Patent ID: 9313238
Filing Date: 2016-04-12
CPC Classification: H04L

Claim Text:
1. A method of forwarding data packets containing media of a voice over Internet protocol (VOIP) communication, comprising: receiving VOIP communication setup signaling that includes an indication of a first originating IP address for data packets that are to be forwarded; setting the first originating IP address as an acceptable originating IP address; receiving a data packet; evaluating the originating IP address of the data packet against the acceptable originating IP address; determining whether the acceptable originating IP address has been changed since receipt of the setup signaling; and discarding the data packet based upon the results of the determining step; wherein if the evaluating step indicates that the originating IP address of the data packet does not match the acceptable originating IP address, and the determining step indicates that the acceptable originating IP address has not changed since receipt of the setup signaling, the method further comprises: