A method and apparatus for performing a handover of network connections upon a mobile terminal moving from a first access network to a second access network. The method includes obtaining IP connectivity and a first IP address for the mobile terminal through the first access network. In response to the mobile terminal moving from the first access network to the second access network, the method further includes sending a request for a new IP connectivity and a second IP address over the second access network, the request indicating a need to handover the network connections from the first access network to the second access network.