Patent ID: 7286831

Claim:
A method comprising: balancing a load in a General Packet Radio Service (GPRS) network, the GPRS network including a plurality of Service GPRS Supporting Nodes (SGSNs) connected to a mobile node and a plurality of Gateway GPRS Supporting Nodes (GGSNs) connected to a Public Domain Network (PDN), extracting an Access Point Name (APN) related to a correspondent node from a received Activate PDP Context Request message; and comparing numbers of sessions established with searched GGSNs, respectively, to each other and selecting a GGSN having a smallest number of established sessions by the SGSN, wherein each of the SGSNs selects one of a plurality of GGSNs capable of supporting a (APN) and then establishes a session from the selected GGSN, the selected GGSN having a smallest number of established sessions.