ATIS 1000616.2014 (R2019)
ISDN - Call Hold Supplementary Service
The Alliance for Telecommunications Industry Solutions , 06/01/2014
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This standard specifies the service capabilities of the Call Hold service within the context of an Integrated Services Digital Network (ISDN). Formerly known as T1.616-1992(R2009).
Product Information
Published:
06/01/2014
Pages:
31
File Size:
1 file , 1.3 MB
Language:
English
Note:
This product is restricted and cannot be purchased in the following countries Ukraine, Russia, Belarus
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