Multiple homing

1. In telephone systems, the connection of a terminal facility so that it can be served by one or several switching centers.

Note: Multiple homing may use a single directory number.

2. In telephone systems, the connection of a terminal facility to more than one switching center by separate access lines.

Note: Separate directory numbers are applicable to each switching center accessed.

Source: from Federal Standard 1037C and from MIL-STD-188