• Gray metal arista dcs-7280qr-c36-m-f network switch with multiple ports and blue led indicators on the back panel
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Arista

Arista DCS-7280QRA-C36SM-R | 7280RA 36-Port 40/100G QSFP+ Switch, AlgoMatch, SSD

DCS-7280QRA-C36SM-R

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Description

The Arista DCS-7280QRA-C36SM-R is a high-performance 1RU data center switch router from the 7280RA Series, offering flexible port configurations with 36x 40GbE QSFP+ ports that support up to 18x 40GbE and 12x 100GbE connectivity. Equipped with AlgoMatch technology for advanced packet matching, expanded memory, and SSD storage, this switch router features rear-to-front airflow for efficient cooling and dual redundant AC power supplies. Ideal for data center spine-leaf architectures, cloud environments, and high-throughput applications requiring low latency and wire-speed Layer 2/Layer 3 performance.

Features

AlgoMatch hardware-accelerated packet processing for advanced traffic analysis
- Arista EOS operating system with advanced automation and programmability
- Layer 2 features: VLANs, Spanning Tree Protocol (STP/RSTP/MSTP), link aggregation (LACP)
- Layer 3 features: BGP, OSPF, static routing, ECMP with up to 128-way load balancing
- VXLAN hardware offload for network virtualization and overlay networks
- Virtual Routing and Forwarding (VRF) for Layer 3 segmentation
- Advanced QoS with 8 egress queues per port, traffic prioritization and shaping
- MACsec (802.1AE) encryption for secure data transmission
- Access Control Lists (ACLs) for Layer 2-4 traffic filtering
- Control Plane Policing (CoPP) for control plane protection
- Arista Latency Analyzer (LANZ) for real-time network performance monitoring
- Flow and streaming telemetry for detailed traffic analysis
- sFlow support for network monitoring and visibility
- DANZ (Data ANalyZer) for advanced traffic mirroring and monitoring
- CloudVision integration for network-wide automation and visibility
- Zero Touch Provisioning (ZTP) for automated deployment
- Hot-swappable power supplies and fan modules for high availability
- Rear-to-front airflow design for efficient data center cooling
- Flexible port breakout capabilities for mixed-speed deployments
- Expandable memory and integrated SSD for advanced applications

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

Port Configuration: 36x 40GbE QSFP+ ports (18x 40GbE and 12x 100GbE)
- Switching Capacity: 3.84 Tbps full-duplex
- Forwarding Rate: 1.44 Bpps (billion packets per second)
- Latency: As low as 3.8 microseconds
- MAC Address Table: 768,000 entries
- Processor: Quad-Core x86 CPU
- Packet Buffer: 8GB
- System Memory: 8GB (expandable to 32GB)
- Flash Storage: Includes SSD
- Management Ports: 2x USB, 1x Gigabit Ethernet, 1x RJ45 RS-232 serial console
- Airflow: Rear-to-front (back-to-front)
- Power Supplies: 2x AC PSUs (1+1 redundant)
- Fan Modules: 4x hot-swappable fan modules (N+1 redundant)
- Power Consumption: Typical 419W, maximum 570W
- Dimensions: 19 x 1.75 x 20.6 inches (48.3 x 4.4 x 52.3 cm)
- Weight: 23.6 lbs (10.7 kg)
- Operating System: Arista EOS

FAQs

Q: What port flexibility does the DCS-7280QRA-C36SM-R offer?
A: The switch provides 36x QSFP+ ports that can be configured as 18x 40GbE QSFP+ and 12x 100GbE QSFP28 ports, offering flexible connectivity for data center leaf-spine architectures and high-speed network deployments.

Q: What is AlgoMatch technology and how does it benefit performance?
A: AlgoMatch is Arista's hardware-accelerated packet matching engine that enables advanced regex pattern matching and deep packet inspection at line rate without CPU overhead, making it ideal for security monitoring, traffic analysis, and high-frequency trading applications.

Q: What redundancy features are included in this model?
A: The DCS-7280QRA-C36SM-R includes dual redundant AC power supplies in a 1+1 configuration and N+1 redundant hot-swappable fan modules, ensuring high availability and uninterrupted operation in mission-critical data center environments.

Q: Is the memory and storage expandable on this switch?
A: Yes, the switch comes standard with 8GB system memory that can be expanded to 32GB, and includes SSD storage for enhanced performance, logging, and application support in demanding network environments.

Q: What management and automation capabilities does Arista EOS provide?
A: Arista EOS offers comprehensive network automation, programmability through APIs, integration with CloudVision for centralized management, zero-touch provisioning, advanced telemetry including LANZ for latency analysis, and support for modern data center protocols like VXLAN and EVPN.

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