| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To obtain a mobile router capable of discriminating whether a moving user of a mobile network is in a state of being capable of radio communication or not. <P>SOLUTION: The mobile router includes a radio interface 212 for performing radio communication within a radio area of a radio base station, a mobile router processing part 222 for performing the position registration processing of the mobile router itself and a subordinate node 202 and relaying communication between a mobile network 200 and a fixed IP network 100, a connection state detection part 214 for detecting the change of the radio connection state between the radio interface 212 and radio access points 121, 122, and 131 during movement, and a connection information processing part 223 for transmitting the radio connection state detected by the connection state detection part 214 to the subordinate node 202 as connection state information. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
