W–Z
- wide area network (WAN)
-
Communications facilities such as point-to-point links or frame relay service networks that carry data across large distances.
- wiremap testing
-
A procedure that checks wires for proper pin termination, continuity, crossed pairs, shorts, and split pairs.
- world wide port name
-
A unique 8-byte global identifier assigned to a fibre channel port.
- worst pair-to-pair equal level far end crosstalk
-
The biggest equal level far end crosstalk (ELFEXT) effect of one pair on another.
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