3Com 9150 Network Router User Manual
Contents
1. Enable Disable SNMP Contact info m Community names for read only and read write m Trap destination IP address Community name 54 Management MAC Filtering AirConnect 9550 11n 2 4 5GHz PoE Access Point 3COm Management gt Access Control List e Access Point LE 7 E 7 7 EEE Ay You must click Apply to save your settings before moving to another page Figure 27 Access Control List MAC filtering allows the administrator to filter MAC addresses of network cards that can access the access point On this screen you can Enable Disable filter m Change filter rule to allow or deny Add delete MAC addresses in the filter table b This function is only available in AP mode Management 55 Rogue AP Detection AirConnect 9550 11n 2 4 5GHz PoE Access Point 3COM TER RET TEDE TEN 2 Access Point mW med Figure 28 Rogue AP Detection Unspecified Access Points may try to access the network through this device Rogue AP detection can prevent this m Change Rogue AP definition m Legal AP list The list of allowed access points m Detect rogue AP All channels are scanned and Access Points without security or not in legal AP are considered rogue This function is only available in AP mode 56 Management Backup Restore Settings This screen allows the user to backup the Access Point s current settings and restore back to the factory default On2. System Configuration gt Wireless Network gt SSID Profile Settings 7 Figure 14 SSID Profile Settings 32 System Configuration SSID Service Set Identifier This is the assigned name for a wireless Wi Fi network Stations must use this unique identifier to communicate with an Access Point The SSID can be any alphanumeric entry up to a maximum of 32 characters BSSID Basic Service Set Identifier This is the assigned MAC address of the station in the access point This unique identifier is in Hex format Suppressed SSID If you want to disable the broadcast of your SSID you should check the Suppressed SSID box It is also known as SSID Broadcast disable or Hide SSID VLAN ID If your network uses VLANs you can assign an SSID to a VLAN Client devices using the SSID are grouped in that VLAN Station Separation Enable Station Separation if you want to prevent stations connected to this profile from accessing each other System Configuration 33 Security There are four levels of security available and all have differing properties WEP Wired Equivalent Privacy data encryption provides data security WEP Share Key authentication and WEP data encryption will block all but the most determined hacker System Configuration gt Wireless Network gt SSID Profile Settings j Figure 15 SSID Profile Settings 34 System Configuration 1 T
3. access points do not support the admission control procedure in this release so clients cannot use the access category when you enable Admission Control default disable The default value table Min Max Contention Contention et Transmit ACTYPE Window Window Time Opportunity 2x 1 x can 2x 1 x can 0 15 0 65535 uS be 0 10 be 0 10 AC BK 4 10 7 0 AC BE 4 6 3 0 AC VI 3 4 1 3008 6016 when 11b AC VO 2 3 1 1554 3264 3 when 11b 48 SNTP Service Simple Network Time Protocol SNTP allows the administrator to configure the network time settings A AirConnect 9550 11n 2 4 5GHz PoE Access Point Access Point Event Leq List System Configuration Set Wizard Figure 23 SNTP Service gt SIYTP E E You must click Apply to save your settings before moving to another page Service 49 The following settings can be configured SNTP client Click enable or disable enable disable If it is disabled the user has to input time manually If it is enabled the device will try to fetch time from configured SNTP servers Set Time Specify Year Month Day Hour and Minute These fields are grayed out and un configurable if SNTP is enabled Timezone selection This selection adjusts the time obtained from the SNTP server Note This selection does not affect manual time input as they are considered to be input at the same time Daylight Sav
4. Firmware Manual Upgrade On this screen you can see the current firmware version of your AP You can also manually upgrade your firmware by entering the path to your new firmware file ed a 3com AirConnect 9550 11n 2 4 5GHz PoE Access Point Management gt Firmware Upgrade 2 Access Point Figure 31 Firmware Upgrade Once you have chosen the upgrade file click Upgrade 3C Access Point System Status System Summary varetess Staton it Event Loa List System Configuration Setup Weare Systom Proportioc T iB Sennas 2 16 Radio Configuration WOS Link Solino wos securty sermos Wrota Advances Setas m 56 Radio Configuration WDS Link Sett nqs ws security Serangs Watoloss Advancod Songs Service Management VLAN aep srelos Administration sme MAC itoring Rogue AP Detection BeckupRostoro Sattinos Firmware auto parece Firmware Upgrade soe Figure 32 Result Management AirConnect 9550 11n 2 4 5GHz PoE Access Point Management gt Firmware Update Result Firmware Updated Successfully Receive 5767454 Bytes Reminder Go to the Reboot Page for changes to take effect 59 60 Management Rebooting You can reboot the Wireless access point from the browser interface After you click reboot the following window displays 20 n AirConnect 9550 11n 2 4 5GHz PoE Access Point 3C0M Management gt Reboo
5. TXT or LICENSE TXT If you are unable to locate a copy contact 3Com and a copy will be provided to you UNITED STATES GOVERNMENT LEGEND If you are a United States government agency then this documentation and the software described herein are provided to you subject to the following All technical data and computer software are commercial in nature and developed solely at private expense Software is delivered as Commercial Computer Software as defined in DFARS 252 227 7014 June 1995 or as a commercial item as defined in FAR 2 101 a and as such is provided with only such rights as are provided in 3Com s standard commercial license for the Software Technical data is provided with limited rights only as provided in DFAR 252 227 7015 Nov 1995 or FAR 52 227 14 June 1987 whichever is applicable You agree not to remove or deface any portion of any legend provided on any licensed program or documentation contained in or delivered to you in conjunction with this User Guide Unless otherwise indicated 3Com registered trademarks are registered in the United States and may or may not be registered in other countries 3Com and the 3Com logo are registered trademarks of 3Com Corporation Microsoft Windows Windows 2000 Windows XP and Windows Vista are registered trademarks of Microsoft Corporation IEEE and 802 are registered trademarks of the Institute of Electrical and Electronics Engineers Inc All other company and product n
6. in the 5GHz band there s less potential for RF interference However because it is at an entirely different radio spectrum it is not compatible with 802 11b and 802 11g The higher spectrum provides about 50m 164ft of coverage Consider 802 11a when you need high throughput in a confined Space and you are m Running high bandwidth applications like voice video or multimedia over a wireless network that can benefit from a five fold increase in data throughput 10 Key Product Features Transferring large files like computer aided design files preprint publishing documents or graphics files such as MRI scans for medical applications that demand additional bandwidth Supporting a dense user base confined to a small coverage area Because 802 11a has a greater number of non overlapping channels you can pack more wireless devices in a tighter space 802 11b g 802 11b 802 11g and 802 11n all operate in the 2 4GHz band 802 11b can support data rate up to 11Mbps 802 11g can support data rate up to 54Mbps 802 11n can support data rate up to 300Mbps They all support the widest coverage up to 100m 328ft It is however subject to a greater risk of radio interference because it operates in the more popular 2 4GHz band Consider 802 11n when you need wider coverage and vendor compatibility and you are Maintaining support for existing 802 11b and 802 11g users and the existing wireless investment while providing for ex
7. selection automatically finds the least loaded channel for interference free communication Auto network connect and dynamic rate shifting keep users connected through a wide variety of conditions by changing to the optimum connection speed as they move through the network Manageability 3Com offers a wide range of standards based management support from SNMP to 3Com Network Supervisor and HP OpenView for seamless integration with your wired network Wireless Infrastructure Device Manager and Wireless LAN Device Discovery tools let you configure parameters run diagnostics backup and restore configurations and monitor performance from anywhere on the network using an embedded web server browser Key Product Features 9 With Power over Ethernet PoE support the same Category 5 cable that connects your access point to the data network also provides its power A single cable installation dramatically improves your choice of mounting configurations because you no longer need to consider AC power outlet locations PoE support makes it easier than ever to overcome installation problems with difficult to wire or hard to reach locations Wireless Network Standards Understanding the characteristics of the 802 11a and 802 11g standards can help you make the best choice for your wireless implementation plans 802 11a Ratified in 2002 802 11a operates at the 5GHz band and supports data rates at up to 54Mbps Because there are fewer devices
8. to a RADIUS server port and secret 36 System Configuration WPA2 Mixed Only allows WPA and WPA2 clients to connect to the VAP You can choose TKIP or AES as the encryption method The Group key update interval is configurable with a default value of 1800 seconds You can choose personal mode PSK or enterprise mode 802 1X authentication The default setting is PSK If you choose PSK you will need to enter a pass phrase of 8 63 ASCII characters or 64 hexadecimal digits If you choose 802 1X you will need access to a RADIUS server port and secret Profile SSID Isolation Stations connected to different profiles cannot access each other Choose from No Isolation Full access or to Isolate all Profiles SSIDs from each other check use VLAN 802 1Q standard WDS Link Settings Wireless Distribution System WDS allows access points to communicate with one another wirelessly in a standardized way It can also simplify the network infrastructure by reducing the amount of cabling required System Configuration 37 Fa AirConnect 9550 11n 2 4 5GHz PoE Access Point 2 46 Radio Configuration gt WDS Link Settings gt Access Point System Status System Summary Evont Log List You must click Apply to save your settings before moving to another page Figure 17 WDS Link Settings Supports up to 8 point to m
9. 9150 11n 2 4GHz PoE Access Point are high performance access points that allow you to join isolated wired Ethernet networks into a unified wireless local area network WLAN The Access Point AP supports Wi Fi Protected Access security standards to provide a higher level of security for network data and communications The AP is also fully compatible with IEEE 802 11a the 9550 AP only 802 11b 802 11g and 802 11n Key Product Features Security The product operates using 11a 9550 AP only 11b 11g or 11n modes This AP creates an enterprise class wireless LAN supporting up to 64 simultaneous users 3Com offers one of the most robust suites of standards based security on the market today To protect sensitive data broadcast over the wireless LAN 3Com supports Wireless Equivalent Privacy WEP and Wi Fi Protected Access WPA and WPA2 8 Key Product Features 3Com strengthens this basic security mechanism with additional security features including MAC address access control lists IEEE 802 1x per port user authentication with RADIUS server authentication support Temporal Key Integrity Protocol TKIP Advanced Encryption Standard AES Wireless Protected Access WPA and Extensible Authentication Protocol EAP support EAP MD5 EAP TLS EAP TTLS and PEAP Performance and Reliability 3Com wireless access point performance features ensure reliable and seamless connections for users wherever they roam Automatic channel
10. PPENDIX Antennas Used per Mode The AP has three external antenna connectors labelled A B and C as shown below Figure 35 External Antenna Connectors Antennas Used per Mode 73 In some modes not all of the connectors are in use The following table defines which external antenna connectors are used in which mode Mode Antennas Used 2x3 A B C 2x2 A C 1x1 A Note When using 1x1 mode either in WDS mode or in AP mode using the 3CWE591 Omni antenna only connector A is active This is the connector on the far right looking at the AP with the 3Com logo facing you No other connectors are active in this mode When in WDS mode m select 1X1 mode when peers are omni directional distributed around the central node in a point multipoint link m select 2X2 mode for a point to point link using either the 3CWE596 or 3CW598 panel antenna The antennas must both point in the same direction with one antenna rotated 90 degrees in order for MIMO to function correctly Note In 2x2 mode the two outer connectors A and C are active The connector in the middle B is not active and should not be used 74 Console Cable Pin out Console Cable Pin out w i E ul gt i l P2 o o o o o 0000 O Oo Console Cable Pin out 75 Figure 36 RJ45 to D SUB 9 pin cable P1 WIRE COLOR P2 Pin no Pin no 8 YELLOW 1 6 BROWN 2 2 GRA
11. Pra 3Com AirConnect GON 9550 11n 2 4 5GHz PoE 3COM Access Point 3Com AirConnect 9150 11n 2 4GHz PoE Access Point User Guide www 3com com Pa mber 10016853 USER GUIDE AIRCONNECT 9550 9150 1N 2 4 5GHZ AP MN WL so WL 604 Published June 2008 4 3Com Corporation 350 Campus Drive Marlborough MA 01752 3064 Copyright O 2008 3Com Corporation All rights reserved No part of this documentation may be reproduced in any form or by any means or used to make any derivative work such as translation transformation or adaptation without written permission from 3Com Corporation 3Com Corporation reserves the right to revise this documentation and to make changes in content from time to time without obligation on the part of 3Com Corporation to provide notification of such revision or change 3Com Corporation provides this documentation without warranty term or condition of any kind implied or expressed including but not limited to the implied warranties terms or conditions of merchantability satisfactory quality and fitness for a particular purpose 3Com may make improvements or changes in the product s and or the program s described in this documentation at any time If there is any software on removable media described in this documentation it is furnished under a license agreement included with the product as a separate document in the hard copy documentation or on the removable media in a directory file named LICENSE
12. Standard Channel Choose a channel from the drop down menu or select SmartSelect recommended to let the device select a channel 24 System Configuration AirConnect 9550 11n 2 4 5GHz PoE Access Point 3C0M Setup Wizard gt 2 46 Radio Wireless Network _ Access Point Figure 8 2 4G Radio Wireless Network 2 Click Next to continue the configuration or click Cancel to start again 3 Figure 9 allows you to set up the following information m IP Network Setting Check to either obtain an IP address via DHCP or specify an IP Address manually m P Address Enter the IP address that you want to assign m IP Subnet Mask Enter your networks subnet address m Default Gateway If used enter the gateway address that the device should go through System Configuration 25 cam AirConnect 9550 11n 2 4 5GHz PoE Access Point Setup Wizard gt IP Settings Access Point ms 3 Heu BR Hmm mame _ _ k ber d D gt pia Sram Properties IE erri rM uui LLLA 11 1 1 Hr 2 46 Radio Configuration ec 1 652 spot Visa senos 2 WDS secan seimos De 56 Radio Configuration Votes Neto 7 MAC tring Rogue AP Detection BackunRestore serings Frmare Auto Upgrade ramure Upgrade Reboot Figure 9 IP Settings Figure 10 allows you choose the security settings Choose from the following settings in the drop down menu m No security m WEP m WPA On
13. Y 3 1 GREEN 4 5 RED 5 3 BLUE 6 4 BLACK 7 7 WHITE 8 For part numbers and purchasing information visit the 3COM Web site http www 3com com 76 Console Cable Pin out INDEX Numerics 802 4 Tar zi ecce 9 8021 1b g ense 10 BOLA da 41 A Access Point mode 27 Administration 52 Advanced Settings 39 Antennas Used per Mode 72 B Back p in ae e iia 56 Beacon Interval 40 AA DEL AS eee 32 C COM POPE 45 ott eius 61 Configuring s 13 Console Cable 74 Contents uncta 46 D Data Beacon Rate 40 default IP address 14 51 Delivery Traffic Indication Mes sage DTIM 40 Device Manager 8 13 15 67 DHCP SerVgr use 13 F factory settings 62 FIF WA T oi nr UR io 67 Auto Upgrade 57 Manual Upgrade 58 Fixed Slot Time 46 Fragment Length 40 l VAPP metas e pit da 44 IEEE 802 3af oo cece 11 Inter Access Point Protocol 44 IP Settings oett he 28 L fore luper 14 18 M MAC Filtering 54 Management VLAN 43 P Password 14 18 52 61 Power over Ethernet POE 9 Q Quality of Service QOS 42 R REBOOTING iria 60 Restore tides hen 56 Rogu
14. ach access category enter the maximum contention window value The minimum contention window value is doubled each time a collision occurs until the maximum is reached A small contention window value decreases the access delay but increases the probability of a collision Fixed Slot Time For each access category enter the fixed slot time Channel access can be strictly prioritized by assigning smaller contention window values to a higher priority traffic class Traffic in the access category must wait for this fixed number of slots after each packet is received before resuming its random back off Transmit Opportunity Limit Enter the number of microseconds that qualified transmitters can transmit through the norma back off procedure with a set of pending packets Larger values allow a client to control the channel for longer periods of time allowing it to achieve higher throughput in this access category at the expense of longer access times for all access categories Service 47 Setting Description Admission Note In this release clients are blocked from Control using an access category when they select Enable for Admission Control The Admission Control check box controls client use of the access categories When you enable admission control for an access category clients associated to the access point must complete the WMM admission control procedure before they can use that access category However
15. act 3Com for assistance have the following information ready m Product model name part number and serial number m A list of system hardware and software including revision level m Diagnostic error messages m Details about recent configuration changes if applicable To send a product directly to 3Com for repair you must first obtain a return materials authorization number RMA Products sent to 3Com without authorization numbers clearly marked on the outside of the package will be returned to the sender unopened at the sender s expense If your product is registered Telephone Technical Support and Repair 69 and under warranty you can obtain an RMA number online at http eSupport 3Com com First time users must apply for a user name and password Telephone numbers are correct at the time of publication Find a current directory of 3Com resources by region at http csoweb4 3Com com contactus 70 C Telephone Technical Support and Repair END USER LICENSE AGREEMENT Customer shall take all steps necessary to protect Wind River s and its licensors proprietary rights in the Run Time Module and to ensure that each Run Time Module distributed by Customer will be accompanied by a localized copy of an End User License Agreement Such End User License Agreement shall prohibit the End User from i copying the Run Time Module except for archive purposes consistent with the End User s archive procedures ii transfe
16. ames may be trademarks of the respective companies with which they are associated ENVIRONMENTAL STATEMENT t is the policy of 3Com Corporation to be environmentally friendly in all operations To uphold our policy we are committed to Establishing environmental performance standards that comply with national legislation and regulations Conserving energy materials and natural resources in all operations Reducing the waste generated by all operations Ensuring that all waste conforms to recognized environmental standards Maximizing the recyclable and reusable content of all products Ensuring that all products can be recycled reused and disposed of safely Ensuring that all products are labeled according to recognized environmental standards improving our environmental record on a continual basis End of Life Statement 3Com processes allow for the recovery reclamation and safe disposal of all end of life electronic components Regulated Materials Statement 3Com products do not contain any hazardous or ozone depleting material Environmental Statement about the Documentation The documentation for this product is printed on paper that comes from sustainable managed forests it is fully biodegradable and recyclable and is completely chlorine free The varnish is environmentally friendly and the inks are vegetable based with a low heavy metal content INTRODUCTION Key Product Features utm de A Rr ERES 7 SEUS 7 Perform
17. ance and Reliability 8 Manageability uic dA re eto da a a di E aita 8 Wireless Network Standards ke 9 902112 ce eta aiio Get oe E die e e a makk 9 802 11b 9gz z dd 10 EEE 802 3a T r Po ete tee teens 11 Installing Your 3com Wireless Access POINt 12 CONFIGURING THE WIRELESS ACCESS POINT Networks with a DHCP Server 13 Networks without a DHCP Server iicccccccccccccciiiiiii iis 14 Launch the 3Com Wireless Infrastructure Device Manager Widman Uli o rete eee a A 15 Launching the 3Com Wireless Infrastructure Device Manager 15 Fist Time Of ly ak yl Alema xe makinan ot e te beet da 19 System S ta l da tdci 19 SYSTEMS UMA M ARV kake ne dere o S a EM dede do dela bob icm 19 Wireless Station Llaca 2205 aa ctc re eee 21 Event LOG List mrena e vanus System Configuracion Setup Wizards oe ias System Properties i uc de a e ee eges Access Point mode Wireless Bridge Mode IP Settings cm tertium ane OT dd ac qe path eB Wireless Network Wireless Mode Standard Channel iii ia Current PFOHIESE aii at ia Suppressed SSID xiyal eee dtt tee tema VLAN ID isis reor ect p dene th DR e d la Station SeparatlOn iria SECUTI Lisci icto etn Cg A a oe e e d 2an R a be ee leuis WPA Only A bestia fot b AUR rft WIN A ProfileXSSID lsolatiOri uc a WDS Link Settirigs kate ete t et et ler e t eqs WDS Securlty S
18. ce you have the Access Point working properly you should backup the information to have it available if something goes wrong Eu AirConnect 9550 11n 2 4 5GHz PoE Access Point Management gt Backup Restore Settings E Access Point System Configuration Setup Ward System Properties 4G Radio Configuration Naber WOS Link Settings WES Securty Setngs 7 Varetons Advanced Setngs es 56 Radio Configuration Nirsess Network WOS Link Songs WES Securty Set 7 Varetess Advanced Settings a Service Management VLAN Figure 29 Backup Restore Settings Management 57 Firmware Auto Upgrade The Wireless Access Point can auto upgrade the firmware if there is a newer version available If you enable the Auto Upgrade function the Wireless Access Point will automatically check for an updated version of firmware in the assigned FTP server for each time interval assigned Remember to insert the correct FTP server IP address username password and path to the FTP server ma AirConnect 9550 11n 2 4 5GHz PoE Access Point Management Firmware Auto Upgrade gt Access Point System status System summary system 4 1P Serine 2 46 Radio Configuration Mirsoss Motor wos Une satongs WDS Socurity Songs Wireess advances Settings You must click Apply to save your settings before moving to another page Figure 30 Firmware Auto Upgrade 58 Management
19. e AP Detection 55 RTS Threshold 40 S Security cesis Setting Up Simple Network Management Pro tocol SNMP 53 Simple Network Time Protocol ONTP tata dias att 48 SSI 4 5 in trattato iuit bebes 23 32 Suppressed SSID 32 System Properties 26 System Summarv 19 T terminal settings 61 Transmit Power 39 U Username veto As 61 V WEAN ID iaa cedet 32 W MIDS nok dette rette 36 Security Settings 38 Wi Fi Protected Access 34 Wired Equivalent Privacy WEP 33 Wireless Distribution System 36
20. e MAC protocol data unit m A MSDU Aggregate MAC service data unit The default value is A MPDU 42 System Configuration QoS This section provides the administrator with the Quality of Service QoS data The QoS setting is only available in AP Mode The QoS Setting should be modified with caution because radio behavior is affected These parameters can be modified when QoS service is Enabled Service 43 Service Management VLAN If you reconfigure the Management VLAN ID you may lose connectivity to the access point Verify that the switch and DHCP server can support the reconfigured VLAN ID and then re connect to the new IP address AirConnect 9550 11n 2 4 5GHz PoE Access Point 3COm i Service gt Management VLAN E Access Point System status Management VLAN Setting a gt gt You must click Apply to save your settings before moving to another page Management Adnan sane lt MAC ate Roges AP Detection Figure 20 Management VLAN IAPP Service nter Access Point Protocol IAPP 20 N a AirConnect 9550 11n 2 4 5GHz PoE Access Point 3COM Service gt TAFP Access Point AAA C V Rie HEMAM POCO E 1 1 BEN at _ E gt ssn You must click Apply to save your settings before moving to another page M WOS Link Sattngs WES Securty Setongs Varetons Advanced Setngs las service wep Figure 21 APP 802 11F IAPP Support C
21. ettings stato et t ere edens Wireless Advanced Settings Transmit Power Beacon Interval k Data Beacorn Rate ao imt tmt do a Association TimeOUt A AE Li Fragment Length i dicten ajal Jaga RTS CTS Threshold ya inka En bal kn e ele K RABER NA dann a KEK dk hera 802 110 SUDDOFt ert o eR ee ete es Distance OP 802 11F IAPP Support AckePolley incest t E e ed SyslOd FUNCION ze idee iet s esc t ado dg 50 System kO 4 e tute ide rne rc pie qe ecd i Ph edi aene 50 SYVSIOG SAMO ss Mica tie cadit resale oh ev e edet ees 51 SyslogPOFt s sir A E TM Syslog Level Mariagernernt npe Diet das AGMINISHATION acd um ct o Eee br ROTA ie e Nd tn KE curent MAC Filtering Rogue AP Detection k ek nens Backup Restore Settin05S epe tee pte rende Firmware Auto Upgrade et ettam et RR rte Firmware Manual Upgrade ek Rebootihgi ues ct eter ptt tette eq eet tease tt Connecting Through the Com Port Restoring Factory Settings ette itn ie Ch e enda TROUBLESHOOTING Diagnosing Problems iesita Le e pet Est d cbe 63 OBTAINING SUPPORT FOR YOUR 3COM PRODUCT Telephone Technical Support and Repair ss 68 END USER LICENSE AGREEMENT APPENDIX Antennas Used per Mod er a a a na aa aE aa aTa iana 72 Console Cable Pin out INDEX INTRODUCTION The 3Com AirConnect 9550 11n 2 44 5GHz PoE Access Point and the 3Com AirConnect
22. g the Access Point ends the network association To avoid possible data loss exit all networking applications on connected devices before you disconnect the Access Point 1 Unplug the Access point Ethernet cable from the hub or other device 2 Unplug the Access point power cord Symptom Uninstalling Software and Documentation Solution If you want to uninstall the 3Com 11a b g n Wireless Workgroup Access point software and documentation you can either use the standard operating system procedure for removing programs or use the following shortcut Diagnosing Problems 67 From the Windows Start menu select Start Programs 3Com Wireless Uninstall 3Com Wireless Infrastructure Device Manager When prompted to confirm click OK Symptom Upgrading Access Point Firmware Solution Firmware is the software that is installed on the Access Point at the factory Some problems can be solved by installing a new version of the firmware For details on how to download a firmware update from the 3Com customer support Web site and install it on your Access Point see Firmware Auto Upgrade on page 57 or Firmware Manual Upgrade on page 58 68 Telephone Technical Support and Repair B OBTAINING SUPPORT FOR YOUR 3COM PRODUCT Telephone Technical Support and Repair To obtain telephone support as part of your warranty and other service benefits you must first register your product at http eSupport 3Com com When you cont
23. he default is 100ms Data Beacon Rate The Delivery Traffic Indication Message DTIM Specify the data beacon rate between 1 and 255 The default is 1 Association Timeout Set the value for the maximum time allowed for a wireless association to be established When this time is exceeded the connection is lost The default value is 5 mins Fragment Length Specify maximum packet size used for fragmentation Packets larger than the size programmed in this field will be fragmented The Fragment Threshold value must be larger than the RTS Threshold value The default is 2346 RTS CTS Threshold Request To Send threshold Specify the packet size used to determine if it should use the CSMA CA mechanism or the CSMA CD mechanism System Configuration 41 802 11d support 802 1d allows the device to communicate in areas where the 802 11 standard is not allowed It adds features and restrictions to ensure compliance Distance The maximum distance between client or AP and device The default value is 1km Antenna Type If you would like to use external antennas to replace the original internal antennas check External Antenna Then specify one of the antenna types from the drop down menu where the options are wm 3CWE591 3com 6 8dBi Dual Band Omni Antenna wm 3CWE596 3com 18 20dBi Dual Band Panel Antenna wm 3CWE598 3com 8 10dBi Dual Band Panel Antenna Aggregation Support Sets the aggregation type a A MPDU Aggregat
24. hing the 3Com Wireless Infrastructure Device Manager To be able to configure the Access Point you need to run the Wireless Infrastructure Device Manager Go to Start Programs 3Com Wireless Wireless Infrastructure Device Manager 16 Networks without a DHCP Server If the device is working correctly the following screen should be Seen 3Com Wireless Infrastructure Device Manager V6 0 1 Wireless Network Tree Wireless Network 3Com1 2 4GHz 3Coml 5GHz lt 3Com AirConnect 9550 11n 2 4 5GHz PoE Access Point Advanced Properties Coniigue Choose NIC Close H Figure 1 3Com Wireless Infrastructure Device Manager Networks without a DHCP Server 17 Click on the Properties button to see the following screen Wireless Infrastructure Device Properties Wireless Infrastructure Device Device Name 3Com AirConnect 9550 11n 2 4 5GHz PoE Access Device Type 3Com Wireless 11n Access Point WLAN Service Area ESSID 3Com1 2 4GHz 3Com1 5GHz IP Address 192 168 0 121 Subnet Mask 255 255 0 0 MAC Address 00 C8 01 01 01 01 Uses HTTPS No Figure 2 Wireless Infrastructure Device Properties 18 Networks without a DHCP Server 1 Directly connect to the device through its Ethernet port or console port Follow the instructions below to log into the AP Configuration Screen 1 Load a web browser and enter http 169 254 2 111 2 The Log On screen appears The default user
25. hoose either Enable or Disable IAPP allows multiple access points to communicate and pass location information about their associated stations If you enable 802 11F support you should manually add BSSID IP mapping 1 Enter the BSSID and IP addresses of the AP Service 45 2 Click Add Only stations roaming from one of the listed APs to this AP are allowed to re associate with this AP Others will be requested to go through the full association process PES AirConnect 9550 11n 2 4 5GHz PoE Access Point 56 Radio Configuration gt WME Parameters of Access Point r Access Point 7 Wass Advanced Songs s 56 Radio Configuration sento mm ees Nemore Le BP You must click Apply to save your settings before moving to another page Viros avancon Somos Mi Service Ranagement VLAN iw sure T ratos Management e Aana Figure 22 VME Parameters of Access Point 46 Service Ack Policy When the Ack Policy is checked The device will not send ACK frames The default value is disabled Setting Description Min Contention For each access category enter the minimum Window contention window value Channel access is prioritized by assigning smaller contention window values to a higher priority traffic class If a channel is busy or a transmission collides a node chooses a random number between 0 and the current contention window minimum Max Contention Window For e
26. ime Choose Static IP if your network does not have an automatic system for IP address assignment 21 AirConnect 9550 11n 2 4 5GHz PoE Access Point system Configuration gt 1P Settings Access Point o Rewan o sanan LR T Pura as You must click Apply to save your settings before moving to another page Figure 12 IP Settings System Configuration 29 Wireless Network The Wireless Access Point supports Multiple SSIDs which allows it to act as multiple APs appearing in a Wireless LAN network You can configure up to 4 SSIDs on the device POE AirConnect 9550 11n 2 4 5GHz PoE Access Point 5G Radio Configuration gt Wireless Network gt Access Point se Em EN eco NN cance You must click Apply to save your settings before moving to another page Figure 13 Wireless Network 30 System Configuration Wireless Mode You can select your desired wireless operating mode from the drop down box Standard Channel Select the channel for your wireless LAN in Standard Channel block The default setting is SmartSelect It selects the channel which provides the best transmission quality The available frequencies vary depending on which wireless mode you select Current Profiles A maximum of four profiles can be configured Check the Enable button to activate a profile Click the Edit button to change its configuration System Configuration 31
27. ing The start end date of daylight saving changes automatically based on the time zone selection Note Start and End dates can be input manually o avoid any regional policy changes Primary and f SNTP is enabled this device will try to fetch Secondary SNTP ime from the Primary server first The timeout for server port setting Primary NTP server is 5 seconds f the Primary NTP server fails after 5 seconds the Secondary NTP server will be tried for 5 seconds n the event that the Secondary server fails the device will wait for 60 seconds before trying the Primary server again This continues until a time is available To avoid using an invalid NTP server address this device stores the fetched configured time After it boots up it uses the stored time first and adjusts time if time is fetched 50 Syslog Function Syslog Function System Log In the event of an error the device can send a message to a specified server AirConnect 9550 11n 2 4 5GHz PoE Access Point 3COM a Service gt SysLog E Access Point ae S LL erm H numara 1 7 You must click Apply to save your settings before moving to another page Figure 24 SysLog Click either Enable or Disable to activate or deactivate the system log function Syslog Function 51 Syslog Server Enter the IP address of the server that receives the error information The default IP address is 0 0 0 0 Syslog Port Enter the port number that you
28. ke sure the subnet address matches that of the computer Symptom Two Access Points cannot communicate in ad hoc mode Solution Adjust the positions of the Access Points to improve reception To ensure correct operation in ad hoc mode the settings on the two Access Points must match exactly Launch the Access Point Configuration Management System and make sure that the Wireless LAN Service Area channel selections Data Preamble setting and security setting are the same on both Access points Symptom You are running Windows NT After you connect the Access Point your computer cannot obtain a valid IP address Solution s The Access Point configuration settings may not be compatible with the network If they are not and your Windows NT computer is set up to obtain its IP address from a DHCP server he Access Point is unable to associate with the network to obtain the IP address To work around this set a static IP address on your computer Then set the Access Point configuration to match the network When the Access Point is able to associate reset your computer o obtain its IP address from the DHCP server If the Access Point 66 Diagnosing Problems should also obtain its IP settings from the DHCP server make sure this is configured properly on the IP Network page and applied just before ending the session Symptom Disconnecting the Access Point Solution To disconnect the Access Point CAUTION Disconnectin
29. ly WPA2 Only m WPA2 Mixed 26 System Configuration VA e AirConnect 9550 11n 2 4 5GHz PoE Access Point 3COM Setup Wizard gt 2 4G Radio Wireless Security Settings Access Point Figure 10 2 4G Wireless Security Settings 5 Click Cancel to close without saving click Finish to save the settings or click Back to return to Figure 9 System Properties The System properties page allows you to define Device name location operation modes and Load Type There are two operation modes to choose from System Configuration 27 Access Point mode A Wireless LAN data transceiver that uses radio waves to connect a wired network with wireless station Wireless Bridge Mode A wireless bridge connects two separate networks operating on the 802 11 standard ed a AirConnect 9550 11n 2 4 5GHz PoE Access Point 3C0M system Configuration gt System Properties 2 Access Point iP Sering 2 46 Radio Configuration rues Network ses conser You must click Apply to save your settings before moving to another page Mehrere WDS Uni Sens d ngs Management sumo HAC ateo 4 Rogue AP Datacion Figure 11 System Properties 28 System Configuration IP Settings This setting must match the network s method of IP address assignment Choose Dynamic Host Configuration Protocol DHCP or Static IP With DHCP IP addresses are assigned for predetermined periods of t
30. ly identify the adjacent wireless stations It will automatically observe the adjacent wireless station s ID if specified MAC address SSID and current status AirConnect 9550 11n 2 4 5GHz PoE Access Point 3COM System Status gt Wireless Station List Access Point 2 4G Radio 56 Radio MA A E E E 2 46 Radio Configuration lt Mireees Network 4 WDS Link Settings vos ings Figure 6 Wireless Station List 22 System Status Event Log List The event log list stores a record of all the events within this designated WLAN t AirConnect 9550 11n 2 4 5GHz PoE Access Point 3COm System Stetus Event Log List 2 Access Point System Status System summary 4 Wireless Stain List Event Log List System Configuration 2 Setup Waard 56 Radio Configuration Mies Notwork wns Link Setings VIS Secur ly Songs 7 Wiese Advanced Setting Figure 7 Event Log List System Configuration 23 System Configuration In this section you will learn how to configure the basic functions of your AP Setup Wizard The Setup Wizard will walk you through setting up the AP To start the Setup Wizard click Setup Wizard 1 Figure 8 allows you to set up the following information SSID Service Set Identifier This is the name of wireless network Input 1 32 characters Wireless Mode Choose the required network mode from the drop down menu
31. name is admin The default password is password Copyright 2008 2009 3Com Corporation All rights reserved Figure 3 Logon Screen To log on to the Web interface Username type admin case sensitive 2 Password type password 3 Click Log On System Status 19 First Time Only After you have logged on for the first time you will be asked to select your country from the drop down menu Apply Figure 4 Country Selection System Status The Web interface has been designed to enable you to easily perform advanced configuration tasks and view information about the AP System Summary After you click Log On from the Log On Screen you ll see the System status page on the screen The System summary page is the default page that will pop up once you successfully log on 20 System Status The system summary page shows all the configuration Access Point System status System Configuration Soup Waard Pr System 1P Sornos 2 4G Radio Configuration Vols Notwork TMS Link sein WDS Socurity Songs 7 Virsess Advanced Settings 7 WoS Link Settings 4 WDS Security Sega 4 viraess Advanced Settings oes information about your AP as shown in Figure 5 irConn 11n 2 4 lz gt System Status gt System Summary System Information Current IP Settings Figure 5 System Summary System Status 21 Wireless Station List Through the Wireless Station List page you can easi
32. o add WEP from the drop down list choose open system or shared key authentication Select the desired input method HEX or ASCII From the drop down list choose from 40 64 104 128 128 152 key lengths WPA Only Wi Fi Protected Access was constructed to provide improved data encryption which was weak in WEP and to provide user authentication System Configuration gt Wireless Network gt SSID Profile Settings Ez Figure 16 SSID Profile Settings System Configuration 35 Only allows WPA clients to connect to the VAP You can choose TKIP or AES as the encryption method The Group key update interval is configurable the default value is 1800 seconds You can choose personal mode PSK or enterprise mode 802 1X authentication The default is PSK If you choose PSK you will need to enter a pass phrase of 8 63 ASCII characters or 64 hexadecimal digits If you choose 802 1X you will need access to a RADIUS server port and secret WPA2 Only Only allows WPA 2 clients to connect to the VAP You can choose TKIP or AES for the encryption method The Group key update interval is configurable with a default value of 1800 seconds You can choose personal mode PSK or enterprise mode 802 1X authentication The default is PSK If you choose PSK you will need to enter a pass phrase of 8 63 ASCII characters or 64 hexadecimal digits If you choose 802 1X you will need access
33. pansion into 802 11n Implementing a complete wireless LAN solution including Ethernet Adapters gateways access points and clients Wi Fi certification guarantees compatibility among vendors Key Product Features 11 Providing access to hot spots in public spaces such as coffee shops or university cafeterias IEEE 802 3af The IEEE 802 3af 2003 Power over Ethernet PoE standard defines terminology to describe a port that acts as a power source PSE to a powered device PD The IEEE 802 3af standard states that power may be delivered by an end point PSE using either the active data wires of an Ethernet port or the spare wires to a powered device An end point PSE such as a Power over Ethernet capable Ethernet switch may implement either scheme If a mid span PSE is used then the mid span PSE can only implement power delivery over the spare pairs of the copper cabling and cannot be used to deliver PoE over 1000BASE T connections It should be noted that even if a device supports both methods of providing power only one mechanism may be used to deliver power to a powered device The first mechanism is to use the data pairs pins 1 2 amp 3 6 to transmit power which is sometimes referred to as phantom power The second power delivery mechanism is to use the unused from a 10 100BASE T perspective pairs pins 4 5 amp 7 8 to deliver power that is supported within mid span power delivery 12 Key Product Features Ins
34. r server can be accessed by The default port number is 514 Syslog Level Choose from the following levels listed in order of severity of the detail to be recorded The default setting is Error m Emergency System is unusable Alert Action must be taken immediately m Critical Critical condition wm Error Error condition m Warning Warning condition Notice Normal but significant condition m Informational Informational messages 52 Management Management This section describes how to use the management and information features of your Wireless Access Point Administration In this section you can change the user administrator name and password The default Administrator name is admin case sensitive and password is password Click Apply to save changes AirConnect 9550 11n 2 4 5GHz PoE Access Point 3COM Management gt Administration Access Point M You must click Apply to save your settings before moving to another page Figure 25 Administration SNMP Management 53 21 AirConnect 9550 11n 2 4 5GHz PoE Access Point Management gt SNMP Access Point System Status Systom Summary Evont Log List You must click Apply to save your settings before moving to another page Figure 26 SNMP The Simple Network Management Protocol SNMP administrative functions are changed through this screen The following functions can be changed
35. rring the Run Time Module to a third party apart from the Target Application iii modifying decompiling disassembling reverse engineering or otherwise attempting to derive the Source Code of the Run Time Module iv exporting the Run Time Module or underlying technology in contravention of applicable U S and foreign export laws and regulations and v using the Run Time Module other than in connection with operation of the Target Application In addition the End User License Agreement shall i state that the Run Time Module is licensed not sold and that Customer and its licensors retain ownership of all copies of the Run Time Module ii expressly disclaim all implied warranties including Telephone Technical Support and Repair 71 without limitation the implied warranties of merchantability fitness for a particular purpose title and non infringement iii exclude liability for any special indirect punitive incidental and consequential damages and iv require that any further distribution of the Run Time Module be subject to the same restrictions set forth herein The End User License Agreement shall also state that with respect to the Run Time Module Wind River and its licensors are third party beneficiaries of the End User License Agreement and that the provisions related to the Run Time Module are made expressly for the benefit of and are enforceable by Wind River and its licensors 72 Antennas Used per Mode D A
36. stops responding and you cannot continue configuring the Access point If you change the IP address and click Apply you cannot continue to configure the device using the old IP address Similarly after you restore a backup configuration or reset the Access Point to factory defaults the IP address setting may be changed Solution To recover from this situation and continue configuring the Access Point 1 Close your browser 64 Diagnosing Problems 2 Return to the 3Com Wireless Infrastructure Device Manager and click Refresh 3 Select the device and click Configure to start a new configuration session and set its IP address Symptom The Wireless Network Tree does not appear in the 3Com Wireless Infrastructure Device Manager window Solution Verify that you are using the correct network adapter In the device manager window click Choose NIC Select the network adapter for the network you want to scan and click OK Symptom The Access point has a yellow exclamation point next to it in the Wireless Infrastructure Device Manager Solution The Access Point is on a different subnet than the computer attempting to configure it To recover from this situation and continue configuring the Access point 1 Close your browser 2 Return to the 3Com Wireless Infrastructure Device Manager and click Refresh 3 Select the device and click Configure to start a new configuration session Diagnosing Problems 65 4 Ma
37. t Access Point Rebooting Please wait rn Figure 33 Reboot After rebooting the login page automatically displays Connecting Through the Com Port 61 Connecting Through the Com Port Instead of using an IP address to configure the Access Point a Null modem cable connected to the RJ 45 Console Port can be used In your terminal settings ensure that the following configuration is met m Bits per Second 15200 m DataBits 8 m Parity None m Stop bits 1 Flow Control none Once connected enter the user name and password The default values are as follows Username admin Password password Once logged in type for a list of commands 62 Restoring Factory Settings Restoring Factory Settings The Access Point can be reset to the default factory settings either through the web browser see Backup Restore Settings on page 56 or manually To restore the settings manually insert a pointed object such as the end of a straightened paper clip into the reset hole on the side of the Access Point and hold for five seconds Reset Hole Figure 34 Reset Hole Location Diagnosing Problems 63 A TROUBLESHOOTING Diagnosing Problems If you have difficulty with the Access point try the following solutions Symptom After you change the IP address restore a backup configuration or reset the Access Point to factory defaults the Configuration Management System
38. talling Your 3com Wireless Access Point To set up and install your 3Com Wireless Access Point please refer to the 3Com AirConnect 9550 11n 2 4 5GHz PoE Access Point 3CRWE955075 WL 605 3Com AirConnect 9150 11n 2 4GHz PoE Access Point 3CRWE915075 WL 604 Quick Start Guide Part Number 10016854 Networks with a DHCP Server 13 2 CONFIGURING THE WIRELESS ACCESS POINT If the default AP configuration does not meet your network requirements or if you want to customize the settings for your own network you can use these tools to change the configuration m Launch the 3Com Wireless Infrastructure Device Manager Widman utility m Directly connect to the device through its Ethernet port or console port Networks with a DHCP Server If your network has a DHCP server an IP address is automatically assigned to the AP It takes between one and two minutes for the Access Point to determine if there is a DHCP server on the network Use the 3Com Wireless Infrastructure Device Manager Widman included on the 3Com Installation CD to locate the Access Point on the network and view its IP address 14 Networks without a DHCP Server After you determine the AP s IP address you can enter that IP address into a web browser on a computer on the same subnet to view the Access Point s system status or change its configuration Networks without a DHCP Server If your network does not have a DHCP server the Access Point uses a factor
39. ultipoint WDS links Check Enable WDS and then Enable on the MAC addresses want to link to Enter the MAC addresses of any other APs you want to link to Example of a WDS topology AP1 WDS Master AP our AP lt WDS gt AP3 WDS gt AP4 38 System Configuration WDS Security Settings EAE AirConnect 9550 11n 2 4 5GHz PoE Access Point 5G Radio Configuration gt WDS Security Settings E Access Point You must click Apply to save your settings before moving to another page Figure 18 WDS Security Settings Choose the required security level from None m WEP m WPA PSK TKIP m WPA PSK AES If using WEP security enter the WEP key If using WPA enter the pass phrase System Configuration 39 Wireless Advanced Settings To configure advanced wireless settings click Wireless Advanced Settings The toolbar and Wireless Advanced Settings menu appears AirConnect 9550 11n 2 4 5GHz PoE Access Point 5G Radio Configuration gt Wireless Advanced Settings 2 Access Point e You must click Apply to save your settings before moving to another page Figure 19 Wireless Advanced Settings Transmit Power Choose one of the following power levels Full Half 3dB Quarter 6dB Eighth 9dB or Minimum The default is Full 40 System Configuration Beacon Interval Choose an interval time between 25ms and 1000ms for each beacon transmission T
40. y assigned IP address 169 254 2 111 You can use that IP address to configure the Access Point or you can assign a new IP address to the Access Point To verify that the Access Point is using the default IP address assigned at the factory 1 Connect a computer directly to the Access Point using the supplied standard Category 5 UTP Ethernet cable 2 Enter the Access Point s default IP address 169 254 2 111 into the computer s web browser If the Configuration Management System starts the Access Point is using the factory assigned IP address You can configure the Access Point with the following login information Login name admin Password password If the Configuration Management System does not start the Access Point is on a different subnet than the computer Install and start the 3Com Wireless Infrastructure Device Manager to discover the Access Point s IP address Networks without a DHCP Server 15 Launch the 3Com Wireless Infrastructure Device Manager Widman utility 1 2 Turn on the computer Insert the 3Com Installation CD into the CD ROM drive The CD will Autorun If it does not Autorun you can start the setup menu from the Windows Start menu For example Start gt Run gt d setup exe In the menu click Tools and Utilities In the next screen click the software you want to install Follow the on screen instructions to complete the installation Reboot the computer if prompted to do so Launc
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