The Exchange Powershell may also fail to open and return the following error.
VERBOSE: Connecting to servername.domainname.local
[servername.domainname.local] Connecting to remote server failed with the following error message : The WinRM client cannot process the request. The WinRM client tried to use Kerberos authentication mechanism, but the destination computer (servername.domainname.local:80) returned an 'access denied' error. Change the configuration toallow Kerberos authentication mechanism to be used or specify one of the authentication mechanisms supported by the server. To use Kerberos, specify the local computer name as the remote destination. Also verify that the client computer and the destination computer are joined to a domain. To use Basic, specify the local computer name as the remote destination, specify Basic authentication and provide user name and password. Possible authentication mechanisms reported by server: For more information, see the about_Remote_Troubleshooting Help topic.
+ CategoryInfo : OpenError: (System.Manageme....RemoteRunspace:RemoteRunspace) , PSRemotingTransportException
+ FullyQualifiedErrorId : PSSessionOpenFailed
By default in Small Business Server 2011 Standard Edition, All Users are listed in the Authorization Rules.
Use the following steps to resolve the issue:
- Go to Administrative Tools and click Internet Information Services (IIS) Manager
- Expand Server Name
- Expand Sites
- Select Default Web Site
- Double click Authorization Rules
- Click on Add Allow Rule
- Select All users and click on OK.