In this tutorial i'll take you through the process step by step on how to upgrade or migrate your existing Elastix 2.4 or 4.0 to Issabel PBX.
This can be done in no time and Migration process time is purely depend on your Elastix PBX database size.
If you still need my help or assistance for this job, then you can sinple contact me from the below link and i'll be very happy to help you in this.
https://goo.gl/edmuPp
http://integration-it.net
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