Author: Steven Protter

DNS configuration checklist

BIND has always been a dark art. Recent configuration nuances made in the name of improving security have made things all the more fun. Here is a simple checklist that can avoid trouble and downed websites. Note that on RHEL6/CentOS/ and clones the /var/named/chroot structure has been made obsolete. Before starting cp /etc/named.conf /root  # […]

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Centos Continuous Release with caution

Centos Continuous release is very easy to install. Download and install 1 rpm and you are all set. i386: ( sha256: 9fc78d2d79abeb1513f0851d075a2860f5039fc8db3fb0db4c660252fffda894 ) x86_64: ( sha256: bd55e1505caae2f78c306290d235b7f54833fcad5a9f1942b3cb54e28f7bfe73 ) But I urge caution. In my lab, I downloaded the 64 bit version and installed it. Then I ran the following command: yum -y update […]

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Network Channel Bonding (teaming) RHEL 6.0

This procedure did not actually change very much from RHEL 5.0. Knowing the changes however are pretty critical to getting it right. Gone is the Administrator’s friend and potential cestpool, /etc/modpprobe.conf Its replaced by anything you want to load in /etc/modprobe.d Naming guidelines? Who needs them. Name the file anything you want. Procedure: Still pretty […]

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