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smtp_auth_test

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SMTP Auth test using TELNET

This is simple but it is very useful procedure to test email functionality.

First connect to your server using telnet

telnet xx.yy.zz.pp 25
Connected to xx.yy.zz.pp.
Escape character is '^]'.
220 xx.yy.zz.pp ESMTP

Initialize communication Enter following line.

EHLO xyz.com

will return like below

250-xx.yy.zz.pp
250-PIPELINING
250-8BITMIME
250-SIZE 0
250 AUTH LOGIN PLAIN CRAM-MD5
smtp_auth_test.1249531994.txt.gz · Last modified: 2020/08/10 02:29 (external edit)