Patent ID: 7912062

Claim:
A method, comprising: receiving an internet protocol (IP) packet associated with one of a plurality of virtual partitions of a session exchange device defined at the session exchange device, the IP packet being routed over a media over internet protocol (MoIP) network associated with the session exchange device based on an external IP address value of the IP packet, wherein the external IP address value is used to route packets associated with at least two or more of the plurality of virtual partitions of the session exchange device over the MoIP network to the two or more virtual partitions; replacing, after the receiving, the external IP address value of the IP packet with an internal IP address value based on an identifier associated with the one virtual partition and based on the external IP address value; sending the IP packet to a portion of an operating system of the session exchange device associated with network processing; and replacing, after the sending, the internal IP address value of the IP packet with the external IP address value before the IP packet is transmitted from the session exchange device.