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postfix-users: Re: AUTH on port 587

Re: AUTH on port 587

From: Wietse Venema <wietse_at_nospam>
Date: Sun Oct 31 2010 - 14:08:02 GMT
To: Postfix users <postfix-users@postfix.org>

Janos Dohanics:
> In master.cf I have enabled port 587:
>
> submission inet n - n - - smtpd
> -o smtpd_tls_security_level=encrypt
> -o smtpd_sasl_auth_enable=yes
> -o
> smtpd_client_restrictions=permit_sasl_authenticated,permit_mynetworks,reject
>
> However, when I telnet, AUTH does not seem to be offered:
>
> # telnet mail.example.com 587
> Trying xxx.xxx.xxx.xxx...
> Connected to mail.example.com.
> Escape character is '^]'.
> 220 mail.example.com ESMTP Postfix
> ehlo me
> 250-mail.example.com
> 250-PIPELINING
> 250-SIZE 49152000
> 250-ETRN
> 250-STARTTLS
> 250-ENHANCEDSTATUSCODES
> 250-8BITMIME
> 250 DSN
> ^]

This is not a TLS connection, so your claim is invalid.
You should instead look at the EHLO response AFTER the
STARTTLS command.

        Wietse