World-class Products and World-class Support

Arista Support is committed to providing unparalleled support and expertise to ensure that our customers achieve peak network performance and reliability. Our team of highly skilled engineers provides swift response times and proactive solutions. These qualities distinguish us as the industry leader in customer support, as reflected in our impressive Net Promoter Score of +87. When you partner with Arista TAC, you are not just receiving a service - you are partnering with a team dedicated to your success.
High Quality
100% of respondents rated the quality of Arista Networks’ post-sales support better than other networking vendors.
Technical Expertise
97% of respondents are very satisfied with the technical know-how of the engineers at Arista TAC.
Highly Recommended
With an average rating of 9.5 out of 10, Arista's Support team embodies a customer-first approach.
There are multiple ways to get assistance from our support team 24x7x365: Phone, Email, or via the Support Portal.
For assistance during a network outage or for urgent issues, please contact Arista Support via telephone in the US or UK at:
Or see our full list of country specific telephone numbers:
+81 50-1790-0933
For other, non-urgent issues, please send an email to Arista Support at the applicable email address:
- Data Center Products: This email address is being protected from spambots. You need JavaScript enabled to view it.
- Cognitive Wi-Fi & Campus Products: This email address is being protected from spambots. You need JavaScript enabled to view it.
- Awake Security Products: This email address is being protected from spambots. You need JavaScript enabled to view it.
You can also contact Arista Support via the Support Portal. You will be required to register for an Arista account in order to log in. Once logged in, you'll be able to view case history, open new cases, upload documents, and view asset information.
While opening a case with us, we recommend a brief description of the issue you are facing, relevant show techs from associated Arista devices, and a topology diagram.
Please visit our Arista Community Central to post questions on our forum, read knowledge articles, watch troubleshooting videos and access additional resources! To learn more about everything we offer, check out this Community Guide.
Customer Onboarding Videos
The Customer Onboarding series includes three videos that will walk you through the Arista user registration process and the different support resources on Arista.com.
Part 1: Support Contacts, User Registration & Key sites
Part 2: Support Portal
Part 3: Community Central
Additional Information:
Awake Security Resources