Specifications

1)8 E1, Media Transfer between PSTN and IP network;
2)Provide transform between SS7, ISDN PRI signaling and SIP.
3)T.38 FAX;

Description:
NC-MG800 is a cost effective and standards-complaint Media Trunk 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.

 

Function:
·Signaling support:
  -SS7 (ITU-T Q.700 series), 24 bits/14 bits PC, ISUP/TUP;
  -ISDN-PRI (ITU-T Q.931, Q.921);
  -V5.2 (ITU-T G.964, G.965);
·VoIP protocol support:
  -SIP (RFC3261M RFC3362(T.38), RFC2833(DTMF)), RTP/RTCP;
  -Codec:G.711u-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;
·64 conference call support;
·Generic Voice Activity Detection (VAD);
·Generic Comfort Noise Generation (CNG);
·Calling control: Called/Calling party number translation, second stage dialing, Auto dialing with DTMF, Ring Back tone;
·Flexible call routing management;

 

Capacity:
·A 1U equipment can have 2 independent VoIP modules;
·Each Module contains:
-1~4 E1;
-128 G.711 Channels;
-64 G.723, G.726, G.729 Channels;
-32 T.38 Fax Channels, 64 Conference Bridge;

 

Physical Specification:

Item		Specification
Input voltage		-48V DC or 100~240V AC
Power		25W
Dimension	W*D*H	480MM*270MM*40MM(1U)
Weight		3.5 KGS
Environment	Temperature	0°C~60°C
	Rel Humidity	Less than 80%

 

Application as follow shows:

Figure 1 ITSP to PSTN

   

 

Figure 2 VoIP netwrok for branches

 

 

Figure 3 Media gateway of IPCC

 

 

Figure 4 Conference Bridge Solutions