rhel 4

I would like to to delete my iptables based firewall rules under Linux. How do I delete rules individually or all at once under CentOS or Fedora Linux or RHEL based servers?

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Q. How do I view the pre / post installation or uninstallation script inside the RPM file called foo.rpm under Red Hat Enterprise Linux / RHEL / CentOS / Fedora / Suse Linux? How do I list the package specific scriptlet(s) that are used as part of the installation and uninstallation processes?

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How can I create mpath devices for partitions under CentOS Linux version 5.x server?

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How do I apply package updates from the Red Hat Network (RHN)?

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