What are Mac and Windows equivalent keys?

Keyboard Mapping

Currently the following keys are considered equivalent.

MacWindows
Option/AltAlt
Command (Apple)Windows
ClearNum Lock
ControlCtrl

Here is an example of a common keyboard activity:

Desired 
Operation
Viewer Type (client)Host 
Type
Keyboard
Combination
CopyMacWindowControl key + c
CopyWindowsMacWindows key + c

Right-Click from a Mac Client

To right-click an item on a host Windows PC from a Mac client, hold <Shift> + <Ctrl> and then click. You can also select the Set Right-click button in the Mac Viewer to set your next mouse click to be a PC right-click.