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Help CenterSmart Pri Isdn to SIP Gateway for Call Terminal
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Smart Pri Isdn to SIP Gateway for Call Terminal
Key Benefits
* Supports 4 E1/T1 ports
* Cost-effective VoIP trunk gateway
* Support echo cancellation, DJB, VNG, VAD and QoS
* Voice Capacity: G.711A/U,G.723.1/G.729A/B(optional)
* Simple Configuration, friendly GUI, strong handling capacity, stability system
* Good compatibility, support Asterisk, Elastix, Freeswitch etc.
Voice and FAX
* G.711A/U law (G.723.1, G.729A/B, iLBC -optional)
* Silence Suppression & Detection
* Comfort Noise Generation (CNG)
* Voice Activity Detection (VAD)
* Echo Cancellation (G.168)
* Adaptive (Dynamic) Jitter Buffer
* Call Progress Tone Generation
* Programmable Gain Control
* T.38/Pass-through
* DTMF Mode: Signal/RFC2833/Inband
Signal
* PRI
ISDN E1/T1,Japan T1.
ITU-T I.431, Q.921, Q.931, ETSI Q.sig
* R2 (optional)
Protocol
* SIP-RFC3261,3262,3263,3264,
3265,3515,2976,3311
* SDP -RFC 2327
* RTP/RTCP-RFC2198,1889
* Network Protocol
IP,TCP, UDP,TFTP, FTP, RTP, RTCP,
ARP/RARP,ICMP Ping, NTP, SNTP,
Http, DNS
Maintain and Update
* Web based configuration
* Data backup/restore
* Support English and Chinese
* Firmware upgrade by TFTP/web
* Web & Telnet login password modify
* Factory reset
* Output CDR/logs by syslog
* Call statistics
* NTP Configuration
Send Inquiry to This Supplier
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