Detailed Product Description
1) With a single module of 2 E1;
2) Support SIP, H323, SS7, ISDN PRI, V5.2, etc.;
3) FAX support T. 38 and pass through;
4) DTMF;

Description
VoIP Media Trunk Gateway contains a total of four models, MG800-102 is one of them. It contains single- module 2E1, support SIP, H323, SS7, PRI and so on. The dimension of this product is width 19-Inch, heighth- 1U.
Gnex-MG800102 is a new generation of small-capacity media gateway, with a powerful processor , embedded operating system. it locats on the interface of PSTN and IP network, providing between SS7 (ISDN PRI, CAS, V5.2 ) and SIP protocol transform. as well as media transfers between the PSTN and IP network. it can also support 64 VoIP channels concurrency at the same time.

Features
`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;

Function
`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.

Physical Specification

Figure 1 ITSP TO PSTN

Figure 2 VoIP Network for Branches

Figure 3 Media Gateway of IPCC

Figure 4 Conference Bridge Solution