IPC Definitions - January 01, 2012

H04M 7/00 - Definition fr

Definition statement

This main group covers:

Interconnection arrangements between switching centres;

Internet telephony and traditional circuit-switched telephony requiring interworking between the two (see in this respect also ITU-T Recommendation Y.2261, "PSTN/ISDN evolution to NGN").

References relevant to classification in this main group

This main group does not cover:

Transmission arrangements in general

H04B