DCS-7280SR2A-48YC6 - Arista Networks

The Arista DCS-7280SR2A-48YC6 is a high-performance Layer 3 switch designed for data centre and enterprise network environments. This model has been discontinued, with the end of sale announced on December 30, 2022.

Key Specifications

• Ports:

  • 48 x 25GbE SFP28 ports

  • 6 x 100GbE QSFP28 ports​

• Switching Capacity: Up to 3.6 Tbps​

• Forwarding Rate: 1.44 billion packets per second (Bpps)​

• Latency: Approximately 3.8 microseconds​

• Buffer Memory: 22 MB​

• Form Factor: 1U rack-mountable​

• Airflow:

  • Front-to-rear (model F)

  • Rear-to-front (model R)

• Cooling: Hot-swappable fan modules​

• Power Supply: Dual AC power supplies (hot-swappable)​

• Operating Temperature: 0°C to 40°C​

• Operating Humidity: 5% to 95% non-condensing​

Software & Features

• Arista EOS: The switch runs on Arista's Extensible Operating System (EOS), a Linux-based modular OS known for its state-sharing architecture, in-service software upgrades, and self-healing capabilities.​

• AlgoMatch: This feature enables efficient and scalable packet matching for advanced forwarding and automation capabilities.​

• Management Protocols: Supports SNMP, SSH, CLI, RADIUS, TACACS+, and Zero Touch Provisioning (ZTP).​

• Routing Protocols: Includes support for OSPF, IS-IS, BGP, VRRP, PIM-SM, and static IP routing.​