Retell Voice Firewall


Designed to stop hacking or "phreaking".

  • Designed to stop hacking or "phreaking"
  • Google "war dialling", "phone hacking" or "phone phreaking" to learn how you may be vulnerable
  • See Solutions area of our website for more information including information on the BBC website
  • Recognises unauthorised numbers and prevents connection
  • Stop your staff dialling premium rate numbers
  • For extra security you configure yourself on site
  • Does not require a PABX with TAPI
  • Works with any brand, type or age of PABX
Retell Voice Firewall

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