How to determine what Mode Outlook 2010 is running(Cache or Online)

How to determine what Mode Outlook 2010 is running(Cache or Online)
 
 
Click on file menu
Account settings on the right
under email tab, double click on your email address
Under server address, if the check box next to Use Cache Exchange Mode isn’t checked, then you are running in Online Mode. If checked, you are running in Cached Mode.
Click Cancel and Close to Exit

ad-adpermission not available

scenario:
admin wants to be able to run ad-adpermission cmdlet but cmdlet isn’t available.
 
Follow these steps to resolve:
step 1: Find parent role and create new mgmt role (child role) called Adpermissions for eg
New-ManagementRole -Name “Adpermissions” -Parent “Active Directory Permissions”

Step 2: Assign role to a security group. security group must be create must be created prior to doing step 2
New-ManagementRoleAssignment -Name “Adpermissions-Ex2010-AdPermissions” -Role “Adpermissions” -SecurityGroup “Ex2010-AdPermissions”

get the version of your exchange server rollup and all

The most conclusive way to get the version of your exchange server, rollup and all, is to check the file version of ExSetup.exe in the BIN folder.
 
you can use this Pshell one liner:
GCM exsetup |%{$_.Fileversioninfo}
 
find exchange patches and build dates here:
 
Link to Exchange versions/patches and build dates