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To configure external connections:
In System Management Center, click System Settings in the left navigation and then click External Connections.
You see the External Connections workspace.To edit an existing connection, right click the connection row and select Edit.
In the Edit External Connection dialog box, make the appropriate changes, click Verify to check the connection, and click Save.
To add a new external connection, right click anywhere in the workspace and select New.
In the New External Connection dialog box, complete the appropriate fields, click Verify to check the connection, and click Save.
To delete a connection, right click the connection row and select Delete.
To close the workspace, click the X in the External Connections bottom tab.