9. Fedora 更新方式
$su $password
設定 /etc/yum.conf:
[base] name=Fedora Core $releasever - $basearch - Base baseurl=http://mirrors.kernel.org/fedora/core/$releasever/$basearch/os
[updates-released] name=Fedora Core $releasever - $basearch - Released Updates baseurl=http://mirrors.kernel.org/fedora/core/updates/$releasever/$basearch
[updates-testing] 這部份不用管
編輯 /etc/sysconfig/rhn/sources :
yum fedora-core-1 http://mirrors.kernel.org/fedora/core/1/i386/os yum updates-released http://mirrors.kernel.org/fedora/core/updates/1/i386

使用 Yum
#yum check-update
Gathering header information file(s) from server(s) Server: Fedora Core 1 - i386 - Base Server: Fedora Core 1 - i386 - Released Updates Finding updated packages Downloading needed headers
#yum update 這是全部更新
#yum update nmap 這是只更新 nmap

10. 定期到公布安全漏洞網站了解是否有新增bug
http://lwn.net/Articles/http://www.cert.org/