How to enlist a target server from a master server (Enterprise Manager)

To enlist a target server from master server

1. Expand a server group, and then expand a server configured as a master server.
   
   
2. Expand Management.
   
   
3. Right-click SQL Server Agent, point to Multi Server Administration, and then click Add Target Servers.
   
   
4. Select one or more registered servers, and then click Enlist.