To use Extended User Administration of Redirected Calls from an off-site telephone, a user must first access the telecommuting access extension. If the user makes a request through Direct Inward Dialing (DID), the user must precede the extension with the correct public network prefix. If the user makes the request through a trunk group that is dedicated to remote access, the user must dial the public network number for the trunk group.

The system provides dial tone after the user accesses the telecommuting access extension. After the dial tone, the user can enter only one of the four following FACs that are associated with Extended User Administration of Redirected Calls: