[CentOS] Sendmail - STARTTLS not appear on one client

Ralph Angenendt ra+centos at br-online.de
Sun Nov 30 13:38:13 UTC 2008

happymaster23 wrote:
> So I have opened telnet, connected via port 25 and writed "ehlo
> hostname" and then finded out, that there is missing STARTTLS. Is
> possible, that some bad configuration on client side (firewall,
> etc...) can cause this error including that this function is missing
> in printout of ehlo? 

Please *do not* show any configuration files when asking questions on a
mailing list. The bug hunters here will be unhappy if they get any hints on
what could be wrong in your setup.

> POP3S working good.

Yes, but that has nothing to do with sendmail. 

> >From Sendmail log (/var/log/maillog):
> Nov 28 19:31:23 server sendmail[11163]: xxx:
> xxxxx.jizmorava.adsl-llu.static.bluetone.cz [85.207.xxx.211] did not
> issue MAIL/EXPN/VRFY/ETRN during connection to MTA

That doesn't have to do anything with the issue either.

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