FreePBX 13 IVR direct dial extension to other pbx

[lgaetz (Lorne Gaetz)]

You create a directory of all extension numbers that IVR users are allowed to dial, and then set the direct dial to this directory:
https://wiki.freepbx.org/display/FPG/IVR+Module+User+Guide#IVRModuleUserGuide-EnableDirectDial