|  | Documentation Contents | 
The following properties can be specified in a rich Internet application's JNLP file to control the behavior of the rich Internet application (RIA - applet and Java Web Start applications).
| Property | Allowed Value | Description | 
|---|---|---|
| javaws.cfg.jauthenticator | true / false | A value of "true" or "all" prevents Java Web Start software
from installing the default JAuthenticator. | 
| jnlp.concurrentDownloads | integer | Number of threads for concurrent download of JAR files | 
| jnlp.packEnabled | true / false | A value of "true" indicates that the application's JAR files have been compressed using the Pack200 tool. See Pack200 and Version Download for more information. | 
| jnlp.versionEnabled | true / false | A value of "true" indicates that the application's JAR files have been versioned to enable the version download protocol. See Pack200 and Version Download for more information. | 
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