[root@rbmain2 mail]# yum list available php/*
Loading "installonlyn" plugin
Setting up repositories
rpmforge                  100% |=========================| 1.1 kB    00:00
base                      100% |=========================| 1.1 kB    00:00
updates                   100% |=========================|  951 B    00:00
addons                    100% |=========================|  951 B    00:00
extras                    100% |=========================| 1.1 kB    00:00
Reading repository metadata in from local files
[root@rbmain2 mail]# uname -a
Linux rbmain2.rivers-bend.com 2.6.18-53.1.4.el5xen #1 SMP Fri Nov 30 01:21:23 EST 2007 x86_64 x86_64 x86_64 GNU/Linux