No, it doesn't have anything to do with proxy server.
Through ADSI you want to check the proxyAddresses for the new user and wait
until a valid SMTP address is present.
> Thanks for the reply Steve,
> I don't have a proxy sever, it's just a dev server with E2K, but I think
> that querying for a particular field would apply, which field would it be?
> Thanks for your time,
> > It usually takes MAD about 60 seconds to update the proxy address for
> > user. Once this has been done, then the mailbox can be accessed. So your
> > best bet would be to query the user account until the SMTP proxy address
> > shows up...
> > Steve Szudzik
> > http://www.szudzikfamily.com
> > > I wrote code to create a mailbox recipient and so the user to access
> > > account immediately. Once the code finishes it outputs a link to the
> > > Exchange server so that the user can access his mailbox.
> > > However I noticed that the mailbox is not created immediately. I tried
> > > sample code for immediate login in the Exchange SDK, but it doesn't
> > > most of the times.
> > > I also tried sending an email to the new Welcome email once the
> > > created but since the mailbox is not available yet the user does not
> > it.
> > > How can I "wait" for the mailbox to be ready so that the welcome email
> > > received and the mailbox is available for access?
> > > Thank you for your time,
> > > Rafael