Sorry for top posting, but I found the "problem". My laptop is part of a Win2000 domain, so the solution was to disable kerberos in thunderbird. I found it was kerberos by sniffing the packets. Thanks, Ugo Ugo Bellavance wrote: > Ray Van Dolson wrote: >> On Wed, Jul 25, 2007 at 07:35:58PM -0400, Ugo Bellavance wrote: >>> Ugo Bellavance wrote: >>>> Brett Schroeder wrote: >>>>> Ugo Bellavance wrote: >>>>>> Hi, >>>>>> >>>>>> I installed sendmail on a centos-4 openvz VM. I set up SMTP-AUTH >>>>>> and when I try to send mail using this server, there is a big >>>>>> delay in >>>>>> which my e-mail client (Mozilla Thunderbird) just hangs. The >>>>>> server, on >>>>>> the other hand, is idle at the same time. It does that no matter >>>>>> if I >>>>>> use no encryption, TLS, or SSL. When the client is 'hung' >>>>>> sendmail, on >>>>>> the server side haven't logged anything yet for this connection. >>>>>> >>>>>> Any idea?