TR TSY 000238 : ISSUE 1
Current
Current
The latest, up-to-date edition.
DIGITAL CHANNEL BANK DUAL-TONE MULTIFREQUENCY (DTMF) CODE SELECT SIGNALING CHANNEL UNIT
Published date
12-01-2013
Publisher
Defines Bellcore's view of proposed generic requirements for a digital channel bank channel unit that is used in a non-switched, multi-point, private line service. The channel unit permits station selection and activation of ringing through the use of the dual-tone multifrequency signalling.
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