Patent ID: 7561513

Claim:
A method of controlling a packet call in a mobile communication system, comprising: registering packet call filtering information for storage in a database located within or coupled to a gateway general radio service (GPRS) support node (GGSN), the packet call filtering information including a plurality of combinations of packet-pattern attributes; receiving a packet addressed to a mobile terminal of a subscriber, determining whether to set a call connection of the received packet based on a comparison of attribute information of the received packet and the plurality of combinations of packet-pattern attributes included in the registered packet call filtering information; activating one of a rejection filter or a permission filter based on information stored in the packet call filtering information; and setting the call connection according to a result of determination and the activated filter, wherein the rejection filter blocks setting of the call if the comparison of the attribute information of the received packet matches one of the plurality of combinations of the packet-pattern attributes, and the permission filter blocks the call to be set if the comparison of the attribute information of the received packet does not match any of the plurality of combinations of the packet-pattern attributes, wherein said method further comprises: transmitting control information from an internet host to an agent along a first signal path; transmitting the control information from the agent to the GGSN along a second data path; and changing or setting at least one of the packet-pattern attributes of the packet call filtering information in the database based on the control information received by the GGSN, wherein the control information is set by the subscriber of the mobile terminal without using the mobile terminal.