Besides backup, any IT division should have a disaster recovery plan. You will find a few tips below relating to the development of such a plan and to what issues one should pay special attention in the course of backup planning.
|Remote Server returned '<mail.mycompany #5.7.1 smtp; 554 5.7.1 Error: need authentication from mail.client.com>'||5||15|
|EXCH2013 - copy config to 3rd server||6||24|
|external emails from exchange 2013 bouncing back Remote Server returned '550 #5.1.0 Address rejected||13||38|
|Exchange Online Management Scope Syntax||15||21|