Detailed Product Description

  NC-MG800 is a cost effective and standards-compliant Trunk Media Gateway, which is generally called TG/SG or VoIP Voice Gateway, designed for enterprise users and ITSP (Internet Telephony Service Provider) environments. NC-MG800 locates on the interface of PSTN and IP network, providing signaling transform between SS7, ISDN PRI signaling and SIP signaling, as well as media transfer between the PSTN and IP network.

 Specialty

Signaling support
 SS7 SS7(ITU-T Q.700 series), 24bits/14bits PC, ISUP/TUP
 ISDN-PRI(ITU-T Q.931,Q.921)
 V5.2(ITU-T G.964,G.965)
VoIP protocol support
 SIP(RFC3261,RFC3362(T.38),RFC2833(DTMF)), RTP/RTCP
 Codec: G.711µ-Law and A-Law, G.711 Appendix 1,G.723.1 and G.723.1 Annex A, G.729 Annex A and Annex B,G.726
 Echo Cancellation: G.168 128 ms Network Echo Canceller
 FAX Support T38 and pass through
 Generic Voice Activity Detection (VAD)
 Generic Comfort Noise Generation (CNG)
 Calling control: Called/Calling party number translation; second stage dialing, Autodialing with DTMF, Ring Back tone.
 Flexible call routing management
Capacity
 A 1U equipment can have 2 independent VoIP module
Each Module contains:
 1~4 E1
 128 G.711 Channels     
 64 Complex Voice Codec Channels 
 32 T.38 Fax Channels      
 
Interface

  E1 RJ45 75Ω or 120Ω *(T1 as an optional)
     Ethernet 10M/100M
     Console port RJ45 to RS232