Hard to say without any configuration details and further info;
Could it be your firewall settings?
Could it be that you have to specify the domain name with your credentials?
--
Robert Sparnaaij [MVP-Outlook]
Coauthor, Configuring Microsoft Outlook 2003
http://www.howto-outlook.com/
Outlook FAQ, HowTo, Downloads, Add-Ins and more
http://www.msoutlook.info/
Real World Questions, Real World Answers
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"burowyako" <(E-Mail Removed)> wrote in message
news:75050453-3AAA-443F-8969-(E-Mail Removed)...
> I need to get my machine to connect to my employer's Exchange Server via a
> VPN client. I have installed the VPN client and I'm able to view network
> shares and so on. However, when I try launching Outlook, I'm able to
> check
> my name with the database but the credentials (username and password) are
> continuously asked for. No matter what I enter (even Administrator
> passwords), I can't get through.
>
> The best part about this is that I had this issue before I reformatted my
> computer. I don't remember what I did to resolve the issue but it was
> something really simple to change and everything worked beautifully. I
> have
> Googled this issue and have seen plenty of questions regarding the same
> issue
> but nobody seems to have any fixes. Remind me to take notes when I get
> this
> working.
>
> Any help with this issue would be appreciated. Thank you for your time!