Thread:Project:Support desk/upgrading and migrating media wiki

Hi ,

i would like to upgrade and migrate media wiki, Media wiki details: Media wiki version: 1.14 Os: RHEL5 SQL VERSION: 5.0 PHP: 5.1

I would like to upgrade to: Media wiki: 1.20 Os: RHEL 6

Can you please send me if you have any How to's or step by step document.

Thanks

Vikram