[root@bass root]# yum info tzdata
Gathering package information from servers
Getting headers from: CentOS-2 base
Getting headers from: CentOS-2 updates
Finding updated packages
Downloading needed headers
Looking in Available Packages:
Name   : tzdata
Arch   : noarch
Version: 2006m
Release: 3.el2_1
Size   : 684.64 kB
Group  : System Environment/Base
Summary: Timezone data
Description:
 This package contains data files with rules for various timezones around
the world.

Looking in Installed Packages:
[root@bass root]# yum install !$
yum install tzdata
Gathering package information from servers
Getting headers from: CentOS-2 base
Getting headers from: CentOS-2 updates
Finding updated packages
Downloading needed headers
Resolving dependencies
.....identical dependency loop exceeded
package glibc needs glibc-common = 2.2.4-32.11 (not provided)
package glibc needs glibc-common = 2.2.4-32.11 (not provided)
[root@bass root]#