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Arista

Arista DCS-7050SX3-48C8-DC-R | 7050X3 48-Port 10G Switch, 8x 100G QSFP, Rear Airflow, DC

SKU:DCS-7050SX3-48C8-DC-R

Stock Status: Enquire

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Description

The Arista DCS-7050SX3-48C8-DC-R is a high-performance 1RU data center switch delivering 48 ports of 10GbE SFP and 8 ports of 100GbE QSFP with 2.56Tbps throughput. Designed for leaf-spine architectures, it features rear-to-front airflow, dual redundant DC power supplies, and ultra-low 800ns latency. Ideal for high-density server connectivity and hyperscale deployments requiring wire-speed Layer 2 and Layer 3 forwarding with no oversubscription.

Features

Wire-speed Layer 2 and Layer 3 switching with no oversubscription
- Support for VXLAN routing and bridging for network virtualization
- EVPN control plane for scalable multi-tenant environments
- Advanced routing protocols: BGP, OSPF, IS-IS, RIP-2, OSPFv3
- Multicast support: IGMP, IGMPv2, IGMPv3, PIM-SM, PIM-SSM, VRRP
- 802.1Q VLAN tagging and 4096 VLAN support
- Spanning Tree Protocol (STP, RSTP, MSTP)
- Link aggregation (LACP, static LAG)
- Quality of Service (QoS) with 8 egress queues per port
- sFlow and LANZ (Latency Analyzer) for advanced telemetry
- Zero Touch Provisioning (ZTP) for rapid deployment
- Hot-swappable dual redundant DC power supplies and fans
- Arista EOS operating system with CLI, REST API, and programmability
- OpenFlow support for software-defined networking (SDN)
- Comprehensive security features: ACLs, port security, 802.1X
- High availability with hitless software upgrades and ISSU

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 10GbE SFP+ ports (1G/10G speeds)
- 8x 100GbE QSFP100 ports (40G/100G speeds)
- Switching capacity: 2.56 Tbps
- Forwarding rate: 1 billion packets per second (1 Bpps)
- Latency: 800 nanoseconds
- Quad-Core x86 CPU
- System memory: 16GB
- Flash storage: 32GB
- Packet buffer: 32MB with dynamic buffer allocation
- MAC address table: up to 288,000 entries
- Dual redundant hot-swappable DC power supplies
- Rear-to-front airflow (DC-R)
- Form factor: 1RU, 19 x 1.75 x 18.4 inches (48.3 x 4.4 x 46.8 cm)
- Weight: 21 lbs (9.45 kg)
- 1x management port (RJ-45), 1x RS-232 serial console port, 1x USB port
- Operating temperature: 0°C to 40°C (32°F to 104°F)
- Operating humidity: 5% to 95% non-condensing

FAQs

Q: What deployment scenarios is the DCS-7050SX3-48C8-DC-R best suited for?
A: This switch is optimized for data center leaf-spine architectures, high-density 10G server connectivity, and top-of-rack deployments requiring 100G uplinks. The DC power option makes it ideal for telecom and enterprise environments with DC power infrastructure.

Q: Can the SFP and QSFP ports support multiple speeds?
A: Yes, the 48 SFP+ ports support both 1GbE and 10GbE speeds for flexible mixed-speed connections. The 8 QSFP100 ports support 40GbE and 100GbE, and can be broken out for additional 10G or 25G connectivity using breakout cables.

Q: What is the significance of the rear-to-front airflow design?
A: The rear-to-front (DC-R) airflow design draws cool air from the rear and exhausts hot air from the front, optimizing cooling efficiency in data centers with structured hot-aisle/cold-aisle configurations. This ensures proper thermal management when deployed in high-density racks.

Q: Does this switch support advanced data center features?
A: Yes, the 7050SX3 series supports wire-speed Layer 2 and Layer 3 forwarding, VXLAN routing and bridging, EVPN, BGP, OSPF, and other advanced protocols. It runs Arista EOS, providing extensive automation, telemetry, and programmability capabilities.

Q: What licensing is required for full feature access?
A: The switch requires Arista EOS licenses for advanced features. Basic Layer 2/3 functionality is available with the base license, while features like VXLAN, EVPN, advanced routing, and enhanced telemetry may require additional licensing tiers such as the FLX-Lite or Advanced Monitoring licenses.

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