Wait state - Condition of a central processing unit when all operations are suspended.
Warm boot – Reloading the operating system or initializing the computer after it has been on, both without turning the computer off. See booting.
Wats access line (WAL) – A line class marked as a WATS line, provided from an equal access end office. The WATS access line provides the same service and features as a normal business line (unless mixed interstate and intrastate usage is prohibited by the state regulatory body), but incurs access charges which are different from those incurred for a normal business line.
Wats access line extension (WALE) - A WAL provided to a customer served by an end office which has not been converted to equal access through an end office which has been converted.
Wide area telecommunications service (WATS) - A special direct distance dialing (toll) service whereby a subscriber installs a dedicated line arranged for either inward or outward calls (not both) between the customer’s premises and a specific geographic area. Monthly charges are based on the size of the area in which the calls are placed, not on the number or length of calls.
Wideband – Facilities or circuits where bandwidths are greater than that required for one voice channel.
Wire center – Physical structure that houses one or more central office switching systems.