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Arista

Arista DCS-7280CR3AM-32S-FLX-F | 7280R3A 28x 100G + 2x 400G Switch, Enhanced MACsec

SKU:DCS-7280CR3AM-32S-FLX-F

Stock Status: Enquire

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Description

The Arista DCS-7280CR3AM-32S-FLX-F is a high-performance data center switch router designed for cloud, service provider, and enterprise networks. Part of the 7280R3A Series, it delivers 28x 100GbE QSFP ports and 2x 400GbE QSFP-DD ports with enhanced MACsec encryption, supporting over 256K routes with MPLS and VXLAN. This 1RU switch offers 3.6 Tbps throughput, 1.35 Bpps packet processing, and ultra-low latency from 3.8µs, making it ideal for leaf-spine architectures, EVPN overlays, and demanding Layer 2/3 workloads requiring line-rate encryption.

Features

Arista EOS operating system with unified CLI and programmable APIs
- Layer 2 features: MLAG, VLAN, STP, RSTP, MSTP
- Layer 3 features: BGP, OSPF, ISIS, PIM, static routing, ECMP
- EVPN-VXLAN overlay networking with hardware VTEP
- Segment routing and MPLS LER/LSR with traffic engineering
- Advanced QoS with 8 priority queues and traffic shaping
- Deep packet buffers for lossless forwarding
- Precision Time Protocol (PTP) IEEE 1588v2
- Zero Touch Provisioning (ZTP) for automated deployment
- Latency Analyzer (LANZ) for micro-burst detection
- sFlow, NetFlow, IPFIX for traffic monitoring and analytics
- RADIUS, TACACS+ authentication
- Software-defined networking (SDN) with OpenFlow support
- CloudVision integration for network-wide telemetry and automation
- Environmental monitoring and fan speed control
- Hot-swappable redundant power supplies and fans

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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Technical Specifications

FAQs

Technical Specifications

28x 100GbE QSFP ports and 2x 400GbE QSFP-DD ports
- Throughput: 3.6 Tbps (7.2 Tbps full duplex)
- Packet processing: 1.35 billion packets per second
- Latency: From 3.8 microseconds
- Switching capacity: 4.8 Tbps non-blocking
- Enhanced MACsec encryption on all ports with AES-256-GCM
- TunnelSec support for IPsec and VXLANsec
- Routing capacity: Over 256K routes with FLX license
- Front-to-rear airflow with 2x AC power supplies
- Form factor: 1RU rackmount
- Management: Arista EOS (CLI, web, SNMP, API)
- VLAN support: Up to 4096 VLANs

FAQs

Q: What encryption capabilities does this switch provide?
A: The DCS-7280CR3AM-32S-FLX-F features enhanced MACsec encryption on all ports using AES-256-GCM, and includes TunnelSec technology supporting IEEE 802.1AE MACsec, IPsec RFC 4303, and VXLANsec for line-rate Layer 2, Layer 3, or overlay network encryption across WAN and DCI deployments.

Q: What routing features are included with the FLX license?
A: The FLX license provides full routing with over 256K routes, EVPN, VXLAN, segment routing, advanced MPLS LER/LSR capabilities with traffic engineering, link and node protection, BGP, OSPF, ISIS, PIM, and more than 24K ACL entries for comprehensive Layer 3 functionality.

Q: What deployment scenarios is this switch best suited for?
A: This switch is ideal for high-performance leaf-spine data center architectures, cloud networking, service provider networks, EVPN-VXLAN overlay deployments, secure WAN connectivity requiring encryption, and IP storage networks where ultra-low latency and deep buffers are critical.

Q: What is the difference between the standard and FLX models?
A: The FLX variant includes the advanced FLX license providing enhanced routing capabilities with over 256K routes, full MPLS support with traffic engineering, and advanced features. Standard models without FLX require separate licensing for these advanced Layer 3 capabilities.

Q: Does this switch support MLAG and stacking?
A: Yes, the 7280R3A Series supports Arista Multi-Chassis Link Aggregation (MLAG) for active/active Layer 2 redundancy and high availability designs, enabling simplified network topologies with enhanced resilience across data center fabrics.

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