1)Media transfer between PSTN and IP network;
2)Providing transform between SS7, ISDN PRI V5.2 signaling and SIP protocol;
Description:
·NC-MG800-204 which contains 2 independent module (each module have 2 E1)supports SIP, H323, SS7, PRI. It can bridge packet networks to traditional voice network trunking facilities and include PSTN switch, and various enterprise PBX.
·NC-MG800-204 is a cost effective and standards-compliant Trunk Media Gateway, which is generally called TG/SG or VoIP Voice Gateway, it have traditional PBX feature and support soft-switching capabilities. This product not only link PSTN to IP network, but also help users who already have framework to create a better communications system (such as CRM,IVR ) .
Specialty:
·Signaling support:
-SS7-SS7(ITU-T Q.700 series)
-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));
-Code: 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.
Capacity
The image of this product:
Application as follow shows:
Figure 1 ITSP to PSTN
Figure 2 VoIP net work for branches
Figure 3 Media gateway of IPCC
Figure 4 Conference Bridge Solution