Open a Terminal window and run the following:

lsb_release -a



This command will give results resembling to the following sample.

Note: In the following sample, content in parenthesis is the description of the output.

[ root@localhost ~] # lsb_release -a    (Command Line)
LSB version:         :core-3.1-ia32:core-3.1-noarch:graphics-3.1-ia32:graphics-3.1-noarch     (LSB command version installed on the system)
Distributor ID:       RedHatEnterpriseServer          (OS provider)
Description:          Red Hat enterprise Linux Server release 5.2        (OS name)
Release:                5.2         (OS version)
Codename:           Tikanga  (Codename of the OS)

Check the Software Compatibility List for OS name and OS version to determine the compatibility.

Additionally the following command will give the kernel version.

The following sample is the output of kernel version.

[root@localhost ~] #uname -r
2.6.18-92.el5   (Kernel version)