Linux

Exclude certain packages from yum-cron (but not from yum)

This is a solution for how you can exclude certain packages being updated when using yum-cron. Docker and kernel are packages I would like to exclude from yum-cron. The solution to this is to modify the /etc/yum/yum-cron.conf file adding this to the [base] section RHEL7/Centos7 [base] … exclude = kernel* docker* On RHEL6/Centos6 you can […]

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Linux

Switching to a graphical login on RHEL6

This is a short post on how to install the necessary components to get X Server running on a bare bone RedHat 6 Enterprise Server (CentOS6) installation. The following commands should be run from a console window as the root user. Install barebone X support # yum groupinstall “X Window System” Install X and the […]

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Network

Disable IPv6 on Redhat RHEL5

This post describes how to disable IPv6 on a Redhat (RHEL5) installation. I haven’t had the time to test it on other version of Redhat. Edit /etc/sysconfig/network and change NETWORKING_IPV6=no Edit /etc/modprobe.conf and add these lines alias net-pf-10 off alias ipv6 off Stop the ipv6tables service # service ip6tables stop Disable the ipv6tables service # […]

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