D-LINK D-Link DVG-6008S

Voice Features

• SIP (RFC3261) compatible

• SIP method: ACK, BYE, CANCEL, INFO, INVITE, NOTIFY, OPTIONS,

• PING, PRACK, PUBLISH, REFER, REGISTER, SUBSCRIBE, UPDATE

• SIP Extension: Session Timer (UPDATE or re-INVITE), Proxy Required, P-Asserted (RFC3325), MWI (RFC3842)

• Voice CODEC: G.711 a /u law, G.726, G.729A, G.723.1

• CNG (Comfort Noise Generation)

• VAD (Voice Activity Detection)

• Silence suppression/detection

• G.165/G.168 echo cancellation

• Adaptive Jitter Buffer and programmable Gain Control

• In-Band DTMF, Out-Of-Band DTMF relay (RFC2833, SIP INFO)

• Multiple SIP Proxy server entries with fail-over mechanism

• T.30 (G.III) / Real time T.38 / Secured T.38 FAX relay

• DTMF, FSK (Bellcore & ETSI) Caller ID detection and generation

• Caller ID Restriction (CLIR) support

• FXO hang up detection: Busy Tone cadence auto learning/detection

• Single Number / Account for multiple ports

• Group hunting function

• Digit Map

• E.164 Numbering & ENUM support

• Recordable greeting message

• Hot-Line, Warm-Line support

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