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Mobile communications system operating method has each communications terminal provided with home gatekeeper and alternate gatekeeper addresses each gatekeeper storing communications terminal profile
Mobile communications system operating method has each communications terminal provided with home gatekeeper and alternate gatekeeper addresses each gatekeeper storing communications terminal profile
The operating method is used for a communications system (KS) having a number of gatekeepers (G-A,G-B,G-C) and a number of communications terminals (KE1,KE2,KE3) linked via a communications network (IP-N) and has each communications terminal provided with stored addresses for a home gatekeeper and an alternative gatekeeper, each of these gatekeepers storing a communications terminal profile (PAsyl), for allowing a communication link to be established via the alternate gatekeeper upon failure of the home gatekeeper. An Independent claim for a mobile communications system is also included.
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