Careful with this command though. You will have a disruption in service. Also, any variables that are stored in memory will revert to their default values. Depending on your environment, this could be anywhere from a non-issue to a pretty big mess. ...
For a lab environment you don't need to use CPU reservation and you may oversubscribe your CPU since you won't have any real amount of load because you will have nearly zero call volume. Just the overhead of the OS's and applications plus the few tes...
I personally appreciate the 'press 1' configuration. Only because without it, people using the "call me at number xyz" option (as opposed to them dialing in and entering the meeting ID) often miss the call causing WebEx to be connected to their voice...