Dinstar DAG1000 - Functions and Features; 1 Protocol Standard Supported; Voice and Fax Parameters; Supplementary Service

DAG1000&2000SeriesFXOVoiceGatewayUserManual
3
Dinstar Technologies Co., Ltd.
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1.5 Functions and Features
1.5.1Protocol standard supported
• SIP V2.0 (RFC 3261,3262,3264)
• SDP (RFC 2327)
• REFER (RFC 3515)
• RTP/RTCP (RFC 1889,1890)
• STUN (RFC 3489)
• ARP/RARP (RFC 826/903)
• SNTP (RFC 2030)
• DHCP/PPPoE
• TFTP/HTTP/HTTPS
• DNS/DNS SRV (RFC 1706/RFC 2782)
• VLAN 802.1P/802.1Q
• Diff Server
1.5.2 Voice and Fax parameters
• G.711A/U law, G.723.1, G.729AB
• Comfortable Noise Generation (CNG)
• Voice Activity Detection (VAD)
• Echo Cancellation (G.168)
• Adaptive Dynamic Jitter Buffer
• Voice and fax gain control
• Hook flash
• Modem
• T.38/Pass-through
• DTMF Mode: Signal/RFC2833/INBAND
1.5.3 Supplementary service
• Busy tone detection
• No current take out stitches detection
• Voice interrupted detection
• One stage dialing
• Two stage dialing
• PSTN exterior ports polling
• Polarity Reversal
• FAS（ Fake billing correction ）
• DC/AC impedance config