Advisories & Notices

December 10, 2025

Due to temporary supply chain constraints the above line cards are currently unavailable to order. Arista will continue to monitor the situation and will update this notice accordingly.

December 2nd, 2025

On upgrading on-prem CloudVision clusters to 2025.3.0 software release, due to a bug in the software, the users created via external authentication and authorization servers such as TACACS, LDAP or RADIUS may be unable to login.

November 20, 2025

This notice is an update to the Field Notice 115. It serves to inform you that the AP builds with permanent fixes from Qualcomm for kernel panics caused by Wi-Fi RTT have been made available. Customers with APs on 18.0, 19.0 and 20.0 builds can upgrade their APs to the below build versions which address the issue.

October 16, 2025

Notification about upgrades to firmware Version 21.0 affecting Wi-Fi 7 access points

Customers using SSIDs with the 802.11be protocol enabled and upgrading their access points to firmware version 21.0 must ensure that all radios broadcasting the SSID also have the 802.11be protocol enabled.

October 14, 2025

Starting with EOS 4.35.0F, SwitchApp interfaces with IPv4 ACLs containing TCP flag matching will be errdisabled on upgrading. This behavior is expected when upgrading any 7130 platform to EOS 4.35.0F from any other EOS version.

September 20, 2025

This notice serves to inform you that kernel panics have been observed on Wi-Fi 7 Access Points in some customer deployments.

Upgrade to the latest build versions on Wi-Fi 7 Access Points to avoid kernel panics

September 19, 2025

This notice serves to inform you that new Redirector IP addresses will be added to the existing Redirector IP addresses list from 15th December 2025.  We advise to add the new IP addresses after 15th December 2025 for uninterrupted operations.

Arista will also discontinue some of the older Redirector IP addresses due to operational reasons from 15th January 2026. Customers are requested to delete the discontinued IP addresses from their firewalls after 15th January 2026.

September 19, 2025

This notice serves to inform you that after 31st December, 2025, the Guest Manager UI will be deprecated.

All the features of Guest Manager will be available on CV-CUE.

September 11, 2025

The issuer of the AGNI RadSec endpoint certificate has changed. This notice serves to inform that Let’s Encrypt has updated its intermediate CAs with R12 and R13

September 3, 2025

In on-prem CloudVison clusters running an affected software release, the reverse proxy may not be able to serve any http2/grpc requests, which may prevent login to the CVP UI as well as loading of various pages in the UI.