Monthly Archives: August 2011


Time to move up (in versions)

A long standing Nagios install (Ubuntu 8.10) has been tasking me over the last few days as although it has run without a blip for many years (probably being rebooted about once a year) it has no doubt reached its EOL (End OF Life). Given the lack of problems  I hadn’t bother to upgrade the […]


Nagios external commands issue – Error: Could not open command file ‘/usr/local/nagios/var/rw/nagios.cmd’ for update!

I  experienced this problem recently with a long standing instance of Nagios which had recently been updated. The is was that Error: Could not open command file ‘/usr/local/nagios/var/rw/nagios.cmd’ for update! was displayed when trying to change the properties for a host – such as enabling alerts or acknowledging alerts. The solution was to check and […]


Connectify goes Pro

Connectify – software that allows you to share a wireless internet connection as an Access Point or Hotspot has gone PRO. The two versions – Pro and Lite are differentiated by the functionality they provide. You can get it here The developers describe it as Connectify is an easy to use software router for Windows […]


Life without Steve

At a recent social gathering – the subject of Steve Jobs and Apple came up. Interesting to see how far Apple and Steve have penetrated the general population rather than just the IT crowd. The topics ranged over the Apple approach to products and “innovation” through the previous history of Apple and some of the […]


Apple IOs and DHCP issue

A client reported a problem with wireless dhcp clients losing connections after a short period. After investigation it was found that all the affected devices were running Apple IOS – Ipads and Iphone 4 handsets. Researching the problem brought up a well documented experience of the issue by an American University here. What surprised me […]