[horde] IMP can't connect to mail server.

[Arjen de Korte]

Citeren Michael Christopher Robinson <plug_1 at robinson-west.com>:

> Apr  6 23:09:11 goose dovecot: imap-login: Debug: SSL alert: close
> notify [192.168.5.4]

This is normal when you run Dovecot in debug mode and indicates the  
connection is closed.

> Any thoughts on why horde webmail imp is triggering this?
>
> <?php
> // IMAP server
> $servers['imap'] = array(
>     // ENABLED by default; will connect to IMAP port on local server
>     'disabled' => false,
>     'name' => 'IMAP on goose',
>     'hostspec' => 'mail.robinson-west.com',
>     'hordeauth' => true,
>     'protocol' => 'imap',
>     'port' => 143,
>     // Plaintext logins are disabled by default on IMAP servers (see   
>     //                                                      RFC 3501
>     // [6.2.3]), so TLS is the only guaranteed authentication   
>     // available by default.
>     'secure' => 'tls',
> );
>
> Dovecot is set to ssl=required.  I haven't replaced the default
> certificate that is in the CentOS 7 rpm.
>
> I can connect to the server just fine using test.php with secure set 
> to yes.  Suggests that this is a configuration error.
>
> I tried downgrading Net_IMAP from 1.1.3 to 1.1.0, didn't help.