Patent ID: 7299295
Filing Date: 2007-11-20
Classification: H04L,H04M

Abstract:
1. A method, comprising: initially setting a voice over packet channel to voice mode at an originating gateway; determining that a modem calling the gateway is a high speed modem; determining if the channel has at least one of either voice echo cancellation or voice compression is enabled; disabling voice compression and voice echo cancellation, if enabled; enabling modem echo cancellation; suppressing modem signals from the high speed modem from being transmitted by the originating gateway to a receiving modem through a receiving gateway; negotiating with the high-speed modem to establish the connection, wherein the negotiation is a truncated, V.34 Phase 1 negotiation such that the originating gateway negotiates with the high-speed modem instead of allowing the high-speed modem to negotiate with the receiving modem; and upon completion of the negotiating, establishing a modem relay connection.