Dinstar MTG2000 4* E1/T1 Digital VoIP Trunk Gateway
The Dinstar MTG2000 4* E1/T1 is a carrier-grade Digital VoIP Trunk Gateway designed to connect traditional E1/T1-based PSTN or PBX systems with SIP/IP networks. With four E1/T1 interfaces, it supports major telecom signaling standards including ISDN PRI, SS7, and R2 MFC, making it suitable for enterprise, service provider, and telecom operator environments.
The MTG2000 provides flexible routing, multiple SIP trunks, T.38 and pass-through fax, modem/POS support, G.168 echo cancellation, and up to 256 SIP accounts. The 1U rack-mountable platform also supports dual Gigabit Ethernet and redundant power supplies for professional voice-network deployments.
| Specification | Details |
|---|---|
| Model | Dinstar MTG2000 4×E1/T1 |
| Device Type | Digital VoIP Trunk Gateway |
| E1/T1 Ports | 4 × E1/T1 |
| Interface | RJ48, 120Ω |
| E1 Capacity | 30B+D per E1 |
| T1 Capacity | 23B+D per T1 |
| Simultaneous Calls | Up to 120 |
| Ethernet Ports | 2 × 10/100/1000Base-T |
| Serial Port | 1 × RS232 |
| VoIP Protocol | SIP v2.0 |
| PSTN Signaling | ISDN PRI, SS7, R2 MFC |
| SIP Accounts | Up to 256 |
| Voice Codecs | G.711A/U, G.723.1, G.729A/B, iLBC, AMR |
| Echo Cancellation | G.168, up to 128 ms |
| Fax | T.38 & Pass-Through |
| DTMF | RFC2833, SIP INFO, In-band |
| Routing | PSTN-PSTN, PSTN-IP, IP-PSTN |
| Security | SIP TLS, SRTP |
| Management | Web GUI, SNMP |
| Power Supply | Dual / Redundant |
| Rack Format | 1U |
| Applications | Enterprise, Telecom, Service Provider & Call Center |
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