Patent ID: 7397820

Claim:
A method of transporting voice packets in a core network from a source access network to first and second destination access networks, said method comprising the steps of: collecting in a source center in the source network, a plurality of voice packets from multiple source units in the source network, wherein a first portion of the voice packets are addressed to a destination in the first destination network, and a second portion of the voice packets are addressed to a destination in the second destination network; loading the collected voice packets into a payload part of an IP-packet in the core network without changing a protocol format of the voice packets; transferring the IP-packet in the core network from the source center to a destination center in the first destination network; unloading the voice packets from the IP-packet by the destination center; delivering by the destination center, the first portion of voice packets utilizing the protocol format of the voice packets; loading the second portion of voice packets into a second IP-packet; and forwarding the second IP-packet in the core network from the first destination network to the second destination network.