SANS 201729 Ed. 1 (2005/R2011)現行
Public Switched Telephone Network (Pstn); 2-Wire Analogue Voice Band Switched Interfaces; Timed Break Recall (Register Recall); Specific Requirements For Terminals
出版：South African Bureau of Standards
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基本信息
標準編號： SANS 201729 Ed. 1 (2005/R2011)
發布時間：2011/2/24 0:00:00
標準類別：Standard
出版單位：South African Bureau of Standards
標準頁數：11
標準簡介
Describes the technical characteristics (electrical interface requirements) to be provided by Terminal Equipment (TE) to be connected to a 2-wire analogue interface of the PSTN or equivalent interfaces at which network register recall facility is intended to be performed by means of a timed break recall signal, insofar as they are particular to this signalling function.
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