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.
|Remote Server returned '<mail.mycompany #5.7.1 smtp; 554 5.7.1 Error: need authentication from mail.client.com>'||5||11|
|Need to apply disable a proxy setting for just one user via GPO||6||18|
|Exchange 2013 - I need a scheduled report for inbound emails to a specific mailbox||4||25|