DCS-7020TRA-48-F Arista 48 Ports 7020R Series Rack Mountable Switch

Arista DCS-7020TRA-48-F 48-Port Ethernet Switch Outline

The Arista DCS-7020TRA-48-F from the 7020R Series is a high-performance, rack-mountable Layer 2/Layer 3 Ethernet switch engineered for enterprise data centers, aggregation layers, and high-density access networks. Designed to deliver exceptional throughput, ultra-low latency, and enterprise-grade reliability, this 48-port Gigabit RJ45 switch with 6x 10GbE SFP+ uplinks ensures scalable and future-ready network infrastructure.

General Information about this Arista DCS-7020TRA-48-F

• Manufacturer: Arista
• Manufacturer Part Number: DCS-7020TRA-48-F
• Product Type: Ethernet Switch

Performance Metrics

• Switching Capacity: 216 Gbps
• Forwarding Rate: 162 Mpps
• Latency: From 3.8 microseconds
• Packet Buffer: 3GB

Hardware and Memory

• CPU: Multi-core x86
• DRAM: 8GB
• Flash Memory: 4GB
• MAC Address Table: 256,000 entries

Connectivity and Interfaces

• 48x 1GbE RJ45 ports
• 6x 10GbE SFP+ uplinks
• 1x 1GbE Management RJ45
• 1x RS-232 RJ45 Console
• 2x USB Type-A

Power and Cooling

• Airflow: Front-to-Back
• Fan Modules: 4x FAN-7000-F Included
• Power Supplies: 2x PWR-500AC-F 500W AC Included
• Optional PSU: PWR-500AC-R (Reverse Airflow)

Comprehensive Hardware Specifications

• High port density for space-efficient rack installations
• Cost-effective copper Ethernet connectivity
• Ideal for enterprise edge and aggregation environments
• Simplified structured cabling infrastructure

Advantages of 10GbE SFP+ Uplinks

• High-speed backbone connectivity
• Support for fiber or DAC cables
• Optimized for data-intensive workloads
• Future-proof infrastructure expansion

Low Latency Architecture

• High-frequency trading platforms
• Virtualized server environments
• Cloud computing workloads
• Real-time analytics applications

Memory and Storage Resources

• 8GB DRAM for efficient system operations
• 4GB Flash memory for reliable firmware storage
• Optimized for Arista EOS software performance

Enterprise Network Management Features

• 1x 1 Gigabit Management RJ45 port
• 1x RS-232 RJ45 console port
• 2x USB Type-A ports

Intelligent and Programmable Switching

• Advanced automation capabilities
• Open API support
• Network visibility and telemetry
• High availability and fault tolerance
• Modular system architecture

Benefits of Arista EOS

• Zero-touch provisioning support
• Cloud-ready network design
• Software-driven data center fabric
• Seamless integration with orchestration platforms

Arista DCS-7020TRA-48-F Overview

The Arista DCS-7020TRA-48-F is a high-performance, rack-mountable switch from the Arista 7020R Series. Designed with 48 RJ45 1GbE ports and 6 SFP+ 10GbE uplinks, this switch provides exceptional flexibility for modern data centers, enterprise networks, and edge deployments. Its architecture is built to deliver scalability, reliability, and efficiency, making it a preferred choice for organizations seeking robust networking solutions.

Key Features of the Arista DCS-7020TRA-48-F

Port Configuration

This switch offers 48 RJ45 1GbE ports, enabling seamless connectivity for servers, workstations, and other devices. The inclusion of 6 SFP+ 10GbE uplinks ensures high-speed aggregation and backbone connectivity, supporting bandwidth-intensive applications and reducing bottlenecks.

Rack-Mountable Design

The rack-mountable form factor ensures easy integration into standard data center racks. Its compact design optimizes space utilization while maintaining accessibility and airflow efficiency.

Performance and Reliability

Built on Arista’s advanced EOS (Extensible Operating System), the DCS-7020TRA-48-F delivers consistent performance, high availability, and simplified management. The switch supports advanced monitoring, automation, and programmability features, ensuring long-term reliability in mission-critical environments.

Applications and Use Cases

Enterprise Networks

In enterprise environments, the Arista DCS-7020TRA-48-F provides reliable access switching with high-density RJ45 ports. It supports VoIP, video conferencing, and unified communications with minimal latency and superior QoS capabilities.

Data Centers

For data centers, the switch serves as a top-of-rack (ToR) solution, connecting servers to the aggregation layer. The 10GbE uplinks ensure smooth traffic flow to spine switches, supporting east-west traffic patterns and virtualization workloads.

Campus Networks

In campus deployments, the switch enables high-speed connectivity for classrooms, labs, and administrative offices. Its scalability supports growing user demands while maintaining centralized management.

Advantages of Choosing Arista 7020R Series

Scalability

The 7020R Series is designed to scale with organizational growth. The DCS-7020TRA-48-F supports expanding workloads and user demands without compromising performance.

Energy Efficiency

With optimized power consumption and efficient cooling, the switch reduces operational costs while maintaining high performance.

Security

Advanced security features, including role-based access control, secure management protocols, and traffic filtering, protect sensitive data and ensure compliance with industry standards.

Deployment Scenarios

Top-of-Rack Deployment

In ToR deployments, the switch connects directly to servers, providing low-latency access and high-speed uplinks to aggregation switches. This architecture simplifies cabling and enhances performance.

Aggregation Layer

The 10GbE uplinks make the switch suitable for aggregation, consolidating traffic from multiple access switches and forwarding it to the core network.

Edge Connectivity

For edge deployments, the switch ensures reliable connectivity for branch offices, remote sites, and distributed environments, maintaining centralized management and monitoring.

Comparison with Other Switches

Arista 7050 Series

While the 7050 Series focuses on higher port speeds and larger scale deployments, the 7020R Series balances cost-effectiveness with performance, making the DCS-7020TRA-48-F ideal for mid-sized enterprises and data centers.

Cisco Catalyst Series

Compared to Cisco Catalyst switches, the Arista DCS-7020TRA-48-F offers superior programmability and automation features, reducing operational complexity and enhancing agility.

Juniper EX Series

Juniper EX switches provide strong campus solutions, but Arista’s EOS-driven architecture delivers unmatched flexibility and integration with cloud-native environments.

Automation

EOS enables automation through APIs, Python scripting, and integration with orchestration tools. This reduces manual configuration, minimizes errors, and accelerates deployment.

Telemetry

Real-time telemetry provides deep visibility into network performance, enabling proactive monitoring and troubleshooting.

Cloud Integration

EOS supports seamless integration with cloud platforms, making the switch suitable for hybrid and multi-cloud environments.

Performance in Virtualized Environments

The Arista DCS-7020TRA-48-F excels in virtualized environments, supporting VM mobility, workload balancing, and dynamic traffic patterns. Its VXLAN and EVPN capabilities enable scalable Layer 2 and Layer 3 overlays, ensuring seamless integration with modern data center architectures.

Integration with Network Management Tools

The switch integrates with leading network management platforms, providing centralized configuration, monitoring, and troubleshooting. This reduces administrative overhead and enhances operational efficiency.

High Availability Features

Redundant power supplies, hot-swappable fans, and advanced failover mechanisms ensure uninterrupted operation, even during hardware failures or maintenance activities.