These commands below are an example of testing an email relay, good if you are testing relay lock down or allowance.
Using Command Prompt,
Telnet mail.Wiseowlit.com 25 or o mail.WiseOwlit.com 25
MAIL FROM: Warwick@WiseOwlit.com – Wait for it confirm and say sender ok – Must be external of the Exchange Server or you with have to go LOGIN AUTH
RCPT TO: Test@Wiseowl.com
Subject: Test Email for Connectors – Hit Enter twice for it ack the Subject
This is a Test Email – BODY OF THE EMAIL
. – Ends the email and queues for Delivery – Must be by it’s self.
Hope this was helpful, please post if you have any issues or questions.