• VOIP to VOIP (SIP and H323 - All CODECS supported)
• TDM to VOIP (all variants)
• TDM to TDM (all international and domestic class IV variants)
• STM-1, OC-3, DS-3, T-1, E-1 to the backplane
• Partitionable routing to any granularity

Nortel DMS 250/300 - International Gateway switches

Signaling and formats

• SS-7, T-1
• C-7, E-1
• ANSI ISDN
• ETSI ISDN
• R-1, R-2 and other legacy in-band signaling modes

Cisco - AS5400 HPX, AS5350, and AS5300
Sansay - VSX
Nextone - SBC with RMS online interface enabling complete customer controlled routing, rating, reporting and provisioning