Strange that it's having difficulties with the specific settings. I sent off a mailing from my home account (also running Thunderbird 0.6) to my Hotmail account to give it a self-test, and the following just arrived (all headers are on, so don't mind the mailing info):
From : Sean Nelson <proteus93@shaw.ca>
Sent : May 29, 2004 2:27:43 AM
To : proteus93@hotmail.com
Subject : Email AV scan Test
| | | Inbox
MIME-Version: 1.0
Received: from pd2mo1so.prod.shaw.ca ([24.71.223.10]) by mc9-f3.hotmail.com with Microsoft SMTPSVC(5.0.2195.6824); Sat, 29 May 2004 01:30:27 -0700
Received: from pd5mr5so.prod.shaw.ca (pd5mr5so-qfe3.prod.shaw.ca [10.0.141.181]) by l-daemon (iPlanet Messaging Server 5.2 HotFix 1.18 (built Jul 28 2003)) with ESMTP id <0HYG00M0CVJX1J@l-daemon> for proteus93@hotmail.com; Sat, 29 May 2004 02:28:45 -0600 (MDT)
Received: from pn2ml1so.prod.shaw.ca ([10.0.121.145]) by pd5mr5so.prod.shaw.ca (Sun ONE Messaging Server 6.0 HotFix 1.01 (built Mar 15 2004)) with ESMTP id <0HYG007UGVJXMVJ0@pd5mr5so.prod.shaw.ca> for proteus93@hotmail.com; Sat, 29 May 2004 02:28:45 -0600 (MDT)
Received: from 93 (S010600091d0078fe.rd.shawcable.net [24.64.50.2]) by l-daemon (iPlanet Messaging Server 5.2 HotFix 1.18 (built Jul 28 2003)) with ESMTP id <0HYG00B6BVJW17@l-daemon> for proteus93@hotmail.com; Sat, 29 May 2004 02:28:45 -0600 (MDT)
X-Message-Info: JGTYoYF78jH9ZBEvSvrRxpZtlA9Pxq7o
Message-id: <40B8497F.60105@shaw.ca>
X-Accept-Language: en-us, en
User-Agent: Mozilla Thunderbird 0.6 (Windows/20040502) X-Antivirus: avast! (VPS 0422-1, 05/27/2004), Outbound message
X-Antivirus-Status: Clean Return-Path: proteus93@shaw.ca
X-OriginalArrivalTime: 29 May 2004 08:30:27.0873 (UTC) FILETIME=[32214910:01C44557]
--------------------------------------------------------------------------------
View E-mail Message Source
Content-Type: text/plain; format=flowed; charset=us-ascii
Content-Transfer-Encoding: 7BIT
Testing SMTP scanning under Avast! mail protection.
---
avast! Antivirus: Outbound message clean.
Virus Database (VPS): 0422-1, 05/27/2004
Tested on: 5/29/2004 2:27:49 AM
avast! - copyright (c) 2000-2004 ALWIL Software.
http://www.avast.com It would appear that everything is working here, so I'll take a dig through there and see if I can find anything that may be different in my settings for it. I don't believe I made any physical changes to the server settings within Thunderbird itself with the wizard, though.