- You have Microsoft Exchange Server 2007 servers that are deployed in a Client Access Server (CAS) proxying scenario.
- You have a Microsoft Exchange Web Service (EWS) application that runs in a CAS to CAS proxying scenario.
- The CAS Server uses un-trusted certificates, such as self-signed certificates.
- You run the Availability Service requests, such as the Test-OutlookWebServices request.
Note If this problem occurs, and you then run the following command:
Test-WebServicesConnectivity -ClientAccessServer <CAS server name in site one> -TrustAnySSLCertificate:$true -MailboxCredential $cred
you may receive the following error message:
However, the error will not occur if you run the same command before you run the Availability service proxying request.
$cred is the credential of a mailbox user in the back end site and the credential is from the return of the Get-Credential command.
For more information about Availability service issues , visit the following Microsoft Web site:
For more information about the Test-WebServicesConnectivity
command, visit the following Microsoft Web site:
For more information about the Get-Credential command, visit the following Microsoft Web site:
Article ID: 975165 - Last Review: Mar 29, 2017 - Revision: 3