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Mediatrix 4400 Series

The Mediatrix 4400 Series features BRI gateways that can connect legacy PBX systems to cloud telephony services and IP PBX systems to PSTN landlines.

The Mediatrix 4400 Series allows you to take advantage of the benefits of SIP based systems, while protecting the investment made in the existing telephony equipment.

Interconnects any device to SIP

The Mediatrix 4400 Series links any digital connection to an IP network and delivers a rich feature set for a comprehensive VoIP solution.

PSTN access and Legacy PBX System Gateway

With BRI ports, local call switching, and user-defined call properties (including caller/calling ID), Mediatrix 4400 Series gateways smoothly integrate into legacy PBXs and incumbent PSTN networks.

Highly Reliable Fax and Modem Transmissions Over IP

With T.38 and clear channel fax and modem pass-through capabilities, the Mediatrix 4400 ensures seamless transport of voice and data services over IP networks.

Advanced Mass Management

Our advanced provisioning capabilities deliver remarkable benefits to Mediatrix customers. Mediatrix enables centralised CPE management, a definite advantage to monitor the network, ensure service, and reduce operational costs.



  • Connect legacy equipment in PSTN replacement/TDM replacement projects
  • Provide SIP termination for cloud telephony services
  • Convert ISDN signaling to SIP for SIP Trunking
  • Convert analog signaling to SIP for Hosted Unified Communications and IP-Centrex


  • Integrate Unified Communications with legacy systems
  • Connect Skype for Business with TDM trunks and legacy telephony equipment
  • Keep existing telephony equipment in SIP migrations
  • Inter-connect branch offices to headquarters

Access Solutions to know more about these applications.

Key Features

Carrier-Grade Voice Quality

T.38 and clear channel fax over IP
High performance processing of up to 8 voice channels

Easy Configuration and Management

Zero-touch configuration
Intuitive Web GUI

Robust Security

Encrypted media, signaling, and management
Deep packet inspection firewall with DoS protection


Dual-stack IPv6 and IPv4
NAT, firewall, and router capabilities

Let's Keep in Touch

Access our Documentation Portal and get in touch with our integration experts for more information.

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Technical Specifications

Analog Ports

Digital Ports
  • Up to 4 BRI

Voice Channels
  • Up to 8

Network Interfaces 2 x 10/100 Base-T
Ethernet RJ-45

Mounting Desktop


Model Telephony Network
Mediatrix 4401 1 BRI 2 ETH
Mediatrix 4402 2 BRI 2 ETH
Mediatrix 4404 4 BRI 2 ETH