Steps:
1. Register the system with Sun in order to use Update Manager and other tools. i.e. Sun Update Connection
Applications -> Utilities -> UpdateManager
# which updatemanager
/usr/bin/updatemanager
Registration without subscription key limits updates to the following:
a. Security updates for sotware
b. applicable hardware updates ( firmware )
Note: Sun Update Connection features are unavailable without a service plan ( provides subscription key )
Note> Update Manager defaults to downloading signed patches
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