在使用up2date更新红帽企业Linux2.1系统后，发现使用的应用程序需要内核2.4.9-e.x，怎样能够下载和安装一个比当前从RHN上升级的内核版本不同的内核?
解决方法:
怎样从红帽网络(RHN)中 得到旧版内核:
1.登录RHN。
2.选择Channel（频道），再选择"红帽企业版Linux“Channel（频道）。[请选择合适的Channel（频道）, 如红帽企业LinuxAS, ES,或WS,以及正确的版本和平台结构]。
3.选择详细资料和安装包勘误表。
4.搜索表单中的最新内核信息: 如下是搜索结果。
Red Hat Enterprise Linux 2.1: * 2.4.9-e.8 RHSA-2002:128 - Updated kernel with information security fixes, bug fixes, and updated drivers 2002-07-29, on page 1 (1-20) * 2.4.9-e.9 RHSA-2002:227 - Updated kernel fixes security vulnerabilities 2002-10-28, on page 2 (21-40) * 2.4.9-e.10 RHSA-2002:263 - New kernel fixes local denial of service issue 2002-11-26, on page 2, (21-40) * 2.4.9-e.12 RHBA-2002:319 - Updated kernel fixes kswapd performance problem and includes updated drivers 2003-02-14, on page 4 (61-80) * 2.4.9-e.16 RHSA-2003:103 - Updated kernel packages fix ptrace-related vulnerability 2003-03-21, on page 5 (81-100) * 2.4.9-e.24 RHSA-2003:147 - Updated kernel addresses security vulnerabilities and updates drivers 2003-05-29, on page 6 (101-120) * 2.4.9-e.25 RHSA-2003:195 - Updated kernel addresses security vulnerabilities 2003-06-19, on page 6 (101-120) * 2.4.9-e.27 RHSA-2003:239 - Updated kernel addresses security vulnerabilities 2003-08-21, on page 7 (121-140) * 2.4.9-e.30 RHSA-2003:389 - Updated 2.4 kernel fixes privilege escalation 2003-12-01, on page 8 (141-160) * 2.4.9-e.34 RHSA-2003:408 - Updated kernel packages address security vulnerabilities, bugfixes 2003-12-19, on page 10 (181-192) * 2.4.9-e.35 RHSA-2003:419 - Updated kernel packages resolve security vulnerability 2004-01-05, on page 10 (181-200) * 2.4.9-e.37 RHSA-2004:044 - Updated kernel packages resolve minor security vulnerabilities 2004-02-03, on page 11 (201-220) * 2.4.9-e.38 RHSA-2004:069 - Updated kernel packages fix security vulnerability 2004-03-05, on page 11 (201-220) * 2.4.9-e.40 RHSA-2004:105 - Updated kernel packages fix security vulnerability 2004-04-21, on page 12 (221 – 240) * 2.4.9-e.41 RHSA-2004:260 - Updated kernel packages fix security vulnerabilities 2004-06-18, on page 13 (241 - 260) * 2.4.9-e.43 RHSA-2004:354 - Updated kernel packages fix security vulnerability 2004-07-02, on page 13 (241 - 260) * 2.4.9-e.48 RHSA-2004:418 - Updated kernel packages fix security issues 2004-08-03, on page 14 (260 - 281) * 2.4.9-e.49 RHSA-2004:437 - Updated kernel packages fix security vulnerability 2004-08-18, on page 14 (260 – 281)
5.选择适当的链接:
RHSA-2002:128, RHSA-2002:227, RHSA-2002:263, RHSA-2003:319, RHSA-2003:103, RHSA-2003:147, RHSA-2003:195, RHSA-2003:239, RHSA-2003:389, RHSA-2003:408, RHSA-2003:419, RHSA-2004:044, RHSA-2004:069, RHSA-2004:105, RHSA-2004:260, RHSA-2004:354, RHSA-2004:418, or RHSA-2004:437.
6.之后点击"Packages"。
7.查看一份旧版内核单.选 择需要的软件报并下载.rpm文 件,运 行md5sum进 行文件校验。
8.可以用以下命令安装RPM安 装包:
rpm -ivh kernel-<version>.<architecture>.rpm