Patent ID: 8146140

Claim:
A computer implemented method performed by mobile agents for revoking services to a first mobile node and a second mobile node, the method comprising: a first mobile agent of a mobile IP network sending a single registration revocation message to a second mobile agent of the mobile IP network, the single registration revocation message including information identifying at least two home IP addresses of the first mobile node and information identifying at least two home IP addresses of the second mobile node, wherein registrations of the first mobile node and the second mobile node are to be revoked; in response to the single registration revocation, the second mobile agent terminating bindings of services associated with the first and second mobile nodes identified by the multiple home IP addresses and sending an acknowledgement message to the first mobile agent, negotiating between the first agent and the second agent to indicate whether both the first agent and second agent support a bulk revocation, wherein a bulk revocation is performed only if both the first and second agents support the bulk revocation, and setting a bit field in a revocation support extension associated with at least one of a registration request and a registration reply message to indicate whether a specific node that sends at least one of a registration request and a registration reply message supports the bulk revocation.