the mobile switching center server soft-switch variant (therefore may referred mobile soft switch, mss) of mobile switching center, provides circuit-switched calling mobility management, , gsm services mobile phones roaming within area serves. mss functionality enables split between control (signalling) , user plane (bearer in network element called media gateway/mg), guarantees better placement of network elements within network.
mss , media gateway (mgw) makes possible cross-connect circuit switched calls switched using ip, atm aal2 tdm. more information available in 3gpp ts 23.205.
the term circuit switching (cs) used here originates traditional telecommunications systems. however, modern mss , mgw devices use generic internet technologies , form next-generation telecommunication networks. mss software may run on generic computers or virtual machines in cloud environment.
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