Posts Tagged ‘ Red Hat ’

Firewall editing script

Ok, here’s a wee script I threw together to help myself and any other sys admins who have to make a lot of edits to the iptables firewall in Red Hat / CentOS. It basically opens up the /etc/sysconfig/iptables file to allow you to make your edit(s) and then when you close the editor, it’ll [ READ MORE ]

HOWTO: Convert from RHEL 5.3 to CENTOS 5.3

This is actually a lot more simple than I was expecting. Recently our RHEL subscription for a backup server expired and couldn’t really justify the cost to renew it, so I decided to convert it to a CentOS installation by doing the below: yum clean all mkdir /usr/src/centos cd /usr/src/centos wget http://mirror.centos.org/centos/RPM-GPG-KEY-CentOS-5 wget http://mirror.centos.org/centos/5/os/i386/CentOS/centos-release-5-3.el5.centos.1.i386.rpm wget http://mirror.centos.org/centos/5/os/i386/CentOS/centos-release-notes-5.3-3.i386.rpm wget http://mirror.centos.org/centos/5/os/i386/CentOS/yum-3.2.19-18.el5.centos.noarch.rpm wget http://mirror.centos.org/centos/5/os/i386/CentOS/yum-updatesd-0.9-2.el5.noarch.rpm wget http://mirror.centos.org/centos/5/os/i386/CentOS/yum-fastestmirror-1.1.16-13.el5.centos.noarch.rpm rpm –-import RPM-GPG-KEY-CentOS-5 /bin/rpm [ READ MORE ]

Certification exams and the like…

Ok, so just this past week I think I’ve gone a bit crazy with the certification exam bookings. I booked myself in for two linux certifications which I was due to take yesterday. I say “due” because when I actually got to the place where the exam was meant to be “Professional Computer College, [ READ MORE ]

CentOS Project

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