USB FXO Installation

To all our Elastix users who are using the Sangoma USBFXO(U100), Please be aware that the device is not compatible in Elastix systems that are using DAHDI 2.6 and above. Elastix 2.4 has Dahdi 2.6 Elastix 2.3 contains Dahdi 2.5.1 and below. If you are using a version of Elastix that has DAHDI 2.6 and above (a