DISTRIBUTED VOICE SERVICE Russian patent published in 2012 - IPC H04L29/06 H04W80/10 

FIELD: information technology.

SUBSTANCE: address of Internet protocol and port associated with Internet protocol address is selected within one communication session between client and server in Web services environment by means of extending description of media data of Web services description language (WSDL) or Web services addressing. In this process, the mentioned single communication session represents communication applications functionality enhancement through adding extension of media coding and transport protocol to WSDL standard so that both signal link and media channel could be established in single step; media channel between client and server is established based on the mentioned Internet protocol address and port; signal channel between client and server is established; data exchange between client and server is executed via media channel in accordance with the mentioned Internet protocol address and port and via signal link.

EFFECT: providing handshaking protocol in voice services advancement.

19 cl, 8 dwg