Port and Local Switching Elements. 6.1 Port. ----- A port provides for the interconnection of individual loops or trunks to the switching components of GTE's network. In general, it is a line card or trunk card and associated peripheral equipment on GTE end office switch that serves as the hardware termination for the end- users Exchange Service on that switch, generates dial tone, and provides the enduser access to the public switched telecommunications network. The port does not include such features and functions which are provided as part of Local Switching. Each line-side port is typically associated with one (or more) telephone number(s), which serve as the end-user's network address.
Port and Local Switching Elements