Lenovo ThinkPad W550s (English) System Update 3.14 Deployment Guide - Page 83
Search modes, Description
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When System Update is performing an automatic search through a proxy server with authentication and no user name or password have been saved, no dialogs will be displayed to the end user. An error will be logged to the System Update logging file and System Update is shutdown. If the user name and password have been saved, System Update will try to connect using the saved user name and password information. If there are errors with the connection or performing the automatic search, these will be logged to the System update logging file and System Update is shutdown. Whenever System Update is about to download and install a set of updates containing one or more packages that require automatic reboot or shutdown of the target system, no warning message is displayed informing the end user about the reboot or /shutdown. Note: Command line scripts may be changed in future releases. If you use silent command line scripts and a repository to store update packages, set the following registry value to YES to recognize update packages with license agreements: HKEY_LOCAL_MACHINE\SOFTWARE\Lenovo\System Update \Preferences\UserSettings\General\IgnoreLocalLicense Search modes The following table provides a list of search modes supported by System Update: Table 24. Search modes Search mode -search C -search R -search A Description Enables System Update to only search for critical updates. Enables System Update to only search for critical and recommended updates. Enables System Update to search for critical, recommended and optional updates when searching the Lenovo Help Center. When you are using a network repository, System Update searches for critical, recommended and optional update packages when using the -search A command. Appendix A. Command line parameters 77