Why you might need to reboot your router to see a website

Thursday, July 29th, 2010

Just at holiday season begins, it looks very much as if various service providers and backbone connection suppliers have been very busy.

Lots of services have had their public IP addresses updated; I am getting calls from clients whose internal systems don’t genuinely use a domain name to get to a service. It’s not uncommon for all manner of software products (including router firmware) to let you type in www.pcpro.co.uk, and then look it up at that moment and convert it to 212.100.242.151 – which is what they then store for future connection attempts.

When we decide to change that underlying server address – which isn’t a bad thing to do, it’s a supported and allegedly seamless choice for a connectivity person to make – these various bits of software and hardware that use “one-shot lookup” simply fail to re-connect the PCs behind them.

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How to keep freeloaders off your Wi-Fi connection

Monday, August 24th, 2009

Here’s an ever-so-slightly ingenious way of keeping spongers, hackers and the proletariat off your home or office Wi-Fi connection – just rename your router as follows:

(Image via F-Secure’s Mikko Hypponen)