D-Link DVG-2101S - Manual (Page 5)

Introduction
DVG-2101S User Manual
3
„
SIP NAT Keep Alive Time
„
VPN
„
Flash Hook Timer
„
Adaptive jitter buffer
„ Programmable gain control
„ In-band DTMF
„ Out-of-band DTMF relay: RFC2833/ SIP info
„ DTMF
„
Termination Impedance: 600/900& complex Impedance
„
Failover SIP Proxy server registrations
„
T.30 FAX pass through, T.38 real time FAX relay
„
Caller ID: DTMF, FSK-Bellcore, FSK-ETSI detection and generation
by country select
„ Telephone book
„ Voice Codec Feature: G.711 u-law/a-law, G.723.1/iLBC (optional),
G.726, G.729.A/B
„
VAD (Voice Activity Detection)
„
CNG (Comfort Noise Generation)
„
G.165/G.168 Echo Cancellation
„
Silence Suppression & Detection