Overview

Scope

This guide is intended for properly trained service personnel and technicians who need to install the Arista CloudEOS and vEOS Router Appliance.

Note: The CloudEOS equals vEOS at this time.
Note: Only qualified personnel should install, service, or replace this equipment.

Obtaining Technical Assistance

All customers, partners, resellers, or distributors holding a valid Arista Service Contract can obtain technical support in any of the following ways:

  • Email: This email address is being protected from spambots. You need JavaScript enabled to view it.. This is the easiest way to create a new service request. Include a detailed description of the problem and the output of “show tech-support”.
  • Web: https://www.arista.com/en/support/customer-support. A support case may be created through the support portal on our website. You may also download the most current software and documentation, as well as view FAQs, Knowledge Base articles, Security Advisories, and Field Notices.
  • Phone: +1-866-476-0000 or +1-408-547-5502.

Specifications

The following Appliance Specifications table lists the specifications of the Arista DCA-250-CV and DCA-350E-CV CloudVision Appliance.

Figure 1. System Dimensions

 

System Dimensions
Xa 482.0 mm (18.97 inches)
Xb 434.0 mm (17.08 inches)
Y 42.8 mm (3.41 inches)
Za 35.84 mm (1.41 inches) (with bezel)

22 mm (0.87 inches) (without bezel)
Zb x4 and x10 = 657.25 mm (25.87 inches)

x8 = 606.47 (23.87 inches)
Zc x4 and x10 = 692.62 (27.26 inches)

x8 = 641.85 mm (25.26 inches)

 

Table 1. Weight Specifications

The table below shows the unit weight specifications with all drives/SSDs installed.
Weight Maximum weight (with all drives/SSDs)
4 x 3.5-inch drive system 17.64 Kg (38.90 lb)
8 x 2.5-inch drive system 16.04 Kg (35.36 lb)
10 x 2.5-inch drive system 16.81 Kg (37.07 lb)

 

Table 2. Power Specifications

The table below shows the power supply specifications.
Power Draw Specifications
Power Draw (Typical) 550 W AC Platinum 50/60 Hz 100 240 V AC, auto-arranging
Power Draw (Typical) 450 W AC Bronze 50/60 Hz 100 240 V AC, auto-arranging

 

Table 3. Temperature Specifications

The table below shows the optimal working temperature specifications.
Temperature Specifications
Storage 40°C to 65°C (40°F to 149°F)
Continuous operation (for altitude less than 950 m or 3117 ft) 10°C to 35°C (50°F to 95°F) with no direct sunlight on the equipment.
Fresh air  
Maximum temperature gradient (operating and storage) 20°C/h (68°F/h)

 

Table 4. Relative Humidity Specifications

The table below shows the relative humidity specification during operations and storage.
Relative Humidity Specifications
Storage 5% to 95% RH with 33°C (91°F) maximum dew point. Atmosphere must be non-condensing at all times.
Operating 10% to 80% relative humidity with 29°C (84.2°F) maximum dew point.

 

Table 5. Maximum Vibration Specifications

The table below shows the maximum vibration specifications during operations and storage.
Maximum Vibration Specifications
Operating 0.26 Grms at 5 Hz to 350 Hz (all operation orientations).
Storage 1.88 Grms at 10 Hz to 500 Hz for 15 min (all six sides tested).

 

Table 6. Maximum Shock Specifications

The table below shows the maximum shock specifications during operations and storage.
Maximum Shock Specifications
Operating Six consecutively executed shock pulses in the positive and negative x, y, and z axes of 6 G for up to 11 ms.
Storage Six consecutively executed shock pulses in the positive and negative x, y, and z axes (one pulse on each side of the system) of 71 G for up to 2 ms.

 

Table 7. Maximum Altitude SpecificationsThe table below shows the maximum altitude specifications during operations and storage.
Maximum Altitude Specifications
Operating 3048 m (10,000 ft)
Storage 12,000 m (39,370 ft)

 

Table 8. Standard Operating Temperature
Standard Operating Temperature Specifications
Continuous operation (for altitude less than 950 m or 3117 ft). 10°C to 35°C (50°F to 95°F) with no direct sunlight on the equipment.

 

Table 9. Expanded Operating Temperature
Expanded Operating Temperature Specifications
Continuous operation 5°C to 40°C at 5% to 85% RH with 29°C dew point.
Note: Outside the standard operating temperature (10°C to 40°C), the system can operate continuously in temperatures as low as 5°C and as high as 40°C.
1% of annual operating hours -5°C to 45°C at 5% to 90% RH with 29°C dew point.
Note: Outside the standard operating temperature (10°C to 40°C), the system can operate down to -5°C or up to 45°C for a maximum of 1% of its annual operating hours.

For temperatures between 40°C and 45°C, de-rate maximum allowable temperature by 1°C per 125 m above 950 m (1°F per 228 ft).

 

Expanded operating temperature restrictions
  • Do not perform a cold startup below 5°C.
  • The operating temperature specified is for a maximum altitude of 3048 m (10,000 ft).
  • 105 W/4C, 115 W/6C, 130 W/8C, 140 W/14C or higher wattage processor (TDP>140 W) are not supported.
  • Redundant power supply configuration is required.
  • Non-Arista qualified peripheral cards and/or peripheral cards greater than 25 W are not supported.
  • NVMe drives are not supported.
  • Apache Pass DIMM and NVDIMM are not supported.

 

Table 10. Operating Temperature Derating SpecificationsThe table below shows the operating temperature derating specifications.
Operating Temperature Derating Specifications
Up to 35°C (95°F) Maximum temperature is reduced by 1°C/300 m (1°F/547 ft) above 950 m (3,117 ft).
35°C to 40°C (95°F to 104°F) Maximum temperature is reduced by 1°C/175 m (1°F/319 ft) above 950 m (3,117 ft).
40°C to 45°C (104°F to 113°F) Maximum temperature is reduced by 1°C/125 m (1°F/228 ft) above 950 m (3,117 ft).