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Overview
The Arista DCS-7120T-4S-F is a high-performance network switch designed to cater to the demanding needs of modern data centers and high-density networking environments. This switch provides a comprehensive solution for 1G and 10G Ethernet networking with a focus on efficiency, reliability, and scalability.
At the core of the Arista DCS-7120T-4S-F are its 20 ports of 1/10GBASE-T connectivity, offering flexible options for network connections over RJ-45. This is complemented by 4 SFP+ ports, expanding its capability to connect with fiber-optic network segments. The switch is engineered to support 10GBASE-T over Category 6a or 7 cabling for distances up to 100 meters and can also accommodate 10GBASE-T over Category 5e or 6 cabling for distances up to 55 meters, ensuring versatile deployment options across various physical infrastructures.
The hardware specifications reveal a device built for high throughput and low latency operations. With a throughput capacity of 480 Gbps and the ability to process up to 360 million packets per second (Mpps), the switch is well-suited for environments where data speed and processing efficiency are paramount. The latency is impressively low at 2.5 microseconds, minimizing delay and enhancing the performance of time-sensitive applications.
Powering the Arista DCS-7120T-4S-F is a dual-core x86 CPU, accompanied by 2GB of flash memory and 2GB of main memory. This powerful processing combination ensures smooth operation and the capacity to handle complex network tasks. For management and connectivity, the switch includes two Ethernet management ports, one serial port, and one USB port, providing flexibility in network management and device configuration.
The device is designed with operational efficiency and reliability in mind. It features two 760W AC power supplies, offering 1+1 PSU redundancy and hot-swappable capabilities, ensuring uninterrupted operation and ease of maintenance. Despite its powerful features, the typical power draw remains economical at 288 watts.
To accommodate diverse networking environments, the Arista DCS-7120T-4S-F includes five front-to-rear airflow fans, ensuring optimal cooling and sustained performance across varying operational temperatures, from 0 to 40C. The switch is also built to withstand a wide range of storage temperatures, from -40 to 70C, and can operate in relative humidity levels from 5 to 95%.
Physically, the switch is compact and efficient, with dimensions of 1.74 x 17.4 x 20.25 inches (HxWxD) and a weight of 26 lbs (11.8kg), making it suitable for rack-mounted installations in space-constrained environments.
Key features include:
- 20 1/10GBASE-T ports and 4 SFP+ ports for flexible networking options.
- High throughput and low latency, with 480 Gbps throughput and 2.5 usec latency, supporting demanding network applications.
- Efficient power utilization and cooling, with a typical power draw of 288 watts and front-to-rear airflow design.
In summary, the Arista DCS-7120T-4S-F is a feature-rich network switch that combines high-density Ethernet connectivity, advanced processing capabilities, and efficient power and cooling management. It is designed to meet the needs of today's data centers and high-performance networking environments, offering a reliable, scalable, and efficient solution for managing data traffic.
Specs
| Model Number | Arista DCS-7120T-4S-F |
| Manufacturer | Arista |
| 10GBase-T Ports | 20, RJ-45 interface |
| SFP+ Interfaces | 4 |
| Cooling Fans | 5, airflow direction from front to rear |
| Power Supplies | 2, 760W AC each |
| Data Transfer Rate | 480 Gigabits per second |
| Processing Capacity | 360 Million packets per second |
| Network Latency | 2.5 microseconds |
| Processor Type | Dual-Core X86 |
| Flash Storage | 2 Gigabytes |
| RAM | 2 Gigabytes |
| Management Ethernet Ports | 2 |
| Serial Interface | 1 |
| USB Interface | 1 |
| 10GBASE-T Range with Cat 6a/7 | Up to 100 meters |
| 10GBASE-T Range with Cat 5e/6 | Up to 55 meters |
| Average Power Consumption | 288W |
| Power Supply Redundancy | Supported (1+1) |
| Power Supplies Hot Swap Capability | Supported |
| Dimensions | 44mm x 440mm x 515mm (HxWxD) |
| Weight | 11.8kg (26 lbs) |
| Operational Temperature Range | 0°C to 40°C |
| Storage Temperature Range | -40°C to 70°C |
| Humidity Tolerance | 5% to 95% non-condensing |
DCS-7120T-4S-F
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Product Description
The DCS-7120T-4S-F Arista features 20-port 1/10GBASE-T (RJ-45) and 4 SFP+ ports, supporting 10GBASE-T over Category 6a or 7 cabling up to 100m, and is designed for optimal performance with a throughput of 480 Gbps and a packets/second rate of 360 Mpps. It is equipped with 5 front-to-rear airflow fans, 2 760W AC power supplies with 1+1 PSU redundancy, and offers low latency at 2.5 usec. The hardware includes an X86 Dual-Core CPU, 2GB of flash memory, and 2GB of main memory, ensuring reliable and efficient network management.Key Feature for the DCS-7120T-4S-F
- What is the throughput capacity of the networking hardware?
The throughput capacity is 480 Gbps. - How many 10GBASE-T ports are available on the device?
There are 20 1/10GBASE-T (RJ-45) ports available. - Can the power supplies in the device be replaced while it's operating?
Yes, the power supplies are hot swappable, allowing for replacement without shutting down. - What is the typical power consumption of this model?
The typical power draw is 288 watts. - What type of CPU does the device use?
The device uses an X86 Dual-Core CPU. - Is there redundancy available for the power supply units (PSUs)?
Yes, there is 1+1 PSU redundancy. - What are the dimensions of the networking hardware?
The dimensions are 1.74 x 17.4 x 20.25 inches (HxWxD). - How many SFP+ ports does the device include?
There are 4 SFP+ ports included. - What is the maximum operating temperature for the device?
The maximum operating temperature is 0 to 40C. - How much flash memory is equipped in the networking hardware?
The device is equipped with 2GB of flash memory.
Product Review
The Arista DCS-7120T-4S-F offers a solid throughput of 480 Gbps and a packet processing rate of 360 Mpps, with a low latency of 2.5 microseconds, catering well to high-performance networking needs. However, its reliance on Category 6a or 7 cabling for optimal 10GBASE-T performance over distances up to 100m might limit deployment flexibility in environments with existing lower-grade cabling. The unit benefits from dual 760W AC power supplies with 1+1 redundancy and hot-swappable PSUs, ensuring reliable power and minimal downtime, albeit its typical power draw of 288 watts could be a consideration for energy-sensitive deployments.
Overview
The Arista DCS-7120T-4S-F is a high-performance network switch designed to cater to the demanding needs of modern data centers and high-density networking environments. This switch provides a comprehensive solution for 1G and 10G Ethernet networking with a focus on efficiency, reliability, and scalability.
At the core of the Arista DCS-7120T-4S-F are its 20 ports of 1/10GBASE-T connectivity, offering flexible options for network connections over RJ-45. This is complemented by 4 SFP+ ports, expanding its capability to connect with fiber-optic network segments. The switch is engineered to support 10GBASE-T over Category 6a or 7 cabling for distances up to 100 meters and can also accommodate 10GBASE-T over Category 5e or 6 cabling for distances up to 55 meters, ensuring versatile deployment options across various physical infrastructures.
The hardware specifications reveal a device built for high throughput and low latency operations. With a throughput capacity of 480 Gbps and the ability to process up to 360 million packets per second (Mpps), the switch is well-suited for environments where data speed and processing efficiency are paramount. The latency is impressively low at 2.5 microseconds, minimizing delay and enhancing the performance of time-sensitive applications.
Powering the Arista DCS-7120T-4S-F is a dual-core x86 CPU, accompanied by 2GB of flash memory and 2GB of main memory. This powerful processing combination ensures smooth operation and the capacity to handle complex network tasks. For management and connectivity, the switch includes two Ethernet management ports, one serial port, and one USB port, providing flexibility in network management and device configuration.
The device is designed with operational efficiency and reliability in mind. It features two 760W AC power supplies, offering 1+1 PSU redundancy and hot-swappable capabilities, ensuring uninterrupted operation and ease of maintenance. Despite its powerful features, the typical power draw remains economical at 288 watts.
To accommodate diverse networking environments, the Arista DCS-7120T-4S-F includes five front-to-rear airflow fans, ensuring optimal cooling and sustained performance across varying operational temperatures, from 0 to 40C. The switch is also built to withstand a wide range of storage temperatures, from -40 to 70C, and can operate in relative humidity levels from 5 to 95%.
Physically, the switch is compact and efficient, with dimensions of 1.74 x 17.4 x 20.25 inches (HxWxD) and a weight of 26 lbs (11.8kg), making it suitable for rack-mounted installations in space-constrained environments.
Key features include:
- 20 1/10GBASE-T ports and 4 SFP+ ports for flexible networking options.
- High throughput and low latency, with 480 Gbps throughput and 2.5 usec latency, supporting demanding network applications.
- Efficient power utilization and cooling, with a typical power draw of 288 watts and front-to-rear airflow design.
In summary, the Arista DCS-7120T-4S-F is a feature-rich network switch that combines high-density Ethernet connectivity, advanced processing capabilities, and efficient power and cooling management. It is designed to meet the needs of today's data centers and high-performance networking environments, offering a reliable, scalable, and efficient solution for managing data traffic.
Specifications
| Model Number | Arista DCS-7120T-4S-F |
| Manufacturer | Arista |
| 10GBase-T Ports | 20, RJ-45 interface |
| SFP+ Interfaces | 4 |
| Cooling Fans | 5, airflow direction from front to rear |
| Power Supplies | 2, 760W AC each |
| Data Transfer Rate | 480 Gigabits per second |
| Processing Capacity | 360 Million packets per second |
| Network Latency | 2.5 microseconds |
| Processor Type | Dual-Core X86 |
| Flash Storage | 2 Gigabytes |
| RAM | 2 Gigabytes |
| Management Ethernet Ports | 2 |
| Serial Interface | 1 |
| USB Interface | 1 |
| 10GBASE-T Range with Cat 6a/7 | Up to 100 meters |
| 10GBASE-T Range with Cat 5e/6 | Up to 55 meters |
| Average Power Consumption | 288W |
| Power Supply Redundancy | Supported (1+1) |
| Power Supplies Hot Swap Capability | Supported |
| Dimensions | 44mm x 440mm x 515mm (HxWxD) |
| Weight | 11.8kg (26 lbs) |
| Operational Temperature Range | 0°C to 40°C |
| Storage Temperature Range | -40°C to 70°C |
| Humidity Tolerance | 5% to 95% non-condensing |