Tag: RedHat

IP Masquerading (NAT in Red Hat)

Posted on by Vallard

In my lab I have a server that is dual homed.  It is connected to the outside network on one interface (br0) and the internal network (br1) is connected to the rest of my VM cluster. I want the VMs to be able to get outside.  So the way I did that (on RedHat) was…

Update RHEL4 AS U 4 to CentOS 5.3

Posted on by Vallard

I found this great migration guide here on how to go from RHEL4 to CentOS 5.3.  The article is actually older so just going to CentOS 5, but the concepts were nearly the same, just changes in the versions of the packages. Some deviations: 1.  Copy the Base Media DVD to the RH4 machine first. …

xCAT and RHAS4 update 4

Posted on by Vallard

Recently I had to add support for xCAT to install Red Hat 4 update 4 for a project I was working on.  I’m using development versions of xCAT 2.3 before all the xnba stuff got put in, so its a real hodgepodge of code. Here is how I did it. 1.  copy the cds:

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