Blog post about monitoring bird with Nagios

Hello, I've written a blog post about how I monitor Bird protocol sessions using Nagios and SNMP, which I thought might be of interest to people who read this list. I'm also interested as to whether it makes any sense, because if it doesn't make any sense to folk on this list I've no hope. Anyhow, it's at http://www.littleowlconsultancy.com/blog/how-we-monitor-bird-using-snmp-and-... David