How to test SMTP operations using Telnet
- Details
- Category: KB
- Published on Tuesday, 16 August 2011 23:32
- Written by Administrator
- Hits: 106
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1. Telnet into Exchange server hosting IMS service using TCP port 25. 2. Turn on local echo on your telnet client so that you can see what you are typing. 3. Issue the following smtp command sequence helo <your domain name><enter> mail from: <your Email Address><enter> rcpt to: <recipient address><enter> data<enter> To: <recipient's display name><enter> quit<enter> |

