Комутатор Juniper EX9251-8X4C-DC

Form factor

EX9251: 1 U, fixed
EX9253: 3 U, 2-slot modular chassis

Dimensions (W x H x D)

EX9251: 17.4 x 1.75 x 18 in (44.2 x 4.4 x 45.7 cm)
EX9253: 17.4 x 5.25 x 30 in (44.2 x 13.3 x 76.2 cm)

Backplane speed

EX9251: 800 Gbps
EX9253: 4.8 Tbps system capacity

Data rate

EX9251: 400 Gbps
EX9253: 2.4 Tbps

Throughput

EX9251: 800 Gbps
EX9253: 4.8 Tbps

10/100/1000Base-T port densities

N/A

10GBASE-X port densities

EX9251: 24 max
EX9253: 144 max

40GBASE

EX9251: 4
EX9253: 36

100GBASE

EX9251: 4
EX9253: 24

Resiliency

EX9251: Dual power supply, up to 5 fans
EX9253: 6 power supplies, 4 fans, redundant Routing Engines; graceful Routing Engine switchover (GRES)

Operating system

Junos OS

Traffic Monitoring

sFlow

QoS queues / port

8

MAC addresses

1,000,000

Jumbo frames

9192 bytes

IPv4 routes

256,000

IPv6 routes

256,000

Number of VLANs

32,000

ARP entries

512,000