Your Phone Enter your five-digit on-campus extension to see the features programmed on your multiline phone.				Call Coverage Call Coverage automatically redirects calls to another on-campus extension after a specified number of unanswered rings. Calls will be redirected up to three times on a Call Coverage Path unless a busy extension is encountered. Until the caller hangs up, the telephone at the last point of coverage will continue to ring.   Need Help? Call 735-HELP to speak with a Customer Service staff person.