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Chapter 1
Overview
SMG-3200 Features
The SMG-3200 system has the following major features.
PSTN InterfacesPSTN Interfaces
The SMG-3200 system provides the following PSTN interfaces for interoperability with PSTN.
LOOP Analog Tr unk Interface
E1/PRI, T1 Digital Station Interface (PBX, KTS Interface)
E&M Analog Station Interface (PBX, KTS Interface)
SLC Analog Interface
VoIP InterfacesVoIP Interfaces
VoIP is a technology that enables simultaneous transmission of both voice and data over the
Internet, and enables Internet telephony service. The SMG-3200 system offers the following VoIP
interfaces.
H.323-V3 VoIP Interface
Gatekeeper Interface (RAS)
Real Time Internet Fax Support (FoIP)
Trunk Routing FunctionsTrunk Routing Functions
The SMG-3200 system offers the following trunk functions including trunk routing, trunk tandem,
and access code control.
Trunk Routing
Ÿ LCR (Lease Cost Routing) code and route control
Ÿ Dynamic rerouting depending on the traffic load of PSTN and Internet Protocol state
Ÿ Routing Table
Trunk Tandem
Ÿ Various PSTN and VoIP trunks connection
Ÿ Interoperability among analog trunk, digital station, and VoIP network