Patent ID: 7489633
Filing Date: 2009-02-10
Classification: H04L,H04M

Abstract:
1. A method comprising: receiving a call request for a call extending from an originating modem, through an originating gateway and a terminating gateway, and to a terminating modem; initiating a bring-up of a first physical layer associated with the terminating modem at the terminating gateway before a delayed bring-up of a second physical layer associated with the originating modem occurs at the originating gateway; initiating an exchange identifier negotiation with the terminating modem for identifying a compression capability of the terminating modem; stalling completion of the exchange identifier negotiation with the terminating modem after identifying the compression capability of the terminating modem; sending the identified compression capability of the terminating modem to the originating gateway; completing the exchange identifier negotiation with the terminating modem only after receiving a compression capability of the originating modem from the originating gateway; and establishing a modem relay session after completing the exchange identifier negotiation between the terminating gateway and the terminating modem.