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Mediatrix C733 8 Port FXO Gateway

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  • 770 CAD

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The Mediatrix C733 connects any legacy Telus, Bell, or Shaw phone lines to your VoIP phone system

About the Mediatrix C733 8 Port FXO Gateway

This Mediatrix C733 Series links any analog connection to an IP network and delivers a rich feature set for a comprehensive VoIP solution.

PSTN access and Legacy PBX System Gateway

With FXO ports, local call switching, and user-defined call properties (including caller/calling ID), Mediatrix C7 Series gateways smoothly integrate into legacy PBXs and incumbent PSTN networks and support for 3CX phone system

Highly Reliable Fax and Modem Transmissions Over IP

With T.38 and clear channel fax and modem pass-through capabilities, the Mediatrix C7 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.

FXO Gateway Applications

For Operators
  • Connect legacy equipment in PSTN replacement/TDM replacement projects
  • Provide SIP termination for cloud telephony services
  • Convert analog signaling to SIP for Hosted Unified Communications and IP-Centrex
For Integrators
  • Integrate Unified Communications with legacy systems
  • Connect Skype for Business with PSTN 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.


  • High quality built and carrier-grade validation standards contribute to the industry's most reliable platform
  • Extensive TR-069 support for an easy management of large-scale deployments with a centralised EMS
  • Superior call routing and manipulation capabilities for the implementation of complex deployment scenarios

C733 Technical Specifications

Media Processing

  • G.711 (A-law and µ-law), G.726, and G.729a/b
  • G.168 echo cancellation
  • DTMF detection and generation
  • Carrier tone detection and generation
  • Silence detection/suppression and comfort noise
  • Configurable de-jitter buffer and packet length

IP Telephony Protocol

  • SIP (RFC 3261) over UDP, TCP, and TLS
  • IMS (3GPP TS 24.229)
  • RTP (RFC 3550)
  • SDP (RFC 4566)
  • Multi-part body support
  • Redundancy support via DNS SRV
  • Multiple trunk support
  • IPv4 and IPv6 dual stack signaling and media

Analog Telephony

  • Support for call forward, call transfer, conference call, call waiting, CCNR, and CCBS
  • Multiple country presets
  • Customisable tones and ring patterns
  • Echo cancellation
  • Message Waiting Indication (MWI), via FSK
  • Caller ID detection (name & number) as per Bell-core FSK
  • On-hook/off-hook caller ID generation (name & number) as per Bell-core DTMF or FSK and Telebras BINA
  • Answer and disconnect signaling

Call Routing

  • Local switching
  • Call filtering and blocking
  • Calling/called number manipulation using regular
  • expressions
  • Routing criteria:
    • Interface
    • Calling/called party number
    • Calling/called URI
    • Time of day, day of week, and date
    • Many others
  • Mapping and transformation of call properties to/ from SIP headers
  • Hunt groups

Fax and Modem Support

  • Group 3/super G3 fax real-time fax over IP
  • T.38 fax relay (9.6 k and 14.4 k)
  • Clear channel (G.711) fax and modem pass-through

Enhanced Security

  • Denial of Service (DoS) protection
  • SIP over TLS
  • SRTP with AES cipher – 128 bits
  • MIKEY key management protocol (RFC 3830 and 4567)
  • SDES key management protocol (RFC 4568)
  • TLS-encrypted configuration and management
  • X.509 certificate management
  • OCSP (Online Certificate Status Protocol) revocation status verification
  • Supported TLS key exchange mechanism:
    • RSA
    • Diffie-Hellman
  • Supported TLS ciphers (minimum):
    • AES (128 and 256 bits)
    • 3DES (168 bits)


  • Zero-touch provisioning
  • TR-069, TR-104, and TR-111
  • Web GUI
  • SSH and TELNET
  • SMNP v1, v2c, and v3
  • Scripts/firmware files uploaded via HTTP, HTTPS, FTP, and TFTP
  • Multiple levels of management access rights
  • Customisable CDR
  • Event notifications via Syslog, SIP, log file, and SMNP traps
  • Remote activation of service licenses

Monitoring and Troubleshooting

  • Alarms and traps
  • Call Details Record (CDR)
  • Media quality statistics
  • System: CPU and memory usage
  • PCM capture
  • IP network capture
  • Diagnostic tracess

Quality of Service (QoS)

  • Bandwidth limitation and traffic shaping
  • TOS/DiffServ
  • IEEE 802.1p/Q
  • RTCP-XR – special order

Physical Interfaces

  • 2 x 10/100 Base-T Ethernet RJ-45 connectors