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.
Add your voice to the tech community where 5M+ people just like you are talking about what matters.
|Failed over backup exchange server but can't connect to source mailbox when using mailbox export||1||39|
|Exchange 2013 - Block specific email address and send an NDR||3||34|
|Yahoo accounts cannot to send to NAME@MAIL.MYDOMAIN.com, but can send to NAME@MYDOMAIN.com Exchange.||21||36|
|exchange , office 365||3||23|