Problem with TLS and Outlook 2010

[Oscar del Rio]

On 12/11/14 06:06 PM, Wayne Andersen wrote:
>  From a windows 7 client if I do a telnet mail.mydomain.com 143 I get:
>
> * OK [CAPABILITY IMAP4REV1 LOGIN-REFERRALS IDLE AUTH=PLAIN AUTH=LOGIN]
> Dovecot ready. ß---  do not see STARTTLS in the capability list.
>
>
>
>  From a linux client I get :
>
> * OK [CAPABILITY IMAP4rev1 LITERAL+ SASL-IR LOGIN-REFERRALS ID ENABLE IDLE
> STARTTLS AUTH=PLAIN AUTH=LOGIN] Dovecot ready.
>
> I do see STARTTLS  here.
>

It looks like they are connecting to different servers.
DNS or proxy problem?
Did you check the server logs?