Arista Dcs-7280Cr2K-30-F 30X 100GB Qsfp28 Front-To-Back Airflow Switch - Refurb

The Arista DCS-7280CR2K-30-F is a powerful 100GbE switch designed for high-performance environments, including enterprise cores, service providers, and hyperscale data centers. Featuring 30x QSFP28 ports supporting multiple speeds (100G/50G/40G/25G/10G), this unit delivers 6Tbps of switching capacity and a blazing 2.51 billion packets per second (Bpps) forwarding rate. With support for AlgoMatch-2, VXLAN routing, PTP, advanced monitoring, and virtualization tools, the switch is built for next-gen workloads requiring ultra-low latency, scalability, and precision control.

Configured with front-to-back airflow, five high-efficiency fan modules, and dual 1600W redundant power supplies, the 7280CR2K-30-F is optimized for dense rack deployments and enterprise cooling requirements. Built on Arista’s award-winning EOS, this switch offers a feature-rich, programmable environment ideal for advanced automation and analytics.

Key Features & Benefits:
✔ 30x QSFP28 Ports – Run 100/50/40/25/10GbE connectivity depending on your data center needs.
✔ Massive Switching Power – 6Tbps capacity and 2.51Bpps forwarding rate for high-throughput networks.
✔ Front-to-Back Airflow – Optimized thermal architecture for dense deployments.
✔ Advanced Layer 2 & 3 Features – Full support for OSPF, BGP, VRFs, MLAG, and more.
✔ VXLAN Support – Built-in L2/L3 overlay support for modern network virtualization.
✔ High-Precision Time Sync – Includes IEEE 1588 PTP for timing-sensitive environments.
✔ 12GB Packet Buffer – Eliminates microbursts and optimizes flow handling.
✔ Built on Arista EOS – Extensible OS with ZTP, advanced CLI, streaming telemetry, and automation tools.

Ideal Uses:
✔ Enterprise and Carrier Core Networks – Scalable throughput with extensive protocol support.
✔ Hyperscale Data Centers – Low-latency switching for modern cloud and storage applications.
✔ VXLAN Routing & Virtualized Environments – Seamless integration with overlay networks.
✔ High-Frequency & Financial Applications – Low jitter, low latency architecture with PTP synchronization.

Specifications

Condition:
✔ Refurbished device with minor scratches and scuffs. Device has undergone extensive testing and is fully functional.

Manufacturer & Model:
✔ Arista DCS-7280CR2K-30-F

Form Factor:
✔ 1U Rackmount – High-Capacity 100GbE Data Center Switch

Port Configuration:
✔ Network Ports: 30x QSFP28 (Support 100G/50G/40G/25G/10G)
✔ Management Ports: 1x RJ45 Gigabit, 1x RS-232 Serial, 2x USB
✔ SFP/QSFP Modules: Not Included

Performance Specifications:
✔ Switching Capacity: 6 Terabits per second (Tbps)
✔ Forwarding Rate: 2.51 Billion Packets per Second (Bpps)
✔ Latency: From 3.8 microseconds
✔ MAC Address Table Size: 768,000
✔ IPv4 LPM Routes: Up to 1.3 Million
✔ IPv6 LPM Routes: Up to 1 Million
✔ IPv4 Host Routes: Up to 768K
✔ Multicast Routes: Up to 768K
✔ VLAN Support: 4096 VLANs
✔ Packet Buffer: 12GB Shared Buffer

System Hardware:
✔ CPU: High Performance x86 CPU
✔ System Memory: Up to 32GB DRAM
✔ Flash Memory: 4GB
✔ Operating System: Arista EOS (Group 3) | Min Version: 4.20.3 | AlgoMatch-2

Cooling & Power:
✔ Airflow Direction: Front-to-Back (Red Handles)
✔ Fan Modules: 5x FAN-7001D-F (Included)
✔ Power Supplies: 2x PWR-1600AC-F 1600W (Included)
✔ DC Option (Not Included): PWR-1611-DC-RED

Layer 2 Features:
✔ Rapid Spanning Tree (802.1w), MSTP (802.1s), RPVST+
✔ Q-in-Q, MLAG, Link Aggregation (LACP), VLAN Trunking
✔ Jumbo Frames (9216 Bytes), Storm Control, IGMP Snooping
✔ SMPTE-2059-2, AVB

Layer 3 & Routing Features:
✔ Static Routing, BGP, OSPFv2/v3, IS-IS, RIP v2
✔ 128-Way ECMP, VRFs, PBR, BFD, VRRP, VARP

Multicast Support:
✔ PIM-SM / PIM-SSM / PIM-BiDir
✔ MSDP, IGMP v2/v3, Anycast RP

Advanced Monitoring:
✔ LANZ, Congestion Notification, SPAN/TAP
✔ sFlow, Zero Touch Provisioning (ZTP), Integrated TCPDump
✔ Logging via USB, Enhanced Mirroring, CLI Scheduler
✔ IEEE 1588 Precision Time Protocol (PTP)

Virtualization & Security:
✔ VXLAN Bridging & Routing, VM Tracer, MAC ACLs
✔ TACACS+, RADIUS, DHCP Snooping, ACL Logging
✔ Control Plane Protection, Secure Boot, MAC Security

Quality of Service (QoS):
✔ 8 Queues per Port, 802.1p and DSCP QoS
✔ ECN Marking, DCBX, WRR, PFC, ETS

Network Management:
✔ SNMP v1/v2/v3, Telnet, SSHv2, Syslog
✔ USB/Serial Console, AAA, Arista CloudVision
✔ Configuration Rollback, Event Manager, Linux Tools

Environmental:
✔ Dimensions: 1U – Standard Rack (HxWxD: standard 1.75” height)
✔ Operating Temp: 0°C to 40°C
✔ Storage Temp: -40°C to 70°C
✔ Relative Humidity: 5% to 95% Non-Condensing

Documentation & Resources:
✔ 📄 View Full Technical Datasheet Here

Warranty & Inclusions
✔ Warranty: 3-Month Carry-In Warranty
✔ What’s in the Box?
• Arista DCS-7280CR2K-30-F Switch
• 2x PWR-1600AC-F Power Supplies
• 5x FAN-7001D-F Fan Modules
• 1x Power Cord Included

✅ Enterprise-Grade 100GbE Switching – Scalable solution for dense, high-throughput networks.
✅ High Precision Clock & EOS – Industry-leading control, flexibility, and timing accuracy.
✅ Ready for VXLAN & Multi-Tenant Workloads – Built-in overlay support with powerful routing.
✅ Optimized for Scale & Performance – Designed for large-scale deployments with carrier-grade reliability.