I had a scenario where porting is completing and customer end devices are not ready/late delivery to the location. Had many user numbers and many reception numbers, which i didn't port everything but partial porting and this is one of the number +1 365 xxx 421 and since it is "ServiceNumber" from Local telco. Due to the device not availability delay i have to look for an option asap. Option #1 - Convert this number to user number and add forwarder to reception number. it can be Teams client or may be number forwarded. Option #2 - Do the option#1 part of it and forward immediate Voicemail but for how many days? This wont be an option :D Option #3 - Create new Auto Attendant immediately and Add the greeting (just like other reception number) so no one feel a difference or changes. Then all the call forwarded to existing to reception number: +1 365 xxx 6226 (Not migrated reception/main line) Best option will be Option #3 and i have created AA and ...