- Go to the command line, type telnet exchangeIP 25 and hit enter.Step 2 of 2:
By submitting your email address, you agree to receive emails regarding relevant topic offers from TechTarget and its partners. You can withdraw your consent at any time. Contact TechTarget at 275 Grove Street, Newton, MA.
- Type "hello" and hit enter.
- Type "mail from:God@heaven.com" and hit enter.
- Type "rcpt to Admin@mycompany.com" and hit enter.
- Type "data" and hit enter.
- Type "subject: Hello" and hit enter.
- Tpe "hello" and hit enter.
- Hit enter, type "." and hit return.
Did you get "relaying denied"? If not, you are a relay agent!
Dig Deeper on Microsoft Exchange Server Monitoring and Logging