Sales Guide

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Product Features
u SIP Applications
ü IETF SIP RFC3261 compliance
ü 4-line FXS (Foreign eXchange Station) connects to analog phone or fax
machine
ü ITU-T G.711 A-law, G.711 µ-law, G.723.1 and G.729 voice coding
ü In-band / out of band DTMF (RFC4733, RFC2833 / SIP INFO)
ü Echo cancellation exceeding ITU-T G.165/G.168-2002, up to 128ms tail
length