Description

DAG1000-8S

8 FXS Gateway, T.38 FAX, G.729A, WEB configuration, PPPOE, Dynamic Jitter Buffer GTNG1000-8S series hybrid analog gateway are versatile IP-based voice and fax gateway. For any SME, the family office, remote office and branch businesses provide a low cost, uncomplicated operation VoIP solutions. FXS/FXO hybrid gateway are broken network escape function, flexibly realize interoperability with simulation PBX and provide reliable voice quality assurance for the traditional voice transition to IP voice.

Support standard SIP protocol and compatible mainstream with IPPBX systems and Hosted softswitch platforms. Key benefits

•  Primary and secondary SIP account
•  Flexible set port group
•  IP trunk
•  Flexible routing and manipulation
•  Data/ Voice/ Management VLAN
•  Voice and FAX all in one • Life line
•  Firmware update automatically /configure update Protocol 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 Serve 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 Detect
•  T.38/Pass-through • DTMF Mode: Signal/RFC2833/INBAND 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
•  Calls detection (Bellcore Type 1&2, ETSI,DTMF)