Check which ports are open to the outside world. Helps make sure that your firewall rules are working as intended.
One of a set of tools we are providing to everyone as a way of saying thank you for being a part of the community.
|Exchange Cluster Requirements||8||34|
|Exchange 2007 Outlook 2010||1||26|
|Office365 - Handling DLs when some users are synced (AAD Connect) and other users are not||6||29|
|exchange 2007, calendar||3||21|