AstriCon 2020 presentation, Fun With Dialplan
and here is the companion wiki page with example dialplan customizations for FreePBX
https://wiki.freepbx.org/display/FDT/FreePBX+Dialplan+Customization
AstriCon 2020 presentation, Fun With Dialplan
and here is the companion wiki page with example dialplan customizations for FreePBX
https://wiki.freepbx.org/display/FDT/FreePBX+Dialplan+Customization