2.4.1.1. 使​用​红​帽​网​络​

2.4.1.1. 使​用​红​帽​网​络​

红​帽​网​络​可​以​自​动​化​大​部​分​更​新​步​骤​。​它​会​判​断​哪​些​软​件​包​是​您​的​系​统​必​需​的​;并​从​一​个​安​全​的​软​件​存​储​库​中​下​载​它​们​;校​验 RPM 签​名​来​确​定​它​们​没​有​被​篡​改​;然​后​更​新​它​们​。​软​件​包​安​装​可​以​马​上​进​行​,也​可​以​被​安​排​在​某​一​特​定​时​间​段​内​进​行​。

对​于​每​台​要​更​新​的​机​器​,红​帽​网​络​都​需​要​一​份​系​统​配​置​档​案​(System Profile)。​系​统​配​置​档​案​中​包​含​了​和​系​统​相​关​的​硬​件​和​软​件​信​息​。​该​信​息​会​被​严​格​保​密​,绝​不​会​泄​漏​给​他​人​。​它​仅​被​用​来​判​定​每​个​系​统​上​应​该​使​用​哪​些​勘​误​更​新​。​没​有​它​,红​帽​网​络​将​无​法​判​定​系​统​所​需​的​更​新​。​当​安​全​勘​误​(或​任​何​一​种​类​型​的​勘​误​)被​发​行​后​,红​帽​网​络​会​发​送​一​份​电​子​邮​件​,其​中​不​仅​描​述​了​该​勘​误​,还​列​出​了​将​会​受​到​影​响​的​系​统​。​要​应​用​更​新​,使​用​红​帽​更​新​代​理​或​通​过 http://rhn.redhat.com 网​站​来​调​度​要​更​新​的​软​件​包​。

窍​门​

Red Hat Enterprise Linux includes the Red Hat Network Alert Notification Tool, a convenient panel icon that displays visible alerts when there is an update for a registered Red Hat Enterprise Linux system. Refer to the following URL for more information about the applet: https://rhn.redhat.com/rhn/help/quickstart.jsp

重​要​信​息​

在​安​装​任​何​安​全​勘​误​之​前​,请​详​细​阅​读​包​括​在​勘​误​报​告​内​的​特​殊​说​明​,并​正​确​地​执​行​它​们​。​关​于​如​何​应​用​勘​误​更​新​的​常​规​说​明​,请​参​阅​第 2.4.1.5 节 “应​用​改​变​”