Juniper EX4500-PWR1-AC-FB データシート

6

Hardware

Interface Options 

•  40 GbE/10GbE small form-factor pluggable transceiver (SFP/

SFP+) fiber connectors

•  Eight 10GbE SFP+ uplink ports (via two optional four-port uplink 

modules)

•  1 x 10/100/1000 Ethernet RJ-45 ports for management
•  Console port for management
•  128 Gbps Virtual Chassis module with 2 x 64 Gbps ports

Supported Optics

•  10GbE SFP+ LC connector type: short reach (SR) (multimode), 

long reach (LR) (single mode), ultra short reach (USR) 
(multimode), extended reach (ER) (single mode)

•  10GbE SFP+ copper: Direct-attached copper (1/3/5/7 m)
•  1 GbE SFP LC connector type: LX (single mode), SX (multi mode), 

1000BASE-T (only 1,000 M supported)

Dimensions 

•  height: 3.5 in (8.9 cm); 2U
•  Width: 17.25 in (43.8 cm)
•  Depth: 21.1 in (53.6 cm)
•  Weight: 37 lb (17 kg) with one AC and DC power supply

Rack Installation Kit 

•  Versatile two- and four-post mounting options for 19-in server rack 

or datacom rack 

LEDs 

•  System LEDs that indicate status

Airflow

•  Front-to-back or back-to-front cooling 
•  Redundant variable-speed fans reduce power draw

CPU

•  1.5 Ghz PowerPC

Memory

•  DRAM: 1 GB
•  Flash: 2 GB

Power 

•  Dual hot-swappable load sharing AC and DC power supplies

Software

Security 

•  RADIUS 
•  TACACS+ 
•  Access control lists (ACLs): Allow and deny 
•  SSh v1, v2 
•  Secure interface login and password 
•  Local proxy Address Resolution Protocol (ARP)
•  Static ARP support

Layer 2 Switching

•  Maximum number of MAC addresses in hardware: 32,000
•  Jumbo frames: 9,216 bytes
•  Number of VLANs: 4,096
•  Port-based VLAN 
•  4,096 VLAN IDs supported
•  Routed VLAN interface (RVI)

Link Aggregation

•  802.3ad support

 

- Number of Link Aggregation Groups (LAGs) supported: 64

 

- Maximum number of ports per LAG: 8

•  LAG load-sharing algorithm—bridged or routed (unicast or 

multicast) traffic:

 

- IP: S/D IP

 

- TCP/UDP: S/D IP, S/D Port

 

- Non-IP: S/D MAC

 

- Tagged ports support in LAG

Spanning Tree

•  RSTP and VSTP running concurrently
•  Spanning Tree Protocol (802.1D)
•  Multiple Spanning Tree Protocol (MSTP) (802.1s)
•  Rapid Spanning Tree Protocol (RSTP) (802.1w)
•  VSTP - VLAN Spanning Tree
•  BPDU protect
•  Loop protect
•  Root protect

Quality of Service (QoS)

•  EZQoS
•  CoS on L3 VLAN
•  Per interface rewrite
•  Per interface classification
•  Policer mark down action
•  Remarking of bridged packets
•  Layer 2 QoS
•  Layer 3 QoS 
•  Rate Limiting:
•  Ingress policing: 1 rate 2 color
•  Egress shaping: per-queue, per-port
•  Eight hardware queues per port
•  Scheduling methods (egress): Strict priority (SP), shaped deficit 

weighted round-robin (SDWRR)

•  802.1p remarking
•  Layer 2-4 classification criteria: Interface, MAC address, Ethertype, 

802.1p, VLAN, IP address, DSCP/IP precedence, TCP/UDP port 
numbers, etc.

•  Congestion avoidance capabilities: Weighted tail drop eight 

queues

Layer 3 Features: IPv4

•  VRF-lite (ISIS, RIP, OSPF, BGP, BGP, ISIS)
•  IP directed broadcast traffic forwarding
•  Routing protocols: RIPv1/v2, OSPF, BGP, ISIS
•  Max number of IPv4 unicast routes in hardware: 10,000
•  Max number of IPv4 multicast routes in hardware: 4,000
•  Static routing
•  Routing policy
•  Virtual Router Redundancy Protocol (VRRP)
•  Bidirectional Forwarding Detection (BFD) protocol

Layer 3 Features: IPv6

•  Max number of Neighbor Discovery (ND) entries: 1,000 
•  Max number of IPv6 unicast routes in hardware: 1,000
•  Max number of IPv6 multicast routes in hardware: 1,000
•  Routing protocols: RIPng, OSPFv3, IPv6, BGP, MLDv2
•  Static routing