The ability of an end-user of utility services to circumvent the distributor of those services by purchasing directly from the source of those services By-pass traditionally occurs when an end-user of natural gas eliminates service from its LDC by connecting directly to an interstate pipeline
A means of removing one or more devices or zones from an alarm system to enable the remainder of the system to be used and to provide protection Many alarm control units send a special signal to the monitoring facility when any portion of the protection is by-passed to advise that less-than-complete protec-tion is in effect When the by-passed devices or zones are back to normal and included in the system again, a follow-up advisory signal is transmitted to the monitoring facility