The inspiration for this project came from @nivnov pointing me to http://wallbox.weebly.com/. I had somewhat of a different take on the
Continue readingAbout Me
I’m an Engineer, working for Vonage (an Ericsson company). I write about stuff that interests me - primarily Networks, Software Engineering, VoIP and Electronics. It exists in the hope that someone may learn from my thoughts and ramblings. I'm on GitHub! I'm also currently fairly active on Twitter and LinkedIn.
Changing the outgoing SMTP (sending) IP address in Postfix
This is far easier than I thought it’d be. I had to change it to get around some blacklisting my
Continue readingHow to detect Sonos devices on your network
A potential project requires me to detect Sonos devices on a network and find their IP addresses. Since Sonos only
Continue readingHow to use Kernel GPIO interrupts on the Raspberry Pi
Presumably everyone knows what the Raspberry Pi is, by now, so I’ll not start there. You may or may not
Continue readingSetting up a failover ADSL connection on a Cisco Router
This method will monitor a connection via ping and, on failure, it will bring up the line. Below is my
Continue readingHow to set up Internet connection (WAN) failover in Cisco IOS including e-mail notifications
As a revision to my earlier post on the matter, here’s a better constructed way to achieve the same effect
Continue readingHow to disable ICMP redirects in pfSense
When a router’s next hop gateway is in the same subnet as the previous hop, it’ll send an redirect to
Continue readingWhat is anycast? Anycast explained at a very basic level
, at a very basic level, is when a collection of servers share the same IP address and data is
Continue readingWhy I don’t like database stored proceedures
There’s a number of compelling reasons not to use them. Here’s just a few: They can’t be stepped through and
Continue readingInstalling pfSense on a Watchguard Firebox x550e and x750e
I’ve done this enough times to be confident that it works. There’s some great instructions written by Daniel Bernhardt which cover
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