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.
|Blocking Read Receipt and Delivery Receipt request||3||27|
|a users calender office 365 2013 shows tentative for a conference resource- urgent||2||29|
|Access to GAL from one domain to another||6||35|
|Office 365: Retention Policies: Why would an email show both "expired" and that it will expire tomorrow?||10||35|