Scientific Linux CERN 4 (SLC4) is not supported anymore (general user support ended in Dec 2010, experiment support in June 2013)

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Scientific Linux CERN 4 Documentation

Red Hat Enterprise Linux 4 Documentation

Most of RHEL 4 documentation applies to SLC4 systems notable exception being: installation instructions, Red Hat Network and up2date agent setup instructions. For the former please refer to SLC4 specific documentation hereabove.

Unsupported setup instructions