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Arista

Arista DCS-7050SX2-72Q-R | 7050SX2 48-Port 10G Switch, 6x 40G QSFP+

SKU:DCS-7050SX2-72Q-R

Stock Status: Enquire

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Description

The Arista DCS-7050SX2-72Q-R is a high-performance 1RU data center switch delivering wire-speed Layer 2 and Layer 3 forwarding with ultra-low 550ns latency. Equipped with 48x 10GbE SFP+ ports and 6x 40GbE QSFP+ ports (expandable to 72x 10GbE via breakout), it provides 1.44Tbps switching capacity and 1080 Mpps forwarding rate. Ideal for cloud, HPC, and leaf-spine architectures requiring predictable performance and energy efficiency.

Features

Wire-speed Layer 2 and Layer 3 forwarding
- Advanced routing protocols: BGP, OSPF, VRRP, PIM
- VXLAN bridging and routing for network virtualization
- Up to 128-way ECMP and 64-way MLAG for scalable designs
- Dynamic Buffer Allocation (DBA) for optimized packet handling
- 12MB shared packet memory (16MB enhanced buffer on SX2-72Q)
- Arista DANZ (Data ANalyZer) for deep packet inspection
- sFlow and multi-port mirroring for traffic analysis
- Arista LANZ (Latency Analyzer) for real-time congestion monitoring
- Zero-Touch Provisioning (ZTP) for automated deployment
- CloudVision integration for centralized management
- Hot-swappable fans and power supplies
- Energy-efficient design with low power per port
- Comprehensive QoS and traffic control

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

48x 1/10GbE SFP+ ports
- 6x 40GbE QSFP+ ports (breakout to 4x 10GbE each)
- Switching capacity: 1.44Tbps
- Forwarding rate: 1080 Mpps
- Latency: 550ns (cut-through mode)
- MAC address table: 288,000 entries
- Packet buffer: 16MB with dynamic allocation
- Processor: Quad-core x86 CPU
- Memory: 4GB system RAM, 4GB flash storage
- Management: 1x 10/100/1000 RJ-45, 1x RS-232 console (RJ-45), 2x USB
- Power: Dual redundant hot-swappable AC power supplies
- Airflow: Rear-to-front (back-to-front)
- Dimensions: 19" x 1.75" x 16" (1RU)
- Operating temperature: 0°C to 40°C
- Power consumption: <2W per 10GbE port

FAQs

Q: Can the 40GbE QSFP+ ports be broken out into 10GbE ports?
A: Yes, each of the 6x 40GbE QSFP+ ports can be split into 4x 10GbE ports, providing up to 72x 10GbE ports total for maximum flexibility in high-density deployments.

Q: What is the airflow direction of the DCS-7050SX2-72Q-R?
A: This model features rear-to-front (back-to-front) airflow, optimized for cold aisle/hot aisle data center configurations where air intake is from the rear of the switch.

Q: What software does the DCS-7050SX2-72Q-R run?
A: The switch runs Arista EOS (Extensible Operating System), providing advanced automation, telemetry, VXLAN support, and integration with CloudVision for network-wide visibility and zero-touch provisioning.

Q: Is this switch suitable for leaf-spine data center architectures?
A: Absolutely. With its high port density, low latency, and support for up to 128-way ECMP, the DCS-7050SX2-72Q-R is purpose-built for modern leaf-spine topologies in cloud, HPC, and Big Data environments.

Q: Does the switch support redundant power supplies?
A: Yes, the DCS-7050SX2-72Q-R includes dual redundant hot-swappable AC power supplies for high availability and minimal downtime in mission-critical network operations.

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