DCS-7280SR2-48YC6 - Arista Networks

The Arista DCS-7280SR2-48YC6 is a high-performance 1U rack-mountable Layer 3 switch designed for modern data centre environments. It offers a balance of scalability, low latency, and advanced features suitable for enterprise and cloud-scale deployments.​

Key Specifications

• Ports: 48 x 25G SFP28 + 6 x 100G QSFP28

• Airflow Options: Available in front-to-back (F) and back-to-front (R) airflow configurations

• Throughput: 3.6 Tbps

• Switching Capacity: 1.6 Bpps

• Latency: 3.8 µs

• CPU: Quad-core x86 processor

• Memory: 8 GB RAM (expandable to 32 GB)

• Storage: 4 GB Flash, optional SSD for logging and data capture

• Power Supply: Dual AC, hot-swappable, 1+1 redundancy

• Power Consumption: Typical 425W, maximum 647W

• Weight: 10.4 kg

• Dimensions: 48.3 cm (W) x 52.3 cm (D) x 4.4 cm (H)

Features & Capabilities

• Layer 3 Routing: Supports OSPF, IS-IS, BGP, VRRP, PIM, and static IP routing

• Virtualization: Up to 4096 VLANs, VRF, and Multi-Chassis Link Aggregation (MLAG)

• Quality of Service (QoS): Weighted Round Robin (WRR), Strict Priority Queuing (SPQ), and Class of Service (CoS)

• Security: MACsec, ACLs, DHCP snooping, and RADIUS/TACACS+ authentication

• Management: Zero Touch Provisioning (ZTP), CloudVision, SNMP v1/v2/v3, SSH-2, CLI, and REST APIs

• Monitoring: sFlow, Syslog, RMON, and Precision Time Protocol (PTP) support