NCD terminals are configured initially to download a configuration file. To disable configuration file download, set the config-load-initial-file parameter to "false" (Setup  ->  Change Setup Parameters  ->  Configuration [Initial Configuration File section]  ->  Load Initial File).  
Table 6-7  config-load-initial-file Parameter  
  Possible Values
  Result
default
 
true
 
true
 
The X server attempts to download a remote configuration file.
 
false
 
The X server does not attempt to download a remote configuration file.