Juniper EX9253

Juniper EX9253

EX9253 Ethernet Switch is a two-slot modular 3 U chassis that supports any combination of the following line cards: – EX9253-6Q12C, a 12-port QSFP28 40GbE/100GbE and 6-port QSFP+ 40GbE line card – EX9253-6Q12C-M, a 12-port QSFP28 40GbE/100GbE and 6-port QSFP+ 40GbE line card with Media Access Control Security (MACsec) support

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Thiết bị mạng Switch Juniper EX9253

PowerSeparate dedicated data, control, and management planes
CoolingHolds up to six power supplies:
• -40 to -72 V DC (3+1 redundancy)
• 100-120 V AC (3+1 redundancy)
• 200-240 V AC (3+1 redundancy)
• Maximum power draw: 2692 W (DC), 2692 W (AC)
Weight (fully loaded)Internally redundant fan tray with front-to-back airflow
Maximum throughput120 lb (54.43 kg)
Routing Engine (RE)Up to 4.8 Tbps
Operating systemMaster and backup REs (1+1 redundancy)
1.6 GHz, 8-core Intel Xeon processor
Up to 64 gigabytes DRAM
Dual front pluggable solid-state drive (SSD) (up to
100 GB each)
Console, auxiliary serial, and Ethernet management
USB storage interface
High availabilityJuniper Networks Junos operating system
Layer 2 featuresHardware designed for continuous operation:
• Secure, modular architecture that isolates faults
• Separate control and forwarding planes that
enhance scalability and resiliency
• Transparent failover and network recovery
• Graceful Routing Engine switchover (GRES)
• Nonstop active routing (NSR)
• Nonstop bridging (NSB)
Layer 3 featuresUp 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
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)
Hardware tunneling1 million IPv4 routing information base (RIB)
1 million IPv6 RIB
Static routing
RIP v1/v2
OSPF v1/v2
Filter-based forwarding
Virtual Router Redundancy Protocol (VRRP)
Bidirectional Forwarding Detection (BFD)
Virtual routers
BGP (Advanced Feature license)
IS-IS (Advanced Feature license)
MulticastGRE tunnels
MPLS capabilities (Advanced Feature License)
Ethernet VPNs
Firewall fltersUp 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)
Quality of service (QoS)Ingress and egress L2-L4 access control lists (ACLs):
Port ACLs
Router ACLs
Control plane denial-of-service (DoS) protection
Virtualization16,000 policers per chassis
8 egress queues per port
Weighted random early detection (WRED) scheduling
Weighted round-robin (WRR) queuing
Strict priority queuing
ManagementIntegration with Juniper Contrail Platform
Integration with VMware NSX vSphere
Network virtualization protocols such as VXLAN
VXLAN L2 and L3 gateway
ManagementJunos OS CLI
Junos XML management protocol
SNMP v1/v2/v3
Extensive MIB support
Firewall-based port mirroring
Link Layer Discovery Protocol (LLDP)
Advanced Insight Solutions (AIS)