2N's StarGate GSM-VoIP Gateway is a carrier-grade gateway capable of simultaneously terminating 30 channels of traffic plus 2 spare channels.  8 SIMs per channel.  Integrated Least Cost Routing.  Optional UMTS support.  Virtual gateway capability for partitioning for multiple users.  2N's SIM Star Server is a centralized server system that provides for secure, remote management of SIMs.  Supports both fixed and dynamic assignment of SIMs to gateways.  Easy to configure.  Easy to scale.  Supports up to 10,000 SIMs.  

2N's Omega family of PBXs are designed to enable mobility providers to directly address enterprise customers and for those enterprises to quickly and easily leverage VoIP and mobility connectivity in a single device.  No longer do customers have to worry about how to tie a VoIP gateway to a PBX to a 3rd party server for termination back through a mobility provider.  Now you can get it all in a single box...Easy to buy, deploy and manage.