security alert exchange users.

My Outlook 2007 users receive this message. They can still send and receive email.
information you exchange with this site cannot be viewed or
changed by others. However, there is a problem with the
sites securty certificate.
The security certificate is from a trusted certifying authority.
The security certificate date is valid
The name on the security certificate is INVALID or does not match
the name of the site.
Who is Participating?
Rajith EnchiparambilConnect With a Mentor Office 365 & Exchange ArchitectCommented:
Are you using a SAN.UCC Cert? Do you have as an entry in your cert? If not, you need that for Outlook and Outlook Anywhere clients to work properly (Outlook 2007 only).
Ensure the AutodiscoverInternalURI is pointed to the CAS that will be your primary CAS for Autodiscover servicing

How to -
dandravesAuthor Commented:
Sorry for responding so slowly. thanks for your help.
dandravesAuthor Commented:
Thanks for your help. Much apprreciated.
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