Patent ID: 6330444
Filing Date: 2001-12-11
Classification: H04W

Abstract:
A method in a communication system having at least one subscriber terminal, mobile switching center and visitor location register (MSC/VLR), home location register (HLR) including an adjustable timer, and gateway mobile switching center (GMSC) including an adjustable timer, the method comprising the steps of:promptly sending, from the MSC/VLR to the HLR in response to a request from the HLR for a roaming number for the subscriber terminal, a first message indicating that the MSC/VLR initiates paging of subscriber terminals upon receiving roaming number requests and sends roaming numbers to HLRs after receiving page responses from the subscriber terminals;adjusting, if necessary, the timer in the HLR after receipt of a first message;sending, from the HLR to the GMSC, a second message indicating that the MSC/VLR initiates paging of subscriber terminals upon receiving roaming number requests and sends roaming numbers to HLRs after receiving page responses from the subscriber terminals; andadjusting, if necessary, the timer in the GMSC after receipt of a second message.