ISDN BRI PSTN Gateway application
18
SN4554 Getting Started Guide
2 • Applications overview
ISDN BRI PSTN Gateway application
The SmartNode 4554 ISDN VoIP gateway enables any IP PBX to make calls to the ISDN PSTN. The com-
pact, reliable stand-alone design allows enterprises to easily and flexibly integrate BRI lines into their VoIP sys-
tem. It converts up to four simultaneous phone or fax calls from SIP or H.323 to BRI ISDN.
Figure 4. ISDN BRI PSTN Gateway application
VoIPon www.voipon.co.uk [email protected] Tel: +44 (0)1245 808195 Fax: +44 (0)1245 808299