menu Saving the System Configuration Use the Configuration Save amp Restore menu to save the switch configuration settings to a file on a TFTP server The file can be later downloaded to the switch to restore the switch s settings The success of the operation depends on the accessibility of the TFTP server and the quality of the network connection Parameters shown on this screen are indicated in the following figure and table lt Apply gt Process TFTP Upload Upload status Process TFTP Download Download status Use lt TAB gt or arrow keys to move other keys to make changes Alcatel OmniStack 8008 lt Configuration Upload gt Upload Server IP Upload Filename Complete lt Configuration Download gt Download Server IP Download Filename Complete lt OK gt lt Cancel gt Parameter Description Configuration Upload Upload Server IP Upload Filename Process TFTP Upload Upload Status Configuration Download Download Server IP Download Filename Process TFTP Download Download Status IP address of a TFTP server The name of the file to contain the switch configuration settings Issues a request to upload the configuration settings to the specified
111. t receiving a Forward Delay Hold Time Designated Root Root Cost Root Port Configuration Changes Topology Up Time configuration message before attempting to reconfigure The maximum time in seconds the root device will wait before changing states i e listening to learning to forwarding The minimum interval between the transmission of consecutive Configuration BPDUs The priority and MAC address of the device in the spanning tree that this switch has accepted as the root device The path cost from the root port on this switch to the root device The number of the port on this switch that is closest to the root This switch communicates with the root device through this port If there is no root port then this switch has been accepted as the root device of the spanning tree network The number of times the spanning tree has been reconfigured The time since the spanning tree was last reconfigured 2 31 Console Interface Displaying the Spanning Tree Port State The parameters shown in the following figure and table are for port STA Information Alcatel OmniStack 8008 lt Spanning Tree Port State gt Port Type Status Designated Designated Designated Cost Bridge Port I 1000SX NO LINK 4 32768 0010B54C1EB6 128 1 2 1000SX NO LINK 4 32768 0010B54C1EB6 128 2 3 1000SX NO LINK 4 32768 0010B54C1EB6 128 3 4 1000SX NO LINK 4 32768 0010B54C1EB6 128 4 5 1000SX NO LINK 4 32768 0010B54C1EB6 128 5 6 1
112. tations and servers to overcome time out problems when the Spanning Tree Algorithm is implemented in a network Therefore FastForwarding should only be enabled for ports that are connected to an end node device Configuring Bridge MIB Extensions Configuring Bridge MIB Extensions The Bridge MIB includes extensions for managed devices that support Traffic Classes Multicast Filtering and Virtual LANs To configure these extensions use the Extended Bridge Configuration screen as shown below Bridge Capability Extended Multicast Filtering Services No Traffic Classes Yes Static Entry Individual Port Yes VLAN Learning IVL Configurable PVID Tagging Yes Local VLAN Capable No Parameter Description Extended Multicast Indicates that the switch does not support the filtering of individual multicast Filtering Services Traffic Classes Static Entry Individual Port VLAN Learning Configurable PVID Tagging Local VLAN Capable addresses based on GMRP GARP Multicast Registration Protocol Note that this function is not implemented in the current firmware release Indicates that the switch provides mapping of user priorities to multiple traffic classes Refer to the Priority menu on page 3 23 Indicates that the switch allows the static filtering of unicast and multicast addresses Refer to the Address Table Configuration on page 3 14 This switch uses Independent VLAN Learning IVL whereby each port mai
113. ter 2 for information on the out of band console interface or Chapter 3 for information on the Web interface Troubleshooting A 4 Appendix B Pin Assignments Console Port Pin Assignments The DB 9 serial port on the switch s rear panel is used to connect to the switch for out of band console configuration The on board menu driven configuration program can be accessed from a terminal or from a PC running a terminal emulation program The pin assignments used to connect to the serial port are provided in the following tables DB 9 Port Pin Assignments EIA CCITT Description Switch s PC DB9 Signal Circuit Signal DB9 DTE DTE Direction Pin Pin DTE DCE CF 109 DCD Data Carrier Detected 1 1 lt BB 104 RxD Received Data 2 2 lt BA 103 TxD Transmitted Data 3 co gt CD 108 2 DTR Data Terminal Ready 4 ee ee gt AB 102 SG Signal Ground 5 1 cc 107 DSR Data Set Ready 6 6 lt CA 105 RTS Request to Send 7 Too ee gt CB 106 CTS Clear to Send 8 8 lt CE 125 RI Ring Indicator 9 9 lt Console Port to 9 Pin COM Port on PC Switch s 9 Pin Serial CCITT Signal PC s 9 Pin COM Port Port 1DCD DCD 1 2 RXD lt TXD 3 3TXD RXD gt 2 4DTR o eel DSR gt 6 5SGND SGND 5 6DSR l DTR 4 TRTS
114. tets in length inclusive excluding framing bits but including FCS octets 3 41 Web Interface 3 42 Chapter 4 Advanced Topics The Alcatel OmniStack 8008 supports Layer 2 switching and other advanced features which are described in this chapter Layer 2 Switching When a frame enters a port its destination MAC address is checked in the address database to see which port leads to this destination If the destination address belongs to the incoming port the frame is dropped or filtered because it is addressed to the local segment If the destination address is found on another port the frame is forwarded to that port and queued for output But if the destination address is not found in the address database the frame is sent to one or more output ports based on the rules for handling tagged or untagged VLAN frames If the source MAC address of the frame was not found in the address database it is recorded along with the incoming port number where it entered the switch This information is then used to make later decisions for frame forwarding Switching involves the following steps e VLAN Classification e Learning e Filtering e Forwarding Aging Spanning Tree Algorithm The Spanning Tree Algorithm that is the STA configuration algorithm as outlined in IEEE 802 1D can be used to detect and disable network loops and to provide link backup This allows the switch to interact with other bridging devices incl
115. the on board Web server or to set the number of concurrent Telnet sessions allowed The screen shown below is described in the following table lt APPLY gt lt OK gt lt CANCEL gt Use lt TAB gt or arrow keys to move lt Enter gt to select Alcatel OmniStack 8008 lt Network Configuration gt IP Configuration IP Connectivity Test Ping HTTP Configuration MAX Number of allowed Telnet sessions 1 4 4 Physical Address 00 00 11 11 43 21 Parameter Description IP Configuration IP Connectivity Test HTTP Configuration MAX Number of Allowed Telnet Sessions Physical Address Screen used to set the bootup option or configure the switch s IP parameters Screen used to test IP connectivity to a Ping specified device Screen used to enable the Web server The maximum number of Telnet sessions allowed to simultaneously access the switch MAC address of the switch 2 9 Console Interface IP Configuration Use the IP Configuration screen to set the bootup option or configure the switch s IP parameters The screen shown below is described in the following table Alcatel OmniStack 8008 lt IP Configuration gt Interface Type Ethernet IP Address 192 168 10 1 Netmask 2552255525520 Default Gateway IP State USER CONFIG lt APPLY gt lt OK gt lt CANCEL gt Use lt TAB gt or arrow keys to move other keys to make changes Parameter Default Descri
116. the system Length of time the current management software has been running length is 255 but the screen only displays 45 characters You can use the arrow keys to browse the whole string 2 The default value is 192 168 10 1 3 7 Web Interface Switch Information Use the Switch Information screen to display hardware firmware version numbers for the switch as well as the power status of the system Main Board Serial Number 00 10 B5 0 4 CB 24 Number of Ports 8 Hardware Version V3 0 860 CPU Firmware Version V25 POST ROM Version V1 02 Internal Power Status Active Zz Redundant Power Status Inactive Parameter Description Serial Number Number of Ports Hardware Version Firmware Version POST ROM Version Internal Power Status Redundant Power Status 3 8 Serial number of the main board Number of ports on the switch Hardware version of the main board System firmware version in ROM Management s Power On Self Test version Power status for the switch Redundant power status for the switch IP Configuration IP Configuration Use the IP Configuration screen to set the bootup option configure the Ethernet IP address for the switch or set the number or concurrent Telnet sessions allowed The screen shown below is described in the following table IP State User Configured IP Address fois Subnet Mask Gateway IP Address 10 1 0 254 IMAC Add
117. ty of querying the LAN for group members Based on the group membership information learned from IGMP a router switch can determine which if any multicast traffic needs to be forwarded to each of its ports At Layer 3 multicast routers use this information along with a multicast routing protocol such as DVMRP to support IP multicasting across the Internet Note that IGMP neither alters nor routes any IP multicast packets A multicast router switch must be used to deliver IP multicast packets across different subnetworks Advanced Topics Class of Service CoS Support The OmniStack 8008 provides two transmit queues on each port with a Weighted Fair Queuing scheme This function can be used to provide independent priorities for various types of data such as real time video or voice and best effort data Priority assignment to a packet in the OmniStack 8008 can be accomplished in any of the following ways e Priority can be explicitly assigned by end stations which have applications that require a higher priority than best effort This switch utilizes the IEEE 802 1p and 802 1Q tag structure to decide priority assignments for the received packets A port may be manually configured as high priority In this case when any other port receives traffic from a high priority port that traffic is automatically placed in the high priority output queue Port Trunks Ports can be combined into an aggregate link to increase the bandw
118. uding STA compliant switches bridges or routers in your network to ensure that only one route exists between any two stations on the network If redundant paths or loops are detected one or more ports are put into a blocking state stopped from forwarding packets to eliminate the extra paths Moreover if one or more of the paths in a stable spanning tree topology fail this algorithm will automatically change ports from blocking state to forwarding state to reestablish contact with all network stations The STA uses a distributed algorithm to select a bridging device STA compliant switch bridge or router that serves as the root of the spanning tree network It selects a root port on each bridging device except for the root device which incurs the lowest path cost when forwarding a packet from that device to the root device Then it selects a designated bridging device from each LAN which incurs the lowest path cost when forwarding a packet from that LAN to the root device All ports connected to designated bridging devices are assigned as designated ports After determining the lowest cost spanning tree it enables all root ports and designated ports and disables all other ports Network packets are therefore only forwarded between root ports and designated ports eliminating any possible network loops 4 1 Advanced Topics Once a stable network topology has been established all bridges listen for Hello BPDUs Bridge Protocol Data Units
119. ure the community strings authorized for management access Up to 5 community names may be entered Alcatel OmniStack 8008 lt SNMP Security gt Community Name Access Status 1 public READ ONLY ENABLED 2 private READ WRITE ENABLED cs 4 P lt APPLY gt lt OK gt lt CANCEL gt Use lt TAB gt or arrow keys to move other keys to make changes Parameter Description Community Name Access Status A community entry authorized for management access Maximum string length 19 characters Management access is restricted to Read Only or Read Write Sets administrative status of entry to enabled or disabled Note The default community strings are public with Read Only access and private with Read Write access 2 15 Console Interface Configuring IP Trap Managers The following figure and table describe how to specify management stations that will receive authentication failure messages or other trap messages from the switch Up to 5 trap managers may be entered Alcatel OmniStack 8008 lt IP Trap Managers gt IP Address Community Name Status De LO 10 23 public DISABLED 20s 33 4 Bie lt APPLY gt lt OK gt lt CANCEL gt Use lt TAB gt or arrow keys to move lt Space gt to scroll options Parameter Description IP Address IP address of the trap manager Community Name A community specified for trap management access Status Sets administrative
120. version numbers and power status of the switch Includes IP setup Ping facility HTTP Web server setup Telnet configuration and MAC address Sets communication parameters for the serial port including management mode baud rate console time out and screen data refresh interval Activates traps and configures communities and trap managers Sets user names and passwords for system access as well as the invalid password threshold and lockout time Downloads new version of firmware to update your system in band Saves the switch configuratin to a file on the TFTP server This file can be later downloaded to restore the configuration Allows management access of the switch from all VLANs or only from a specified VLAN Selection Main Menu Description Banner Message Configuration Switch Configuration Menu Port Configuration Port State Spanning Tree Configuration Spanning Tree Information Mirror Port Configuration Port Trunking Configuration IGMP Configuration BStorm Control Configuration Port Security Configuration Extended Bridge Configuration 802 1P Configuration 802 1Q VLAN Base Information 802 1Q VLAN Current Table Information 802 1Q VLAN Static Table Configuration 802 1Q VLAN Port Configuration Network Monitor Menu Port Statistics RMON Statistics Unicast Address Table Configures a login security alert message Enables any port enables disables flow contro
121. vice CoS Support Port Trunks SNMP Management Software Remote Monitoring Appendix A Troubleshooting Troubleshooting Chart Upgrading Firmware via the Serial Port Appendix B Pin Assignments Console Port Pin Assignments DB 9 Port Pin Assignments Console Port to 9 Pin COM Port on PC Console Port to 25 Pin DTE Port on PC Glossary Index 4 5 4 5 4 5 4 6 4 6 4 6 4 7 A 1 A 1 A 2 B 1 B 1 B 1 B 1 B 2 Chapter 1 Switch Management Configuration Options For advanced management capability the onboard management agent provides a menu driven system configuration program This program can be accessed by a direct connection to the serial port on the rear panel out of band or by a Telnet connection over the network in band The management agent is based on SNMP Simple Network Management Protocol This SNMP agent permits the switch to be managed from any PC in the network using in band management software The management agent also includes an embedded HTTP Web agent This Web agent can be accessed using a standard Web browser from any computer attached to the network The system configuration program and the SNMP agent support management functions such as e Enable disable any port Set the communication mode for any port Configure SNMP parameters Add ports to network VLANs e Display system information or statistics e Configure the switch to join a Spanning Tree e Download system firmware Requir
122. ws if the port is functioning or not Link Indicates if the port has a valid connection to an external device FlowControl InUse Speed and Duplex InUse Shows the flow control type in use Flow control can eliminate frame loss by blocking traffic from end stations connected directly to the switch Back pressure is used for half duplex and IEEE 802 3x for full duplex Displays the current port speed and duplex mode used 2 25 Console Interface Using the Spanning Tree Algorithm The Spanning Tree Algorithm can be used to detect and disable network loops and to provide backup links between switches bridges or routers This allows the switch to interact with other bridging devices that is an STA compliant switch bridge or router in your network to ensure that only one route exists between any two stations on the network For a more detailed description of how to use this algorithm refer to Spanning Tree Algorithm on page 4 1 Alcatel OmniStack 8008 lt Spanning Tree Configuration Menu gt Spanning Tree Bridge Configuration Spanning Tree Port Configuration lt OK gt Use lt TAB gt or arrow keys to move lt Enter gt to select 2 26 Configuring Bridge STA The following figure and table describe Bridge STA configuration Configuring the Switch lt APPLY gt Alcatel OmniStack 8008 lt Spanning Tree Bridge Configuration gt Spanning Tree Protocol On Bridge Priority 32
123. y source port to a target port for real time analysis You can then attach a network sniffer or RMON probe to the target port and study the traffic crossing the source port in a completely unobtrusive manner When mirroring port traffic note that the target port must be configured in the same VLAN and be operating at the same duplex mode as the source port see VLAN Static List on page 3 27 You can use the port mirror configuration screen to designate a single port pair for mirroring as shown below Status I Enable Mirror Source Port fi x Mirror Target Port 2 gt Parameter Description Status Enables disables port mirroring Mirror Source Port The port whose traffic will be monitored Mirror Target Port The port that will duplicate or mirror all the traffic happening on the monitored port Port Trunk Configuration Port trunks can be used to increase the bandwidth of a network connection or to ensure fault recovery You can configure up four trunk connections combining 2 4 ports into a fat pipe between any two Omnistack 8008 switches However before making any physical connections between devices use the Trunk Configuration menu to specify the trunk on the devices at both ends When using a port trunk note that e Ports can only be assigned to one trunk The ports at both ends of a connection must be configured as trunk ports e The ports at both ends of a trunk must be configured in an identical man
124. ystem identification as shown in the following figure and table Alcatel OmniStack 8008 lt System Information gt System Description Alcatel OmniStack 8008 System Object ID 2 1 316714 1380033211213 System Up Time 8302069 0 day 23 hr 3 min 40 sec Network Host Name OmniStack 8008 System Contact System Location lt APPLY gt lt OK gt lt CANCEL gt Use lt TAB gt or arrow keys to move other keys to make changes Parameter Description System Description System hardware description System Object ID MIB II object identifier for switch s network management subsystem System Up Time Length of time the current management agent has been running Note that the first value is 1 100 seconds Network Host Name Name assigned to the switch system System Contact Contact person for the system System Location Specifies the area or location where the system resides Maximum string length is 255 but the screen only displays 45 characters You can use the arrow keys to browse the whole string 2 6 System and Switch Information Displaying Switch Version Use the Switch Information screen to display hardware firmware version numbers for the switch as well as the power status of the system Alcatel OmniStack 8008 lt Switch Information gt Main Board Label P N S N Revision Hardware Version V3 0 860 CPU Firmware Version i V2 5 POST ROM Version V1 02 Serial Number 00

Alcatel Carrier Internetworking Solutions 8008 Network Card User Manual

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