agi-VDAD_local_optimize.agi - Vicidial cannot route Local channels without having issues. As such this AGI script finds the underlying channel associated with the Local channel and redirects it to the Vicidial routing AGI. This is nescessary because in Asterisk 12 Local Channels stopped resolving without being fully bridged.
VD_amd.agi - checks the AMD results
agi-VDAD_ALL_outbound.agi - Routes outbound Vicidial calls.