211.3—Scope and coverage.
(1)
U.S. domestic leased intercity private line services, including private line switched network services;
(3)
Foreign extensions of U.S. international leased private line services to the extent possible through agreement between U.S. carriers and foreign correspondents;
(b)
The priority system and procedures established by this part are not applicable to operational circuits or order wires of the carriers needed for circuit reactivation and maintenance purposes, which shall have priority of restoration over all other circuits and shall be exempt from interruption for the purpose of restoring priority services.