ClassID:

227786

H04M7/1265 - CPC Classification

Classification description:

Arrangements for interconnection between switching centres for working between exchanges having different types of switching equipment, e.g. power-driven and step by step or decimal and non-decimal where the types of switching equipement comprises PSTN/ISDN equipment and switching equipment of networks other than PSTN/ISDN, e.g. Internet Protocol networks; Interworking of session control protocols where the session control protocols comprise H.323 and SS7

Recent Application in this class: