Method for searching Crossover router and reservating resource in the mobile network, and resorce reservation system thereof

The resource scheduling method in a mobile network environment is disclosed. The resource reservation method, if a handover of the mobile node occurs after the mobile node, the search for the candidate access routers in the step of notifying the handover start in fact with the current access router, a possibility of the mobile node is handed over, the previous access further comprising: a router search for predetermined session transmitting the information, the resources along the path through the candidate access router and reservation of the candidate cross-over router to perform the first access release resources on the path through the router operation, and a candidate cross-over router Once determined, by exchanging predetermined resource reservation message before the handover is completed, a step of establishing a localized resource reservation (localized resource reservation). Accordingly, it is possible to avoid double reservation of resources, handover can be made fast resource reservation. Crossover Router handover, the access router, the access network