Yum issue with centos7-els and 401 Unauthorized

Symptoms

Accessing the MultiPHP Manager, or using yum to perform a package operation, returns a 401 unauthorized error for the centos7-els repository.

Cause

The original IP of the server has changed, which is not registered for centos7-els repository, causing repository errors.

Resolution

Re-register the server for the centos7-els repository.

1. Move ELS release and repository files:

   # yum remove els-os-release els-define

2. Run a license check:

   # /usr/local/cpanel/cpkeyclt

3. Manually perform a cPanel maintenance to pre-stage the els installation task:

   # /scripts/maintenance

4. Run the task to start installing ELS:

   # /usr/local/cpanel/bin/servers_queue run