NAPM IT9.21 : 1996
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
04-15-2002
01-12-2013
Describes a DS3 rate signal at the metallic interface between the network and customer installation (CI). Requirements for DS3 electrical parameters, basic framing formats, applications for asynchronous and synchronous (SYNTRAN) signal formats, and physical signal characteristics are included or referenced.
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