VDN CONFERENCE

Did a loopback trunk configuration to allow agents establish Conference calls with #181607.

All adjustments to announcements and other logic to be made in vector #603.

Actual current call walk scheme looks like that:181607 – uniform dial plan– AAR –  route-pattern 3 - Trunk 19 – Trunk 20 – VDN 181007 – vector 603 – announcement 100038