Best e1 voip gateway for sip protocol

Best e1 voip gateway for sip protocol

8E1 VoIP Media Gateway with SIP trunk NC-MG900, support SS7, ISDN PRI, V5.2, R2, CAS, Q.SIG, DPNSS to SIP

Compitable with Asterisk, Cisco call manager, Free switch, 3CX, Mircrosoft Lync, VOS, etc.

Configure, Monitor, Management, Backup, Update: by RS232 console port, Telnet, WEB.

Our service: 7*24 supports for ever.

Warrantly: three years.

Delivery time: 1 day.

Advantage:

1. Modular design with up to 8 E1/T1 ports (Two modules, Each module supports maxima 4E1);
2. Complete Signaling (SS7/ISDN PRI/V5.2/Q.SIG/R2/SIP/T.38);
3. The best device for Call Center;

Description:

NC-MG900 is a cost effective and standards-complaint VoIP 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-MG900 locates on the interface of PSTN and IP network, providing signaling transform between SS7, ISDN PRI, V5.2 signaling and SIP Protocol, as well as media transfer between the PSTN and IP network.

Signalings, Protocol and Codec that support by NC-MG900:

·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)
-CAS
·VoIP protocol support:
-SIP
 RFC3326(Reason header in SIP messages)
 RFC3372(SIGTRAN and SIP-T)
 RFC2327(sdp)
 RFC3398(ISUP-SIP Mapping)
 RFC3261(sip)
 RFC5806(Diversion Indication in SIP)
 RFC2833( DTMF )
 RFC3362(t.38)
 RFC 3261(SIP 2.0)
 RFC3204(MIME media types for ISUP and QSIG Objects)
 RFC3578(Mapping of ISUP overlap to SIP))
-Voice Codec:G.711 U-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,GSM,ARM,ILBC;

Features:

·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;

The detailed configuration of this series

 1.

2.

3.

4.

 1. Work from E1 to Ethernet (SIP), and vice versa.

2. ITSP to PSTN (and vice versa)

3. Work as access device in IP Call Center or IP Dispatching System

4. Build or Connect Network for Enterprise. (For example, connect Headquater in place A and Branches in place B)

5. Real Application from customer in India

6. Real Application from V5.2 to SIP

  Skype:nice_joy       WhatsApp:0086-18312568602  

A professional manufacturer in VoIP Products from 2000 year.

Now, our main products and services are as follows:

·Signaling Converter: convert any signaling between SS7, ISDN PRI, Q.SIG,V5.2, R2;

·VoIP Media Trunk Gateway: transform between SS7, ISDN PRI, V5.2, R2 and SIP, transfer PSTN to IP;

·IP-PBX: support CTI, SIP, FXO, FXS, E1, E&M, PTT, GSM/CDMA/WCDMA, Recording and Conference;

·PBX/PABX System: support E1, FXO, FXS, CTI, Recording and Conference;

·VoIP GSM Gateway or GoIP GSM gateway:GSM/CDMA/WCDMA to SIP;

·Services: develop special customized service/software/features/products to customers with low cost.

 As one supplier of Huawei, we will provide you with Huawei's quality by low price. Please feel free to contact us from now, thank you. (WhatsApp:+86-18312568602, Skype: nice_joy)