] Can anyone tell me exactly what this means when "clientUpdateProhibited 
] " is applied to the status of a domain?

Ask your registrar.  They would have customer service people who
are paid to answer questions like these.

___________________________________________________________________________
 David Keegel <djk&#167;cybersource.com.au>  http://www.cyber.com.au/users/djk/
 Cybersource P/L: Linux/Unix Systems Administration Consulting/Contracting