* Add PL-Grid or/and QCG repositories:
 * Official PL-Grid repository (recommended)
{{{
#!div style="font-size: 90%"
{{{#!sh
rpm -Uvh http://software.plgrid.pl/packages/repos/plgrid-repos-2010-2.noarch.rpm
}}}
}}}
 * Official !QosCosGrid repository
{{{
#!div style="font-size: 90%"
{{{#!sh
rpm -Uvh http://www.qoscosgrid.org/qcg-packages/sl6/x86_64/qcg-repo-official-1.0.0-1.noarch.rpm
}}}
}}}
 * !QosCosGrid unstable repository (not recommended - mainly for developers and testers)
{{{
#!div style="font-size: 90%"
{{{#!sh
rpm -Uvh http://www.qoscosgrid.org/qcg-packages/sl6/x86_64/qcg-repo-unstable-1.0.0-1.noarch.rpm
}}}
}}}