The attempt to connect to http://server/powershell using "Kerberos" authentication failed: Connecting to remote server failed with the following error message: The WinRM client cannot process the request because the server name cannot be resolved

Error message: The attempt to connect to http://server/powershell using "Kerberos" authentication failed: Connecting to remote server failed with the following error message: The WinRM client cannot process the request because the server name cannot be resolved

Resolution: Try any of the options below
  
Option 1: 
Close console
Delete:  "C:\Users\[User Profile]\AppData\Roaming\Microsoft\MMC\Exchange Managment Console"
Try connecting again. It should re-query the servers

Option 2:
Close EMC
Delete the following registry value from the server: 
  HKCU\Software\Microsoft\ExchangeServer\v14\AdminTools\NodeStructureSettings
Reopen your EMC .

Option 3
If you know a working server's name, launch the console
Right Click on Microsoft Exchange, Click on Add Exchange forest
Under specify the FQDN or URL running the remote powershell instance, type the fqdn of the server

Click OK