Juniper EX8208
Contents
1. line card MAXIMUM POWER CAPACITY 220 V 5 1 power supply redundancy 10 000 W 220 V 3 3 power supply redundancy 6000 W 110 V 5 1 power supply redundancy 6000 W 110 V 3 3 power supply redundancy 3600 W Features and Benefits High Availability The EX8208 switch delivers a number of high availability features to ensure uninterrupted carrier class performance The EX8208 switch features an extra slot to accommodate a second SRE module providing N redundancy When a second SRE module is present the integrated Routing Engine serves as a backup in hot standby mode ready to take over in the event of a master RE failure Should the master fail an integrated Layer 2 and Layer 3 Graceful Route Engine Switchover GRES feature seamlessly transfers control to the backup maintaining uninterrupted access to applications services and IP communications Carrier Class Operating System The EX8208 chassis based switch runs the same Junos OS used by the EX3200 and EX4200 switches as well as the Juniper Networks routers used to power the world s largest and most complex networks By utilizing a common operating system Juniper Networks delivers a consistent implementation and operation of control plane features across all products To maintain that consistency Junos OS adheres to a highly disciplined development process that uses a single source code follows a single quarterly release train and employs a highly available modular architect2. Juniper Networks commit and rollback Environmental Ranges Operating temperature 32 to 104 F 0 to 40 C Storage temperature 40 to 158 F 40 to 70 C Operating altitude up to 10 000 ft 3 048 m Non operating altitude up to 16 000 ft 4 877 m Relative humidity operating 5 to 90 non condensing Relative humidity non operating 0 to 95 non condensing Acoustic noise 62 dBA based on operational tests taken from bystander position front and performed at 23 C in compliance with ISO 7779 Safety and Compliance CSA 60950 1 2003 Safety of Information Technology Equipment UL 60950 1 2003 Safety of Information Technology Equipment EN 60950 1 2001 Safety of Information Technology Equipment IEC 60950 1 2001 Safety of Information Technology Equipment with country deviations EN 60825 1 A1 A2 1994 Safety of Laser Products Part 1 Equipment Classification EN 60825 2 2000 Safety of Laser Products Part 2 Safety of Optical Fiber Comm Systems C UL to CAN CSA 22 2 No 60950 1 First Edition TUV GS to EN 60950 1 Amendment A1 A4 All CB IEC60950 1 all country deviations CE EMC EN 300 386 V1 3 3 2005 Telecom Network Equipment EMC requirements FCC Part 15 Class A 2007 USA Radiated Emissions EN 55022 Class A 2006 European Radiated Emissions VCCI Class A 2007 Japanese Radiated Emissions ICES 003 Class A AS NZS CISPR 22 Class A CISPR 22 Class A Immunity Junipe
3. RFC 2475 DiffServ Core and Edge Router Functions Draft ietf idr restart 10 txt Graceful Restart Mechanism for BGP Draft ietf isis restart O2 Restart Signaling for IS IS Draft ietf bfd base 05 txt Bidirectional Forwarding Detection EX8208 Modular Switch Specifications continued Services and Manageability Junos OS CLI J Web embedded Web based management Out of band management Serial 10 100 1O00BASE T Ethernet ASCII configuration file Rescue configuration Configuration rollback mage rollback LCD management Element management tools Network and Security Manager NSM Proactive services support via Advanced Insight Solutions AIS SNMP vI v2c v3 RMON RFC 2819 Groups 2 3 9 Network Time Protocol NTP DHCP server DHCP relay with Option 82 RADIUS TACACS SSHv2 Secure copy HTTP HTTPs DNS resolver Syslog logging Environment monitoring Temperature sensor Config backup via FTP secure copy Network Management MIB support RFC 1155 Structure of Management Information SMI RFC 1157 SNMPv1 RFC 1905 RFC 1907 SNMP v2c SMlv2 and Revised MIB II RFC 2570 2575 SNMPv3 user based security encryption and authentication RFC 2576 Coexistence between SNMP Version 1 Version 2 and Version 3 RFC 1212 RFC 1213 RFC 1215 MIB II Ethernet like MIB and traps RFC 2578 SNMP Structure of Management Information MIB RFC 2579 SNMP Textual Conventions for SMIv2 RFC 2925 Ping Traceroute MIB RFC
4. Frames 9216 bytes Buffer per 10 Gigabit Ethernet port 512 MB Buffer per 1 Gigabit Ethernet port 42 MB EX8208 System Capacity Switching capacity per line card 320 Gbps full duplex Maximum system throughput 960 Mpps IEEE Compliance IEEE 802 1AB Link Layer Discovery Protocol LLDP IEEE 802 1D 2004 Spanning Tree Protocol STP IEEE 802 1p Class of service CoS prioritization IEEE 802 10 2006 VLAN tagging IEEE 802 1s Multiple instances of Spanning Tree Protocol MSTP IEEE 802 1w Rapid reconfiguration of Spanning Tree Protocol RSTP IEEE 802 3 1OBASE T IEEE 802 3u IOOBASE T IEEE 802 3ab IJOOOBASE T IEEE 802 3z IOOOBASE X IEEE 802 3ae 10 Gigabit Ethernet IEEE 802 3x Pause Frames Flow Control IEEE 802 3ad Link Aggregation Control Protocol LACP RFC Compliance RFC 1122 Host Requirements RFC 768 UDP RFC 791 IP RFC 783 Trivial File Transfer Protocol TFTP RFC 792 Internet Control Message Protocol ICMP RFC 793 TCP RFC 826 ARP RFC 894 IP over Ethernet RFC 903 RARP RFC 906 TFTP Bootstrap RFC Compliance continued RFC 1027 Proxy ARP RFC 2068 HTTP server RFC 1812 Requirements for IP Version 4 Routers RFC 1519 Classless Interdomain Routing CIDR RFC 1256 IPv4 ICMP Router Discovery IRDP RFC 1058 RIP v1 RFC 2453 RIP v2 RFC 1112 IGMP v1 RFC 2236 IGMP v2 RFC 3376 IGMP v3 RFC 1492 TACACS RFC 2138 RADIUS Authentication RFC 2139 RADIUS Accounting RFC 2267 Network Ingress Fi
5. also be exported to leading third party management systems such as HP OpenView IBM Tivoli and Computer Associates Unicenter where it is EX8208 combined with management data from other network components to provide a complete consolidated view of network operations In addition the EX8200 line of Ethernet switches support the Juniper Networks Advanced Insight Solutions AIS a comprehensive set of tools that enable Juniper Networks J Care Technical Service offerings to automate the delivery of tailored proactive network intelligence and support services to specific products EX8208 Modular Switch Specifications Physical Specifications Dimensions W x H x D lt 17 25 x 24 25 x 21 in 43 82 x 61 6 x 53 cm Weight Base configuration 176 lb 80 kg Redundant configuration 216 lb 98 kg Chassis with backplane 115 lb 52 5 kg Fully loaded chassis 328 lb 149 kg Hardware Specifications Analyzer Sessions 7 local or remote Queues per port 8 Policers 2 000 per chassis Media Access Control MAC Addresses 160 000 VLANs 4 096 Firewall filters ACLs Security and QoS 54 000 Link aggregation group LAG ports groups 12 255 GRE tunnels 2 000 IPv4 Unicast Routes 500 000 maximum IPv4 Multicast Routes 120 000 maximum IPv6 Unicast Routes 250 000 maximum IPv6 Multicast Routes 120 000 maximum Number of Multicast groups 16 000 Address Resolution Protocol ARP Entries 100 000 L3 Next Hops 220 000 Jumbo
6. the Juniper Networks logo Junos NetScreen and ScreenOS are registered trademarks of Juniper Networks Inc in the United States and other countries All other trademarks service marks registered marks or registered service marks are the property of their respective owners Juniper Networks assumes no responsibility for any inaccuracies in this document Juniper Networks reserves the right to change modify transfer or otherwise revise this publication without notice 1000261 O08 EN Nov2010 Printed on recycled paper To purchase Juniper Networks solutions please contact your Juniper Networks representative at 1 866 298 6428 or authorized reseller
7. 02 1w Rapid Spanning Tree Protocol RSTP 802 1s Multiple Instance Spanning Tree Protocol MSTP VLAN Spanning Tree Protocol VSTP Redundant Trunk Group RTG Static routing RIP vi v2 OSPF vi v2 Filter based forwarding Virtual Router Redundancy Protocol VRRP BGP Advanced Feature license IS IS Advanced Feature license IPv6 Advanced Feature license Bidirectional Forwarding Detection BFD Virtual routers Layer 2 features Layer 3 features Hardware tunneling GRE tunnels Advanced feature license MPLS capabilities Advanced feature license Multicast Internet Group Management Protocol IGMP VINV2 NV3 IGMP snooping v1 v2 v3 Protocol Independent Multicast PIM SM PIM SSM PIM DM MSDP Firewall filters Ingress and egress L2 L4 access control lists ACLs Port ACLs VLAN ACLs Router ACLs Control plane denial of service DoS protection Quality of service QoS 2 000 policers per chassis 8 egress queues per port Weighted Random Early Drop WRED scheduling Shaped Deficit Weighted Round Robin SDWRR queuing Strict priority queuing Multi field classification L2 L4 for scheduling and rewrite Management Junos OS command line interface CLI JUNOScript Embedded Web based management J Web Network and Security Manager NSM support LCD panel SNMP vI v2 v3 RADIUS TACACS Extensive MIB s
8. 2665 Ethernet like interface MIB RFC 1643 Ethernet MIB RFC 1493 Bridge MIB RFC 2096 IPv4 Forwarding Table MIB RFC 2011 SNMPv2 for internet protocol using SMIv2 RFC 2012 SNMPv2 for transmission control protocol using SMlv2 RFC 2013 SNMPv2 for user datagram protocol using SMIv2 RFC 2863 Interface MIB RFC 3413 SNMP Application MIB RFC 3414 User based Security model for SNMPv3 RFC 3415 View based Access Control Model for SNMP RFC 3621 PoE MIB PoE switches only RFC 1724 RIPv2 MIB RFC 2863 Interface Group MIB RFC 2932 IPv4 Multicast MIB RFC 2787 VRRP MIB RFC 1850 OSPFv2 MIB RFC 1657 BGP 4 MIB Network Management MIB support continued RFC 2819 RMON MIB RFC 2287 System Application Packages MIB RFC 4188 STP and Extensions MIB RFC 4363 Definitions of Managed Objects for Bridges with Traffic Classes Multicast Filtering and VLAN extensions RFC 2922 LLDP MIB Draft ietf idr bgp4 mibv2 02 txt Enhanced BGP 4 MIB Draft ietf isis wg mib 07 Draft blumenthal aes usm 08 Draft reeder snmpv3 usm 3desede 00 Draft ietf idmr igmp mib 13 Draft ietf idmr pim mib 09 Draft ietf bfd mib O2 txt Troubleshooting Debugging CLI via console Telnet or SSH Diagnostics Show debug and statistics commands Analyzer session Ingress and or egress traffic on multiple source ports monitored to one destination port or VLAN Local port and remote VLAN analyzers up to seven sessions IP tools Extended ping and trace
9. JUNIP EL NETWORKS Product Overview The EX8208 modular Ethernet switch a member of the Juniper Networks EX Series Ethernet Switches product family offers a flexible powerful and modular platform that delivers the performance scalability and high availability required for today s high density data center campus aggregation and core switching environments With a total capacity of up to 6 2 Tbps the EX8208 system provides a complete end to end solution for the high performance networks of today and into the future DATASHEET EX8208 ETHERN SWITCH Product Description The eight slot Juniper Networks EX8208 Ethernet Switch part of the Juniper Networks EX8200 line of Ethernet Switches is ideal for aggregating access switches such as Juniper Networks EX3200 and EX4200 lines of Ethernet switches deployed in campus wiring closets and in data center top of rack applications The EX8208 is also designed to support 1 Gigabit and 10 Gigabit Ethernet server access in data center end of row chassis deployments In core applications the EX8208 provides approximately 960 Mpps of high density wire speed 10 Gigabit Ethernet performance for the largest campus and data center networks Customers can advance the economics of their network by leveraging the consistent performance of the Juniper Networks EX8200 line of Ethernet switches wire speed line cards in conjunction with the EX4500 EX4200 EX3200 and EX2200 line
10. MODEL NUMBER DESCRIPTION Hardware EX8208 BASE AC EX8208 BASE AC3 EX8208 REDUND AC EX8208 REDUND DC EX8208 SRE320 EX8208 SF320 S EX8208 CHAS S EX8208 FAN S EX8200 PWR AC2K EX8200 PWR AC3K EX8200 PWR DC2KR EX8200 Line Cards EX8200 48T EX8200 48F EX8200 8XS EX8200 40XS Software EX8208 AFL Base EX8208 2000 W AC system configuration 8 slot chassis with passive backplane and 1x fan tray 1x routing engine with switch fabric 1x switch fabric module 2x 2000 W AC PSUs with power cords and all necessary blank panels Base EX8208 3000 W AC system configuration 8 slot chassis with passive backplane and 1x fan tray 1x routing engine with switch fabric 1x switch fabric module 2x 3000 W AC PSUs with power cords and all necessary blank panels Redundant EX8208 2000 W AC system bundle 8 slot chassis with passive backplane and 1x fan tray 2x routing engine with switch fabric 1x switch fabric module 6x 2000 W AC PSUs with power cords and all necessary blank panels Redundant EX8208 DC power system configuration 8 slot chassis with passive backplane and 1x fan tray 2x routing engine with switch fabric 1x switch fabric module 4x 2000 W redundant input DC PSUs and all necessary blank panels Switch and Routing Engine for EX8208 redundant Switch Fabric module for EX8208 spare EX8208 chassis with backplane spare EX8208 fan tray spare AC power supply 2000 W at 220 V 1200 W at 110 V r
11. ant configurations providing high operational availability by allowing continuous system operation during maintenance or repairs Switch Fabric and Routing Engine SRE Module The EX8208 SRE module performs two functions it incorporates switch fabric control plane and management plane functionality ona single module and it includes an integrated Routing Engine featuring a 1 2 GHz processor with 2 gigabytes of DRAM and 2 gigabytes of Flash storage A dedicated front panel RJ 45 Gigabit Ethernet port on the SRE module supports out of band system management and monitoring while an external USB port allows easy uploading and storage of software images configuration files and logs Direct console access is available through a dedicated serial port an auxiliary console interface can support remote modem access to the switch The Routing Engine on the SRE module is based on the field proven hardware architecture used by Juniper Networks routers bringing the same carrier class performance and reliability to the EX8208 that Juniper s routers provide to the world s largest service provider networks The Routing Engine s central CPU performs all system control functions and maintains the hardware forwarding table and routing protocol states for the EX8208 switch Dedicated hardware on the SRE module supports chassis management functions such as environmental monitoring while communication between SRE modules and individual EX8200 line ca
12. edundant AC power cords sold separately AC power supply 3000 W at 220 V redundant AC power cords sold separately DC power supply with dual redundant inputs 2000 W at 48V redundant 48 port 10 100 1000BASE T RJ 45 line card 48 port IOOFX 1O00BASE X SFP line card requires SFP optics sold separately 8 port 10 GbE SFP line card requires SFP optics sold separately 40 port GbE 1OGbE line card requires SFP and or SFP optics sold separately EX8208 Advanced Feature License About Juniper Networks Juniper Networks is in the business of network innovation From devices to data centers from consumers to cloud providers Juniper Networks delivers the software silicon and systems that transform the experience and economics of networking The company serves customers and partners worldwide Additional information can be found at www juniper net Corporate and Sales Headquarters APAC Headquarters EMEA Headquarters Juniper Networks Inc Juniper Networks Hong Kong Juniper Networks Ireland 1194 North Mathilda Avenue 26 F Cityplaza One Airside Business Park Sunnyvale CA 94089 USA 111 King s Road Swords County Dublin Ireland Phone 888 JUNIPER 888 586 4737 Taikoo Shing Hong Kong Phone 35 31 8903 600 or 408 745 2000 Phone 852 2332 3636 EMEA Sales 00800 4586 4737 Fax 408 745 2100 Fax 852 2574 7803 Fax 35 31 8903 601 www juniper net Copyright 2010 Juniper Networks Inc All rights reserved Juniper Networks
13. er Networks unique Virtual Chassis single point of failure ensuring that no single element whether a technology which enables two interconnected EX8200 chassis any combination of EX8208s or EX8216s to operate as a single logical device with a single IP address Deployed as a collapsed aggregation or core layer solution an EX8200 Virtual Chassis configuration creates a network fabric for interconnecting access switches routers and service layer devices such as firewalls and Virtual Chassis technology can also be used to extend EX8200 load balancers using standards based Ethernet LAGs based VLANs between data centers by placing an equal number of switches in both data centers or by interconnecting two separate chassis a line card a Routing Engine or an interconnection can render the entire fabric inoperable following a failure Virtual Chassis technology also makes server virtualization at scale feasible by providing simple L2 connectivity over a very large pool of compute resources located anywhere within a data center In a Virtual Chassis configuration EX8200 switches can be interconnected using either single line rate IOGbE links or a LAG with up to 12 1OGbE line rate links Since the Virtual Chassis intra connections use small form SFP interfaces Virtual Chassis member switches can be separated by distances of up to 40 km If the EX8200 Virtual Chassis switch members are located in the same or adjacent racks low cost d
14. igh line operation A redundant input 2000 W DC power supply is also available for central office deployments The EX8200 power supplies are more than 90 percent efficient at a wide range of loads minimizing building power requirements and reducing overall power consumption These power supplies are interchangeable across the EX8200 line simplifying maintenance and sparing Although only two power supplies are required for basic configuration and switch power up the six power supply bays provide the capacity required to power all possible line card configurations and to support N 1 or N N power redundancy to protect against both component and line input failures The actual number of power supplies required depends on the combination of line cards installed and the desired level of redundancy see Table 2 For example 6000 W is required to support a chassis fully populated with 64 10 Gigabit Ethernet ports while 3600 W will support various 10 Gigabit Ethernet and Gigabit Ethernet line card combinations Table 2 EX8208 Power Capacity MAXIMUM SYSTEM POWER CONSUMPTION NORMAL HIGH FAN FAN Base system one SRE one Switch Fabric 550 W 1350 W module one fan tray Redundant system two SREs one Switch 750 W 1550 W Fabric module one fan tray MAXIMUM LINE CARD POWER CONSUMPTION EX8200 8XS 8 port 10GbE SFP line card 450 W EX8200 48T 48 port 10 100 1IO00BASE T 350 W RJ 45 line card EX8200 48F 48 port IOOFX 1IOOOBASE X SFP 330 W
15. irect attach cables DACs can Virtual Chassis configurations using a simple L2 trunk XRE200 External Routing Engine In an EX8200 Virtual Chassis configuration the Routing Engine functionality is externalized to a purpose built server class appliance the XRE200 which supports control plane processing requirements for large scale systems and provides an extra layer be used as the interconnect mechanism of availability and redundancy Since the network fabric created by an EX8200 Virtual Chassis configuration prevents loops it eliminates the need for protocols such as Spanning Tree The fabric also simplifies the network All control protocols such as OSPF IGMP Link Aggregation Control Protocol LACP 802 3ah and VCCP as well as all management plane functions run or reside on the XRE200 Junos OS high availability HA features can be enabled on the two XRE200s required in a redundant EX8200 Virtual Chassis configuration In the event of an active XRE200 failure the standby XRE200 takes over and Junos OS HA features ensure that the state of the Virtual Chassis L2 L3 protocols and forwarding information are not lost See the XRE200 data sheet for more information by eliminating the need for Virtual Router Redundancy Protocol VRRP increasing the scalability of the network design In addition since the Virtual Chassis Control Protocol VCCP used to form the EX8200 Virtual Chassis configuration does not affect the functi
16. ltering RFC 2030 Simple Network Time Protocol SNTP RFC 854 Telnet client and server RFC 951 1542 BootP RFC 2131 BOOTP Dynamic Host Configuration Protocol DHCP relay agent and DHCP server RFC 1591 Domain Name System DNS RFC 2338 VRRP RFC 2328 OSPF v2 Edge mode RFC 1587 OSPF NSSA Option RFC 1765 OSPF Database Overflow RFC 2154 OSPF w Digital Signatures Password MD 5 RFC 2370 OSPF Opaque LSA Option RFC 3623 OSPF Graceful Restart RFC 2362 PIM SM Edge mode PIM DM Draft IETF PIM Dense Mode draft ietf idmr pim dm 05 txt draft ietf pim dm new v2 04 txt RFC 3569 Draft ietf ssm arch 06 txt PIM SSM PIM Source Specific Multicast RFC 1771 Border Gateway Protocol 4 RFC 1965 Autonomous System Confederations for BGP RFC 2796 BGP Route Reflection supersedes RFC 1966 RFC 1997 BGP Communities Attribute RFC 1745 BGP4 IDRP for IP OSPF Interaction RFC 2385 TCP MD5 Authentication for BGPv4 RFC 2439 BGP Route Flap Damping RFC 2918 Route Refresh Capability for BGP 4 RFC 3392 Capabilities Advertisement with BGP 4 RFC 2796 Route Reflection RFC 4360 BGP Extended Communities Attribute RFC 4486 Subcodes for BGP Cease Notification message RFC 1195 Use of Open Systems Interconnection OSI IS IS for Routing in TCP IP and Dual Environments TCP IP transport only RFC 2474 DiffServ Precedence including 8 queues port RFC 2598 DiffServ Expedited Forwarding EF RFC 2597 DiffServ Assured Forwarding AF
17. on of the control plane Junos OS control plane protocols such as 802 3ad OSPF Internet Group Management Protocol IGMP Physical Interface Module PIM BGP and others running on an EX8200 Virtual Chassis system behave in exactly the same way as when running on a standalone chassis Architecture and Key Components The EX8200 line of Ethernet switches feature a number of distinct architectural elements The Routing Engine on the SRE module runs Junos OS which processes all Layer 2 and Layer 3 protocols and manages individual chassis components while the Switch Fabric module provides the central crossbar matrix through which all data traffic passes The SRE and Switch Fabric modules work together to fulfill all Routing Engine and Switch Fabric functions The EX8200 line cards include ASIC based packet forwarding engines the EX PFE2 that process network traffic at wire rate as well as a line card processor that provides scalable local control and status processing The EX8208 chassis backplane distributes the data control and management plane signals over independent paths to the various system components and distributes power throughout the system The fan tray provides cooling to the line cards and control modules with redundant variable speed fans while the power supplies convert building power to the internal voltage required by the system All EX8208 components are hot swappable and all central functions are available in redund
18. pace is at a premium The EX8208 features a switch fabric that is capable of delivering 320 Gbps full duplex per slot enabling scalable wire rate performance on all ports for any packet size The passive backplane design supports a future capacity of up to 6 2 Tbps providing a built in migration path to next generation deployments The base configuration EX8208 Ethernet Switch includes a side mounted hot swappable fan tray with variable speed fans one Switch Fabric and Routing Engine SRE module and one dedicated Switch Fabric module Base EX8208 switches also ship with either two 2000 watt or two 3000 watt power supplies although six power supply bays allow users to provision the chassis to provide the power and redundancy required for any application Redundant EX8208 configurations include a second SRE module for hot standby resiliency while AC or DC power options provide complete redundancy reliability and availability All components are accessible from the front simplifying repairs and upgrades A front panel chassis level LCD panel displays Routing Engine status as well as chassis component alarm information for rapid problem identification and resolution to simplify overall operations The LCD also provides a flexible user friendly interface for performing device initialization and configuration rollbacks reporting system status and alarm notification or restoring the switch to its default settings Table 1 EX8208 Feat
19. r access switch High density Gigabit Ethernet and 10 Gigabit Ethernet ports on the EX8208 enable the consolidation of aggregation and core layers simplifying the data center architecture while reducing power space and cooling requirements and lowering total cost of ownership TCO The EX8208 switch has a similar impact on campus aggregation and core environments where high port densities and carrier class performance enable the switch to support more users with less equipment than traditional solutions For example EX4200 switches deployed in Virtual Chassis configurations provide network access for every floor or building throughout a campus with 10 Gigabit Ethernet uplinks the high density EX8208 can aggregate Virtual Chassis uplinks within a single platform to provide high performance line rate connectivity to core switches or WAN edge routers Uy Us Us Us Uy AA CA ga MA AA AA Bel Bel Bet Akb Aaw Virtual Chassis COMMON ma C aa nm ma Access eco mmni o o C m a eoo mam ee COCO Configurations C a C a oOo a C a EX4200 EX4200 EX4200 EX4200 EX4200 EX8208 EX8208 Figure 2 The EX8208 can aggregate Virtual Chassis configurations within a single platform to provide high performance line rate connectivity to upstream devices Virtual Chassis Technology EX8200 Virtual Chassis configurations are highly resilient with no The EX8208 supports Junip
20. r Networks Services and Support EN 55024 A1 A2 1998 Information Technology Equipment Immunity Characteristics EN 61000 3 2 2006 Power Line Harmonics EN 61000 3 3 A1 A2 A3 1995 Power Line Voltage Juniper Networks is the leader in performance enabling services and support which are designed to accelerate extend and optimize your high performance network Our services allow Fluctuations you to bring revenue generating capabilities online faster so EN 61000 4 2 A1 A2 1995 Electrostatic Discharge you can realize bigger productivity gains and faster rollouts of EN 61000 4 3 A1 A2 2002 Radiated Immunity new business models and ventures At the same time Juniper EN 61000 4 4 2004 Electrical Fast Transients Networks ensures operational excellence by optimizing your EN 61000 4 5 2006 Surge EN 61000 4 6 2007 Immunity to Conducted Disturbances EN 61000 4 11 2004 Voltage Dips and Sags Customer Specific Requirements GR 63 Core 2006 Network Equipment Building Systems NEBS Physical Protection GR 1089 Core 2006 EMC and Electrical Safety for Network Telecommunications Equipment SR 3580 1995 NEBS Criteria Levels Level 3 Environmental Reduction of Hazardous Substances ROHS 5 6 network to maintain required levels of performance reliability and availability For more details please visit www juniper net us en products services Telco Common Language Equipment Identifier CLEIl code Ordering Information
21. rds takes place over a dedicated internal Gigabit Ethernet out of band control interface EX8208 Switch Fabric The switch fabric for the EX8208 switch which serves as the central non blocking matrix through which all network data passes is distributed across three elements the dual redundant SRE modules and the dedicated Switch Fabric module Working together the SRE and Switch Fabric modules deliver the necessary switching capacity for the EX8208 switch when the second SRE module is present the additional switch fabric serves in hot standby mode providing full 2 1 switch fabric redundancy The Switch Fabric modules are hot swappable and field replaceable enabling failed units to be easily replaced without service interruption The two active load sharing switch fabrics on the SRE and Switch Fabric modules collectively deliver up to 320 Gbps full duplex of packet data bandwidth per line card slot providing sufficient capacity to support future 100 Gigabit Ethernet deployments The EX8208 switch backplane is designed to support a maximum fabric bandwidth of 6 2 Tbps Power The EX8208 chassis contains six power supply bays and supports three types of power supplies providing complete flexibility for both provisioning and redundancy Each AC power supply delivers 2000 watts of power at high line 12 A at 200 240 V or 1200 W at low line 15 A at 100 120 V to the chassis The EX8208 also supports a 3000 W power supply for h
22. s of Ethernet switches and Juniper Networks Junos operating system to reduce capital and operational expenses across the network infrastructure EX8208 Ethernet Switch The EX8208 switch includes an advanced set of hardware features enabled by Juniper designed EX PFE2 ASICs and the carrier class Juniper Networks operating system Junos OS delivering the capabilities needed to support the high performance networks of today and tomorrow The EX8208 switch features eight dedicated line card slots that can accommodate a variety of EX8200 Ethernet line cards Options include the following EX8200 48T a 48 port 10 100 1000BASE T RJ 45 unshielded twisted pair UTP line card EX8200 48F a 48 port 100BASE FX 1000BASE X SFP fiber line card EX8200 8XS an eight port IOGBASE X SFP fiber line card EX8200 40XS a 40 port IOGBASE X SFP IOOOBASE X SFP line card Fully configured a single EX8208 chassis can support up to 384 Gigabit Ethernet or 64 10 Gigabit Ethernet ports at wire speed or 320 10 Gigabit Ethernet ports in shared bandwidth applications delivering one of the industry s highest 10 Gigabit Ethernet port densities At 14 rack units RUs high three EX8208 Ethernet Switches can fit in a standard 42 RU rack enabling up to 1 152 Gigabit Ethernet or 960 10 Gigabit Ethernet ports in a single rack At just 21 inches deep the EX8208 is sufficiently compact to fit into typical wiring closets making it ideal for campus deployments where s
23. upport Local and remote analyzer mirroring Link Layer Discovery Protocol LLDP Advanced Insight Solutions AIS Roadmap yvyyvyuyuyY M Series esi M Series COCOA CCT COCO CCC OT mes m EX4200 EX4200 EX4200 C e e G E m m f ACCEA 2s C E s O E a me EX4200 EX4200 EX4200 Figure 1 The EX8208 Ethernet Switch offers a high density scalable solution for aggregating 10 Gigabit Ethernet uplinks from access layer devices in the data center Deployment Scenarios The EX8208 switch is optimized for both data center and campus aggregation and core deployments In the data center the EX8208 switch delivers a high performance high density platform that reduces cost and complexity while improving overall scalability and providing carrier class reliability Populated with eight port EX8200 8XS 10 Gigabit Ethernet line cards the EX8208 can accommodate large numbers of high speed line rate uplinks at any packet size from access layer devices such as EX4200 switches deployed in Virtual Chassis top of rack configurations offering a scalable solution for supporting more servers with fewer switches Using the 40 port EX8200 40XS 10 Gigabit Ethernet line card the EX8208 can support a similar number of servers using traditional standalone top of rack or blade server switches With its high Gigabit Ethernet and 10 Gigabit Ethernet port densities the EX8208 can also serve as an end of row serve
24. ure that prevents isolated failures from bringing an entire system down These attributes are fundamental to the core value of the software enabling all Junos OS based products to be updated simultaneously with the same software release All features are fully regression tested making each new release a true superset of the previous version customers can deploy the software with complete confidence that all existing capabilities will be maintained and operate in the same way Simplified Management and Operations A range of system management options are available for the EX8208 switches o EA exw The standard Junos OS CLI provides the same granular management capabilities and scripting parameters found in all Junos OS based products The EX8208 switches also include the integrated J Web management tool an embedded device manager that allows users to configure monitor troubleshoot and perform device level maintenance on individual switches via a browser based graphical interface In addition integrated JUNOScript Automation tools provide early detection and automatic resolution of potential problems related to the operating system The Juniper Networks Network and Security Manager NSM software provides system level management across all Juniper Networks EX Series Ethernet Switches as well as other Juniper Networks products deployed throughout the network all from a single console Performance data from EX8208 switches can
25. ures at a Glance FEATURES DESCRIPTION Chassis 14 RU 21 in 53 cm deep 17 25 in 43 8 cm wide 8 dedicated I O slots 6 2 Tops backplane capacity Dedicated data control and management planes LCD panel for system monitoring Power Energy efficiency Up to 195 000 packets per second per watt 6 load sharing power supplies 10 000 W maximum power capacity 220 V AC 110 V AC and 48 V DC options for N 1 or N N redundancy Cooling Redundant variable speed fans and controllers Side to side airflow Fabric 320 Gbps full duplex per slot fabric capacity 2 redundancy with dual SREs and SF card Full line rate forwarding with two fabrics in system Routing engine 1 redundancy Master and backup SREs 2 gigabytes DRAM 2 gigabytes Flash memory Console auxiliary serial and Ethernet management ports USB storage interface Operating Junos OS system FEATURES DESCRIPTION High Hardware designed for continuous operation availability Secure modular architecture isolates faults Separate control and forwarding planes enhance scalability and resiliency Transparent failover and network recovery Graceful Route Engine Switchover GRES Nonstop Routing NSR Non Stop Software Upgrade NSSU Jumbo frames 9216 Bytes 4 096 VLANs VLAN Registration Protocol GVRP 802 3ad Link Aggregation Control Protocol LACP 802 1D Spanning Tree Protocol STP 8
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