Ubuntu Natty Narwhal and Xen

 Virtualization  Comments Off on Ubuntu Natty Narwhal and Xen
May 032011

I was in the mood to refresh a few of my Xen virtual machines, and saw that Ubuntu 11.04 had been released, so I figured I’d give it a try. Ubuntu has typically been pretty decent under Xen, working well as either a hardware virtualized (HVM) or paravirtualized (PV) guest, but standards appear to have slipped with this latest release. I ran into problems with natty properly detecting and using both the NIC and the hard disk at multiple points in the install and setup. The instructions below will walk you through setting up a paravirtualized guest running Ubuntu 11.04. The instructions are pretty standard for any moderately recent release of Ubuntu or Debian, with the gotcha’s specific to Ubuntu 11.04 specifically marked.
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Installing trixbox As A Xen Virtual Machine

 Virtualization, VoIP  Comments Off on Installing trixbox As A Xen Virtual Machine
Dec 172010

My cordless phone are dying. For years now I’ve used a pair of GE cordless phones and a Linksys SPA2100 with the Primus TBB VoIP service. The batteries and LED screens on the phones are pretty well shot at this point, so I need a replacement. But why would I buy another set of analogue phones? That seems totally counter to my position as a VoIP tech.┬áSo here’s the plan: Get trixbox running as a paravirtualized Xen domU and configure a pair of Linksys WIP310’s to act as my house phones (the WIP310 is a wifi SIP phone in a candybar form factor, meaning they are essentially drop in replacements for my old cordless phones).
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