Originally Posted by Jughead135

Two different things.

You aren't required to acknowledge the trip--but, if you don't want the VRU calling you at midnight, it behooves you to do so. That hasn't changed. The 24 hours free from contact is free from contact obligation--the company can still attempt to contact you (including one during required rest without interrupting that rest--not an FRMS guy, so there may be a nuance on that point I'm unaware of??).

None of that changes the point that your first obligation to do anything is at 0000 of your first on-call day. That obligation--whether discharged earlier or not--breaks 117 rest.