СПОСОБ ОСВОБОЖДЕНИЯ ВЫДЕЛЕННЫХ РЕСУРСОВ ПРИ ПЕРЕДАЧЕ ОБСЛУЖИВАНИЯ С ИСПОЛЬЗОВАНИЕМ ПРОТОКОЛА SIP

摘要

When mobile communication is handed over from a first link to a second like, in order to relinquish resources as soon as possible, the release of resources allocated to the first link is initiated in response to the generation of the ACK signal by the mobile node, rather than waiting for a refresh command to time out.