Background I have a long time looked at Telldus Tellstick that can control wall-plug socket recievers and other devices. Finally I got my hands on one that my collegue wanted to sell. This article will describe how to get it up and running on a x86_64 CentOS 6 box, the procedure would be the same on […]
Background As a monitoring fanatic, I think that have mirrored disk without monitor the mirror is worse then not have a redundant disk system at all. If you think that you are safe and you are not, is worse then be aware of a risk and calculate with it. This article will describe how I did monitoring […]
Background My old NAS built on top of CentOS has some performence issues and the disks are quit old now. The hardware is leftovers that is approx 8 years old and not highend at that time either. The disks age has worried my for a time and I would like to have higher redunduncy with […]
Monitor the cloud with nagios or op5 monitor.
Background It is very handy to have a temprobe attached to network devices like a Wlan router, if OpenWRT is installed it is easy to use 1-wire devices. By using this method it is possible to create wireless temperature probes that uses Wlan.
To be able to administrate my OpenWRT router from Internet I need to open the ssh port on the Wan interface. It is real simple, just add to following to /etc/config/firewall: #open ssh on wan interface config rule option src wan option dest_port 22 option target ACCEPT option proto tcp And restart […]
Background After struggeling with my Linksys WRT-160NL to get OpenWRT stable I finally gave up. It ended upp with DD-WRT instead. Unfortunatly DD-WRT do not have the functionality I want like: -rndis device so I could use my Android phone to connect to Internet -1-wire device support -Nagios agent The solution was to buy another device where OpenWRT support […]
Background I have a need of GPS tag my digital photos. Unfortunatly a GPS device to my camera costs approx 230 Eur. In my humble opinion I think that is way of, especially considering that with some software in the camera any standard USB GPS reciever would do the job. They cost approx 40 Eur. I have […]
Presenting collected Nagios data has been cumbersome. But now with op5 added funtionality, storing the data in a database makes it much easier. Morten Bekkelund has created a nice dashboard typically used in NOCs. The dashboard has been modified and improved by the community and an example can be seen at op5 sandbox dashboard and […]
Background When I was preparing a presentation about what op5 is doing and our contribution to the community, I went to ideas.nagios.org. When I browsed the list of the biggest issues with Nagios I found out that op5 has packaged and solved them all in op5 Monitor. I encourage everyone to take a peak at the list […]
