Chapter 2. Red Hat Update Agent 29After running this command, your RHN System Profile will reflect the latest software versions in-stalled on your system.2.3.5.4. Log FileThe Red Hat Update Agent keeps a log of all the actions that it performs on your system inthe file /var/log/up2date. It uses the standard rotating log method. Thus, older logs are in/var/log/up2date.1, /var/log/up2date.2, and /var/log/up2date.3. The log files storeactions performed by the Red Hat Update Agent such as when your RPM database is opened,when it connects to Red Hat Network to retrieve information from your System Profile, whichpackages are downloaded, which packages are installed using the Red Hat Update Agent, andwhich packages are deleted from your system after installation. If you choose to install and deletepackages yourself, it will not be logged in this file. You should keep your own log of actions notperformed with the Red Hat Update Agent.2.4. ConfigurationThe Red Hat Update Agent offers various options to configure its settings.If you are not running the X Window System or prefer the command line version, skip to Section 2.4.2Command Line Version.2.4.1. Using the Red Hat Update Agent Configuration ToolYou must be root to run the Red Hat Update Agent Configuration Tool. If you start the Red HatUpdate Agent Configuration Tool as a standard user, you will be prompted to enter the root passwordbefore proceeding. The Red Hat Update Agent Configuration Tool can be started by typing thecommand up2date-config at a shell prompt (for example, an xterm or a gnome-terminal).2.4.1.1. General SettingsThe General tab allows you to enable an HTTP Proxy Server. If your network connectionrequires you to use an HTTP Proxy Server to make HTTP connections, select the Enable HTTPProxy option and type your proxy server in the text field with the format http://HOST:PORT.For example, to use the proxy server http://squid.mysite.org on port 3128, you would enterhttp://squid.mysite.org:3128 in the text field. Additionally, if your proxy server requiresa username and password, select the Use Authentication option and enter your username andpassword in the respective text fields.