It turned out that Webroot Spysweeper has a realtime email shield to protect
fron "attachments" that I found by accident. When it was unchecked, email
worked again.

"SStone" wrote:

> Cannot reply, forward or send attachments. Have worked on this for 2 days
> within the Windows Mail Forum. Something is causing a delay in getting mail
> to the server. This appears to have something to do with security. Has anyone
> seen a resolution?
>
> Details -
> Unable to send mail problem was sporadic. Had Norton 2007. Took it in to
> tech support for service and they upgraded to 2008. At forum suggestion,
> deleted Norton and used the symantec utility to remove the remaining pieces.
> Replaced Norton with CA Suite. One person thought the Norton proxy may not be
> able to be removed.
> My ISP is RoadRunner high speed over cable. Have checked all setting w/RR.
> Inbound, outbound servers work. RR does not cross over servers nor do they
> block any ports. I am able to send anything through their webmail with no
> problem.
> Error:
> Your server has unexpectedly terminated the connection. Possible causes for
> this include server problems, network problems, or a long period of
> inactivity. Subject 'Re: Email issues?', Account: 'pop-server.stny.rr.com',
> Server: 'smtp-server.stny.rr.com', Protocol: SMTP, Port: 25, Secure(SSL): No,
> Error Number: 0x800CCC0F
>
> If no security fix is known, any others ideas where to look for solution?
> Do I need to do a system restore from my disks?