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XRE200 External Routing Engine Specifications
Hardware
Interface Options
• 4 10/100/100BASE-T RJ-45 copper Virtual Chassis ports
(base model)
• 4 1000BASE-X GbE SFP fiber Virtual Chassis ports (optional)
• 10/100/100BASE-T RJ-45 copper port for XRE-to-XRE or XRE-
to-Virtual Chassis connections
• Console port for management
Dimensions (W x H x D)
• 17.25 x 3.5 (2U) x 17.72 in (43.8 x 8.9 x 45 cm)
Rack Installation Kit
• Versatile two-post and four-post mounting options for 19-in.
server rack or datacom rack
LEDs
• System LEDs that indicate power, HDD activity, and hardware
alert status
• HD activity and fail LED on drive tray
Power
• 100 to 240 V, 50-60 Hz 250 W hot-swappable dual redundant
AC power supplies
• -38 to -72 V 560 W hot-swappable dual redundant DC power
supplies
Software
Security
• RADIUS
• TACACS+
• Access control lists: Allow and deny
• SSH v1, v2
• Secure interface login and password
• Local proxy Address Resolution Protocol (ARP)
• Static ARP support
Layer 2 Features
• Jumbo frames (9216 bytes)
• 4096 VLANs
• 802.3ad—Link Aggregation Control Protocol (LACP)
• 802.1D—Spanning Tree Protocol (STP)
• 802.1w—Rapid Spanning Tree Protocol (RSTP)
• 802.1s—Multiple Spanning Tree Protocol (MSTP)
• VLAN Spanning Tree Protocol (VSTP)
• Redundant Trunk Group (RTG)
Roadmap
2
XRE200
L3 Features
• Static routing
• RIP v1/v2
• OSPF v1/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
Link Aggregation
• 802.3ad support
- Number of link aggregation groups (LAGs) supported: 255
- Maximum number of ports per LAG: 12
• LAG load-sharing algorithm—bridged or routed (unicast or
2
multicast) traffic:
- IP: S/D IP
- TCP/UDP: S/D IP, S/D Port
- Non-IP: S/D MAC
- Tagged ports support in LAG
Quality of Service (QoS)
• Layer 2 QoS
• Layer 3 QoS
• Ingress policing: 1 rate 2 color
• Eight hardware queues per port
• Scheduling methods (egress): Strict priority (SP), shaped
deficit weighted round-robin (SDWRR)
• 802.1p, DiffServ code point (DSCP)/IP precedence trust and
marking
• Layers 2-4 classification criteria: Interface, MAC address,
Ethertype, 802.1p, VLAN, IP address, DSCP/IP precedence,
TCP/UDP port numbers, etc.
• Congestion avoidance capabilities: Tail drop eight queues
Multicast
• Internet Group Management Protocol (IGMP): v1, v2, v3
• IGMP snooping
• PIM-SM, PIM-DM, PIM-SSM
• Multicast Source Discovery Protocol (MSDP)
Troubleshooting
• Debugging: CLI via console, Telnet, or SSH
• Diagnostics: Show and debug command, statistics
• Traffic monitoring/mirroring (port, VLAN)
• IP tools: Extended ping and trace
• Junos OS commit and rollback
Traffic Mirroring
• Port-based
• VLAN-based
• ACL-based mirroring
• Mirroring destination ports per system: 1
• LAG port monitoring
• Multiple destination ports monitored to 1 mirror (N:1)
• Maximum number of mirroring sessions: 1
• Mirroring to remote destination (over L2): 1 destination VLAN
2
3
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