The document includes detailed image management procedures that includes information about the following specific upgrade considerations:
Pre-upgrade instructions for IS-IS metric type
Upgrade considerations regarding MACsec replay-protect configuration
Upgrade considerations for IS-IS enabled links with HMAC-MD5 authentication
TACACS+ upgrade consideration
If your configuration includes one of the above scenarios, read the upgrade information in before you begin an image upgrade.
Note
If your switch is configured in High Availability Hot Standby mode with SNMPv3 users using SHA, you must change to Warm Standby mode before upgrading to this release. For more information, see Known Issues and Restrictions.