Cost-effective VoIP Trunk Gateway

MTG200 series Digital VoIP Gateways with 1/2 ports E1/T1 simply migrate your legacy PSTN networks (legacy PBX or E1/T1 service providers) , to VoIP network. Only small investment, you can enjoy the real benefits of VoIP, and retain your PSTN connectivity. It is a compact box designed for SMEs and open-source market, fully compatible with Asterisk / Elastix / Trixbox / Freeswitch and mainstream VoIP platform. With support of ISDN PRI / SS7 / R2 MFC, integrating with your legacy PBX or PSTN network is also so easy.

  • E1/T1

  • T.38/T.30

  • PRI

  • SS7


  • SNMP

Cost-effective VoIP Trunk Gateway for SMEs

1/2 ports E1/T1

Up to 60 simultaneous calls

Flexible routing 

Multiple SIP trunks

Fully compatible with Asterisk, Elastix and mainstream VoIP platforms

Rich Experiences on PSTN Protocols


ISDN SS7 (optional)


T.38,Pass-through fax, 

Support modem and POS machines

More than 10-year expriences to integrate with a wide range of Legacy PBXs / Service providers' PSTN networks

Easy Management

  • Intuitive Web interface

    Support SNMP

    Automated provisioning

  • Dinstar Cloud Management System

    Configuration Backup & Restore

    Advanced Debug tools

  • Features
  • Download
  • 1/2 E1s/T1s, RJ48C interface
    Support Modem/POS
    2 GE
    DTMF Mode: RFC2833/SIP Info/In-band
    SIP v2.0
    VLAN 802.1p/q
    ISDN PRI, Q.sig
    SIP/IMS Registration :with up to 256 SIP Accounts
    ISDN SS7
    NAT: Dynamic NAT, Rport
    R2 MFC
    Local/Transparent Ring Back Tone
    Web GUI Configuration
    Overlapping Dialing
    Data Backup/Restore
    Dialing Rules,with up to 2000
    PSTN Call Statistics
    Voice Codecs Group
    SIP Trunk Call Statistics
    Access Rule Lists
    Firmware Upgrade via TFTP/Web
    SNMP v1/v2/v3
    Voice Codecs:G.711a/μ law, G.723.1, G.729AB, iLBC,AMR
    Network Capture
    Silence Suppression
    Syslog: Debug, Info, Error, Warning , Notice
    CNG,VAD,Jitter Buffer
    Call History Records via Syslog
    Echo Cancellation (G.168),with up to 128ms
    NTP Synchronization
    T.38 and Pass-through
    Centralized Management System
  • MTG200 Trunk Gateway Datasheet
    MTG200 Trunk Gateway User Manual
    MTG Series Quick Installation Guide