Urbackup client software for Redhat compatibility

[root@lg-srvr-1 urbackup]# cat /etc/redhat-release
Red Hat Enterprise Linux Server release 5.11 (Tikanga)

[root@lg-srvr-1 urbackup]# yum repolist
Loaded plugins: dellsysid, product-id, security, subscription-manager
repo id repo name status
dell-omsa-indep Dell OMSA repository - Hardware independent 2,991
dell-omsa-specific Dell OMSA repository - Hardware specific 12
home_kot1grun kot1grun’s Home Project (RHEL_7) 12
rhel-5-server-cf-tools-1-rpms Red Hat CloudForms Tools for RHEL 5 (RPMs) 35
rhel-5-server-rpms Red Hat Enterprise Linux 5 Server (RPMs) 16,631
rhel-server-dts-5-rpms Red Hat Developer Toolset RPMs for Red Hat Enterprise Linux 5 Server 84
rhel-server-dts2-5-rpms Red Hat Developer Toolset 2 RPMs for Red Hat Enterprise Linux 5 Server 163
repolist: 19,928
[root@lg-srvr-1 urbackup]#

Yes tried on both way via repo and via rpm -ivh.

Please advise me.