What is hand-off? What are the different hand-off strategies? Discuss the merits and demerits of each such strategy?
A handoff refers to the process of transferring an active call or data session from one cell in a cellular network to another or from one channel in a cell to another. A well-implemented handoff is important for delivering uninterrupted service to a caller or data session user.
There are two types of hand-off strategies: