A customer premises installation has a wireless multimedia center for reception from one or more signal sources and for distribution of segments of signals from signal sources through the wireless multimedia center to a plurality of end units, in which the signals include video signals and broadband data. The second recess is larger than the first recess. Further, the portable work bench may include a plurality of legs for supporting the structural body. The home agent distributes information for communication to the mobile unit by encapsulating the information in multicast packets and communicating these packets for reception by the foreign agents registered for the multicast group.