A common-channel signaling system defined by the CCITT in the 1988 Blue Book, in Recommendations Q.771 through Q.774. Note: SS7 is a prerequisite for implementation of an Integrated Services Digital Network ( ISDN ).
SIGNALING SYSTEM NO. 7 (SS7)
Meaning of SIGNALING SYSTEM NO. 7 (SS7) in English
Telecommunication standard terms English vocab. Английский словарь стандартных телекоммуникационных терминов. 2012