用yum安装ati驱动显示以下信息?

sunstorm

[root@localhost ~]# yum install fglrx_6_8_0-8.14.13-1.i386.rpm
Setting up Install Process
Setting up repositories
Fedora Core 4 updates-Sta 100% |=========================|  951 B    00:00
Fedora Core 4-Stanford mi 100% |=========================| 1.1 kB    00:00
extras                    100% |=========================| 1.1 kB    00:00
updates-released          100% |=========================|  951 B    00:00
http://linux.admin.uillinois.edu/pub/linux/fedora/linux/core/4/i386/os/repodata/repomd.xml: [Errno 4] IOError: HTTP Error 403: Date: Thu, 07 Jul 2005 15:31:45 GMT
Server: Apache/2.0.46 (Red Hat)
Content-Length: 353
Connection: close
Content-Type: text/html; charset=iso-8859-1
Trying other mirror.
base                      100% |=========================| 1.1 kB    00:00
Reading repository metadata in from local files
Parsing package install arguments
Examining fglrx_6_8_0-8.14.13-1.i386.rpm: fglrx_6_8_0 - 8.14.13-1.i386
Marking fglrx_6_8_0-8.14.13-1.i386.rpm to be installed
Resolving Dependencies
--> Populating transaction set with selected packages. Please wait.
---> Package fglrx_6_8_0.i386 0:8.14.13-1 set to be updated
--> Running transaction check
--> Processing Dependency: libstdc++.so.5(CXXABI_1.2) for package: fglrx_6_8_0
--> Processing Dependency: libstdc++.so.5 for package: fglrx_6_8_0
--> Processing Dependency: libstdc++.so.5(GLIBCPP_3.2) for package: fglrx_6_8_0
--> Restarting Dependency Resolution with new changes.
--> Populating transaction set with selected packages. Please wait.
---> Package compat-libstdc++-33.i386 0:3.2.3-47.fc4 set to be updated
--> Running transaction check

Dependencies Resolved

=============================================================================
Package                 Arch       Version          Repository        Size
=============================================================================
Installing:
fglrx_6_8_0             i386       8.14.13-1        fglrx_6_8_0-8.14.13-1.i386.rpm   25 M
Installing for dependencies:
compat-libstdc++-33     i386       3.2.3-47.fc4     Fedora Core 4-Stanford mirror  228 k

Transaction Summary
=============================================================================
Install      2 Package(s)
Update       0 Package(s)
Remove       0 Package(s)
Total download size: 25 M
Is this ok [y/N]: y
Downloading Packages:
warning: rpmts_HdrFromFdno: Header V3 DSA signature: NOKEY, key ID 4f2a6fd2
public key not available for compat-libstdc++-33-3.2.3-47.fc4.i386.rpm
[root@localhost ~]#
最后的警告是怎什么意思呢,如何解决呢?

worker321

把你的yum。conf贴出来看看

sunstorm

To worker321:
[main]
cachedir=/var/cache/yum
debuglevel=2
logfile=/var/log/yum.log
pkgpolicy=newest
distroverpkg=redhat-release
tolerant=1
exactarch=1
retries=20
obsoletes=1
gpgcheck=1

# PUT YOUR REPOS HERE OR IN separate files named file.repo
# in /etc/yum.repos.d
[Fedora Core 4-Stanford mirror]
name=Fedora core  $releasever - $basearch - 4
baseurl=ftp://mirror.stanford.edu/pub/mirrors/fedora/linux/core/4/i386/os/
[Fedora Core 4 updates-Stanford mirror]
name=Fedora core  $releasever - $basearch - 4
baseurl=ftp://mirror.stanford.edu/pub/mirrors/fedora/linux/core/updates/4/i386/