Recently we had the need to have a Xen domU interact with a device attached to the serial port of it’s dom0 host. It’s not as easy to setup as as one would think! Here’s a quick howto. We used CentOS 5.3..
The following instructions explain how to convert a VMWare (CentOS 5) virtual machine, into a Xen DomU guest machine. The basis for this tutorial was this post by David Nalley.
Just solved a Xen problem for a new client : his Xen Dom0 host had two interfaces. Both were configured with an IP address on the same subnet. While this worked on the regular Linux kernel, as soon as he booted into the Xen kernel, the machine became unreachable on …
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