Dinstar MTG2000-4E1 VoIP 1U Trunk Gateway, 4 E1 Ports SIP & SS7 Interconnection

Dinstar MTG2000-4E1 VoIP 1U Trunk Gateway, 4 E1 Ports SIP & SS7 Interconnection

Dinstar MTG2000-4E1 is a VoIP Trunk Gateway designed for SIP and SS7 interconnection with four E1/T1 ports. It provides a practical bridge between traditional telephony infrastructure and IP-based voice networks, making it suitable for telecom, enterprise, and carrier voice applications.

The MTG2000-4E1 features 4 × E1/T1 interfaces using RJ48 120Ω connectors and 2 × Gigabit Ethernet interfaces with 10/100/1000 Base-T adaptive connectivity. Its 1 × RS232 serial port provides an additional interface for supported networking and management requirements.

The Dinstar VoIP Trunk Gateway supports SIP v2.0 over UDP/TCP and SIP-T protocols, along with G.711A/U, G.723.1, G.729A/B, iLBC, and AMR voice codecs. T.38 and pass-through fax support helps accommodate fax communication, while RFC2833, Signal, and In-band methods provide flexible DTMF transmission.

For secure voice networking, the MTG2000-4E1 supports SIP TLS and SRTP encryption. Dynamic NAT and Rport support can assist with network connectivity across NAT environments, while DiffServ, ToS, and VLAN tagging provide traffic management capabilities for voice services.

Designed in a compact 1U form factor, the Dinstar MTG2000-4E1 can be integrated into rack-based telecom and enterprise network environments. Its 100–240 VAC power supply, 45 W power consumption, 0°C to 45°C operating temperature range, and CE/FCC compliance support deployment in compatible professional voice networking installations.

Key features

• 4 × E1/T1 ports with RJ48 120Ω interfaces

• 2 × Gigabit Ethernet interfaces

• SIP v2.0 and SIP-T protocol support

• SIP and SS7 interconnection support

• Supports G.711, G.723.1, G.729A/B, iLBC, and AMR codecs

• T.38 and pass-through fax support

• SIP TLS and SRTP security

• Compact 1U rack-mountable design

Specifications: