Arista Networks DCS-7280SR3-48YC8-R

DCS-7280SR3-48YC8-R Overview

The Arista Networks DCS-7280SR3-48YC8-R is a high-performance networking switch designed for various use cases, including cloud environments, content delivery, IP storage, leaf and spine networks, and data center interconnects. Let’s dive into the details:

System Scale and Performance:

• • Ports: Up to 48 x 25G and 8 x 100G.
  • Total Throughput: Up to 9.6 terabits per second.
  • Packet Processing: Up to 4 billion packets per second.
  • Routing Protocols: Supports OSPF and QSFP-DD for 10-400G.
  • Cloud Grade Routing: Enables secure internet peering and carrier edge VPN services.
  • Next-Gen EVPN Services: Designed for 5G, MEC, CIN, and metro networks.
  • Carrier Core Transport: Includes LDP, RSVP-TE, SR-TE, and HA features.
  • Next-Gen Timing: Provides PTP and SyncE capabilities.
  • Open Programmable APIs: Allows provisioning, telemetry, and path selection/topology discovery.
  • Data Center Optimized Design: Features ultra-deep packet buffers, virtual output queues, and efficient power supplies.
  • Virtualization and Provisioning: Supports CloudVision, EVPN, LANZ (microburst detection), and Zero Touch Provisioning.
  • Resilient Control Plane: Equipped with a high-performance x86 CPU, ample DRAM, and SSD storage.
  • Arista Extensible Operating System: Offers a modular network OS with full access to Linux shell and tools.

Deployment Flexibility:

• • The 7280SR3-48YC8-R can be deployed in various scenarios, including large-scale layer 2 and layer 3 cloud designs, overlay networks, and traditional enterprise data centers.
  • It features deep packet buffers and large routing tables for internet peering, interconnect, and inter-DC networking.
  • The switch provides a range of interfaces and density options.

Hardware Specifications:

• • Ports: 48 x 25G SFP and 8 x 100G QSFP.
  • MAC Addresses: Up to 384K.
  • IPv4 Unicast Routes: Over 2 million.
  • IPv4 Routes (with 7280R3K): Over 5 million.
  • ACLs: Algorithmic ACLs supporting 100K+ rules.
  • Control Plane: Resilient with a high-performance CPU, DRAM, and SSD.