发明名称 METHOD AND ARRANGEMENT FOR SEAMLESS TRANSITION FROM PUBLIC SWITCHED TELEPHONE NETWORK TELEPHONY TO INTERNET TELEPHONY
摘要 This invention regards an integrated access device ( 10 ) and a method therefore, comprising seamless PSTN to voice over Internet telephony. The access device ( 10 ) thus comprises a splitter ( 12, 32 ) having a filter filtering out data traffic from a digital subscriber line to the access device ( 10 ), allowing PSTN signals to pass through. It further comprises at least two ports ( 28 ) for connection of two telephone devices ( 38, 40 ), wiring the pair of wires ( 22 ) from one of the telephone ports to a pair of PSTN wires of a LAN port ( 26 ) receiving incoming PSTN and DSL signals, thus providing exclusion of rewiring in an external splitter ( 12 ) and that one of the telephone ports can be utilized booth for Internet voice and PSTN telephony.
申请公布号 EP1829416(A1) 申请公布日期 2007.09.05
申请号 EP20050819820 申请日期 2005.12.22
申请人 B2 BREDBAND AB 发明人 ADOLFSSON, LARS
分类号 H04Q11/04;H04L;H04L12/28;H04L12/64;H04M7/00 主分类号 H04Q11/04
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