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.
|Exchange 2013 certificate error||3||33|
|Remote Server returned '<mail.mycompany #5.7.1 smtp; 554 5.7.1 Error: need authentication from mail.client.com>'||5||11|
|Exchange 2013 - Create distribution group for 1000+ users (internal and external).||1||22|
|Exchange 2010 Dag Setup||2||18|