Holds up to four power supplies:

• -40 to -72 V DC (1+1 redundancy)
• 100-120 V AC (2+2 redundancy)
• 200-240 V AC (1+1 redundancy)

Maximum power draw: 2,199 W (DC), 2,421 W (AC)

Holds up to four power supplies:

• -40 to -72 V DC (2+2 redundancy)
• 100-120 V AC (3+1 redundancy)
• 200-240 V AC (2+2 redundancy)

Maximum power draw: 4,388 W (DC), 4,831 W (AC)

Holds up to four power supplies (two power supplies per power zone; two power zones per system)

• -40 to -72 V DC (1+1 redundancy per power zone)
• 200-240 V AC (1+1 redundancy per power zone)

Maximum power draw: 9,534 W (DC), 9,318 W (AC)

• Internally redundant fan tray
• Side-to-side airflow

• Internally redundant fan tray
• Side-to-side airflow

• Front-to-back airflow
• Hot-swappable fan tray with 1+1 redundancy

• Up to 3 Tbps backplane capacity
• Up to 1.5 Tbps (full duplex) per slot fabric capacity
• 1+1 fabric redundancy

• Up to 7.5 Tbps backplane capacity
• Up to 1.5 Tbps (full duplex) per slot fabric capacity
• 1+1 fabric redundancy

• Up to 12 Tbps backplane capacity
• Up to 1.5 Tbps (full duplex) per slot fabric capacity
• 2+1 fabric redundancy

• Master and backup Routing Engines (1+1 redundancy)
• Up to 64 gigabytes DRAM
• Dual front pluggable solid-state drive (SSD) (Up to 64 GB each)
• Console, auxiliary serial, and Ethernet management ports
• USB storage interface

Hardware 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)
• Unified in-service software upgrade (unified ISSU)*

• Up to 1 million media access control (MAC) addresses
• Up to 512,000 Address Resolution Protocol (ARP) entries with ML license (256,000 entries without ML license)
• Up to 512,000 Forwarding Information Block (FIB) entries with ML license (256,000 entries without ML license)
• Jumbo frames (9,192 bytes maximum)
• 32,000 VLANs
• VLAN Registration Protocol
• 3ad – Link Aggregation Control Protocol (LACP)
• 1D – Spanning Tree Protocol (STP)
• 1w – Rapid Spanning Tree Protocol (RSTP)
• 1s – Multiple Spanning Tree Protocol (MSTP)
• VLAN Spanning Tree Protocol (VSTP)