Juniper Part Number : EX9251-8X4C

Bảo hành : 12 tháng

Made In : China

Stock : Liên hệ

Features at a Glance

Architecture Single data, control, and management plane

Power

• -40 to -72 V DC (1+1 redundancy)

• Autosensing 120/240 V AC (1+1 redundancy)

• Maximum power draw: 312 W (DC), 300 W (AC)

Cooling Internally redundant fan tray with front-to-back airflow

Routing Engine (RE)

•Integrated single RE

•1.6 GHz, 8 core Intel Xeon processor

•Up to 32 gigabytes DRAM

•Solid-state drive (SSD) (up to 100 GB)

•Console, auxiliary serial, and Ethernet management ports

•USB storage interface

Operating system Operating system

High availability

• Secure, modular architecture that isolates faults

• Separate control and forwarding planes that enhance scalability and resiliency

Layer 2 features

•Up to 1 million MAC addresses

•Up to 512,000 Address Resolution Protocol (ARP) entries with mid-scale (ML) license (256,000 entries without ML license)

•Up to 512,000 forwarding information base (FIB) entries with ML license (256,000 entries without ML license)

•Jumbo frames (9192 bytes maximum)

•32,000 VLANs

•VLAN Registration Protocol

•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)

•Layer 2 Protocol Tunneling (L2PT)

Layer 3 features

•1 million IPv4 routing information base (RIB)

•1 million IPv6 RIB

•Static routing

•RIP v1/v2

•OSPF v1/v2

•OSPF v3

•Filter-based forwarding

•Virtual Router Redundancy Protocol (VRRP) IPv6 Bidirectional Forwarding Detection (BFD)

•Virtual routers

•BGP (Advanced Feature license)

•IS-IS (Advanced Feature license)

Hardware tunneling

•GRE tunnels

•MPLS capabilities (Advanced Feature License)

•VPLS

•BGP/MPLS VPNs

•Ethernet VPNs

Multicast

•Up to 256,000 IPv4 multicast routes

•Up to 256,000 IPv6 multicast routes

•Internet Group Management Protocol (IGMP) v1/v2/v3

•IGMP snooping

•Multicast Listener Discovery (MLD) v1/v2

•MLD snooping

•Protocol Independent Multicast PIM-SM, PIM-SSM, PIM-DM

•Multicast Source Discovery Protocol (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)

•16,000 policers per chassis

•8 egress queues per port

•Weighted random early detection (WRED) scheduling

•Weighted round-robin (WRR) queuing

•Strict priority queuing

Virtualization

•Integration with Juniper Contrail Platform •Integration with VMware NSX vSphere

•Network virtualization protocols such as

•VXLAN VXLAN L2 and L3 gateway

•EVPN and VPLS for DCI

Management

•Junos OS CLI

•Junos XML management protocol

•SNMP v1/v2/v3

•RADIUS

•TACACS+

•Extensive MIB support

•Firewall-based port mirroring

•Link Layer Discovery Protocol (LLDP)

•Advanced Insight Solutions (AIS)

Maximum Power Consumption

100-120 V AC Input 300 W

200-240 V AC Input 300 W

-40 to -72 V DC Input 312 W

System Capacity

Maximum throughput bandwidth/slot

•800 Gbps

•400 Gbps full duplex

Maximum 10GbE port density (wire speed) 24

Maximum 40GbE port density (wire speed) 4

Maximum 100GbE port density (wire speed) 4

Chassis Specifications

Dimensions (W x H x D) 17.6 x 1.75 x 18.7 in. (44.7 x 4.45 x 47.5 cm)

Rack units 1U

Weight (fully loaded) 23.15 lb (10.5 kg)

Total number of slots N/A

Slots available for line cards N/A

Feature Specifications 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 802.1Q: Virtual Bridged Local Area Networks • IEEE 802.1s: Multiple Spanning Tree Protocol (MSTP)

• IEEE 802.1w: Rapid Spanning Tree Protocol (RSTP)

• IEEE 802.3: 10BASE-T

• IEEE 802.3u: 100BASE-T

• IEEE 802.3ab: 1000BASE-T

• IEEE 802.3z: 1000BASE-X

• IEEE 802.3ae: 10-Gigabit Ethernet

• IEEE 802.3ba: 40-Gigabit/100-Gigabit Ethernet

• IEEE 802.3ah: Operation, Administration, and Maintenance (OAM)

• IEEE 802.3ad: Link Aggregation Control Protocol (LACP)

• IEEE 802.1ae: Media Access Control Security