After you install the client, check whether the clients are online and connected to the Symantec Endpoint Protection Manager. You can check the connection status on both the console and on the client.
To check the client-management server connection in Symantec Endpoint Protection Manager
In the console, click Clients and select the target group.
On the Clients tab, clients that are connected show an icon with a green dot in the Name column and a health state of Online.
To check the client-management server connection on the Symantec Endpoint Protection client
Table: Client status icons in the management console
You can also look on the client to see whether or not it is connected to the management server.