| Physical Specifications |
| Uplink |
Fixed 4-port uplinks which can be individually configured as GbE (SFP) or 10GbE (SFP+) ports |
| Dimensions (W x H x D) |
17.4 x 1.7 x 12 in (43.7 x 4.4 x 31 cm) |
| Weight |
11.6 lb (5.3 kg) |
| Environmental Ranges |
+ Operating temperature: 32° to 113° F (0° to 45° C)
+ Storage temperature: -40° to 158° F (-40° to 70° C)
+ Operating altitude: Up to 10,000 ft (3,049 m)
+ Non-operating altitude: Up to 16,000 ft (4,877 m)
+ Relative humidity operating: 10% to 85% (noncondensing)
+ Relative humidity non-operating: 0% to 95% (noncondensing) |
| Hardware Specifications |
| DRAM |
1 GB with ECC |
| Flash |
1 GB |
| CPU |
1 GHz |
| GbE port density per system |
28 (24 host ports + four 10 GbE/GbE uplink ports) |
| Virtual Chassis Capabilities |
+ Maximum number of members: 10
+ Number of Virtual Chassis ports: 4
+ Maximum Virtual Chassis interconnect capacity: 80 Gbps |
| Packet Switching Capacities |
128 Gbps |
| Layer 2 Throughput (Mpps) |
95 Mpps |
| Layer 2 Switching |
+ Maximum MAC addresses per system: 16,000
+ Jumbo frames: 9,216 Bytes
+ Number of VLANs: 4,096
+ Range of possible VLAN IDs: 1-4,095
+ Port-based VLAN
+ MAC-based VLAN
+ Voice VLAN
+ Compatible with Per-VLAN Spanning Tree Plus (PVST+)
+ RVI (Routed VLAN Interface)
+ IEEE 802.1AB: Link Layer Discovery Protocol (LLDP)
+ LLDP-MED with VoIP integration
+ IEEE 802.1D: Spanning Tree Protocol
+ IEEE 802.1p: CoS prioritization
+ IEEE 802.1Q: VLAN tagging
+ IEEE 802.1Q-in-Q: VLAN stacking
+ IEEE 802.1s: Multiple Spanning Tree Protocol (MSTP)
+ IEEE 802.1ak Multiple VLAN Registration Protocol (MVRP)
+ Persistent MAC (sticky MAC)
+ Number of MST instances supported: 64
+ Number of VSTP instances supported: 253
+ IEEE 802.1w: Rapid Spanning Tree Protocol (RSTP)
+ RSTP and VSTP running concurrently
+ IEEE 802.1X: Port access control
+ IEEE 802.3: 10BASE-T
+ IEEE 802.3u: 100BASE-T
+ IEEE 802.3ab: 1000BASE-T
+ IEEE 802.3z: 1000BASE-X
+ IEEE 802.3af: PoE
+ IEEE 802.3at: PoE+
+ IEEE 802.3x: Pause frames/flow control
+ IEEE 802.3ad: Link Aggregation Control Protocol (LACP)
+ Layer 3 VLAN-tagged sub-interface
+ NetBios snooping
+ Multicast VLAN Registration (MVR)
+ Metro - PVLAN support
- IEEE 802.1ag connectivity fault management
- ITU-T G.8032 Ethernet Ring Protection Switching
- IEEE 802.1ad Q-in-Q tunneling
- Multicast VLAN routing
- Layer 2 Tunneling Protocol (L2TP)
- Adding/removing single tag
+ Filter-based SVLAN tagging
+ Flexible CoS (outer .1P marking) |
| Layer 3 Features: IPv4 |
+ Maximum number of Address Resolution Protocol (ARP) entries: 4,000
+ Maximum number of IPv4 unicast routes in hardware: 8,000
+ Layer 3 redundancy: VRRP
+ Routing protocols:
- RIP v1/v2
- Static routing
- OSPF v2
- BGP v4
+ IP directed broadcast – traffic forwarding
+ Virtual router (VRF-Lite) supporting RIP, OSPF, BGP
+ Routing policy
+ Filter-based Forwarding (FBF)
+ Unicast Reverse Path Forwarding (uRPF)
+ Multiprotocol BGP (MBGP) |
| Layer 3 Features: IPv6 Management Functionality |
+ Neighbor discovery, system logging, Telnet, SSH, Junos Web, SNMP, Network Time Protocol (NTP), Domain Name System (DNS)
+ Static routing
+ IPv6 ACL (PACL, VACL, RACL)
+ IPv6 CoS (BA, MF classification and rewrite, scheduling based on TC)
+ MLDv1/v2 snooping
+ IPv6 ping, traceroute
+ IPv6 stateless auto-configuration
+ IPv6 Layer 3 forwarding in hardware |
| Layer 3 Features: IPv6 Routing |
+ RIPng
+ OSPF v3
+ BGP v6
+ IPv6 Layer 3 redundancy: VRRP v6
+ Virtual Router support for IPv6 unicast
+ PIM for IPv6 multicast
+ MBGP |
Switch
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