Making the move from ISDN to SIP

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Most modern businesses will have three things on their mind when it comes to telephony:

  • Is it expensive?
  • Can it support growth?
  • Is it reliable?

This eGuide examines why modern businesses should change their approach to their telecommunications. Gamma’s team of telecoms experts offer practical advice on the main steps you can take to successfully migrate to SIP trunking, with insights on how the Open University succeeded in making the transition.


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