... gateway is the ideal cost effective solution for carrier and enterprise applications. Whether it is connected to PSTN or to PBX ... 729,GSM,iLBC,T.38)Ideal PSTN termination for IP phones, VoIP gateway, IPPBX, PBX ... ideal PSTN trunking gateway for IP phones, PC phones and PBX bridge to VoIP ... , T.38 Fax Relay· BillingRadius Interface· Gateway ConfigurationWeb Based User Interface, Text Based Configuration ...