MOBILE UNIT FOR RECEIVING IP ADDRESS ALLOCATION INFORMATION, DATA SERVER FOR PROVIDING IP ADDRESS ALLOCATION INFORMATION AND METHOD OF PROVIDING IP ADDRESS ALLOCATION INFORMATION

摘要

FIELD: information technology. ^ SUBSTANCE: mobile unit sends a frame requesting IP address allocation information required for obtaining an IP address in a neighbouring network; Receives a frame containing IP address allocation information requested in the sent frame; and receives an IP address in the neighbouring network based on the IP address allocation information in the received frame in order to move to the neighbouring network. The methods describe operation of a mobile unit when providing IP address allocation information. ^ EFFECT: faster operation owing to fast handover in a local area network. ^ 13 cl, 6 dwg