Patent ID: 7970402

Claim:
A method comprising: establishing a transport layer association between a first mobile node and a second mobile node, the first mobile node using a first address in the establishing of the transport layer association; detecting a handover condition in the first mobile node; obtaining a second address for the use of the first mobile node; updating the second address of the first mobile node to a first name server node; sending a query message for an address of the second mobile node to a second name server node; indicating the second address of the first mobile node to the second mobile node; waiting, at the first mobile node, for a response from the second mobile node; upon receiving a new address for the second mobile node from the second name server node, repeating the indicating of the second address of the first mobile node to the second mobile node, wherein the new address of the second mobile node is used as a destination address for said second mobile node; starting a timer for at least one of the receiving of the new address for the second mobile node from the second name server node and a receiving of an acknowledgement from the second mobile node in response to the indicating of the second address of the first mobile node; and upon expiry of the timer, repeating the sending and the indicating.