PD 6683:2001
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Specification Number DPNSS [188]. Digital Private Network Signalling System No 1
Hardcopy , PDF
15-11-2002
English
30-04-2002
Specifies a signalling system (DPNSS 1) for use between switching nodes (e.g. PBXs) in digital private networks.
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