Method , apparatus and computer program product for checking the secure use of routing address information of a wireless terminal device in a wireless local area network

In a wireless ensure end is method and device for address message, said network a to a terminal device of connected point; the method comprises: Are correspondingly connected (101) between the terminal device and point; A data packet a terminal device of relay network and a relay network and terminal device (105). The method comprising further following steps of point: The communication for IP address for detecting terminal device to respond are connected (103); Terminal device and associated MAC address for detecting IP address and terminal device with (104); With said associated is data packet the address message and terminal device for corresponding to associated with address message (111,112).