THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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Log into the Geronimo console and click on the Deploy New link of the Applications folder located on the left hand side of the console navigation panel. This will load the Install New Applications window.
Then select and load the HelloWorld.war file into the Archive input box and click install button to deploy application in to the server. Once the application is successfully deployed, the screen will be updated with a successful deploy message. Before clicking the install button, make sure that the "Start app after install" checkbox is enabled.
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