Author Archives: Karl Auer
It amazes me when a $50 device supports ssh tunelling! I wanted to run the web interface on a MikroTik router I’d just installed. Command line access is all very well, but for a lot of stuff, the web interface … Continue reading
In a mailing list I frequent, the conversation turned to tunnels as a means of getting IPv6 access. A personage of note who shall remain nameless here said: > IPv6-over-IPv4 tunnels are perhaps worse than not doing it at all. … Continue reading
In the past couple of days I have been configuring bunch of MikroTik routers. The configurations differ, but they all have a few things in common, and I wanted to record those things in a separate file as variables. My … Continue reading
Warning: Australian-only content :-) Now that the Coalition has finally released its NBN policy (here’s a copy) here’s my take on it: Fibre has a future. Copper has no future. Why is that something that people find so hard to … Continue reading
IPv6 source address selection must be very irritated; destination address selection gets all the press coverage. This article will start to redress the balance, by talking about what IPv6 source address selection is, why it is needed, and how it … Continue reading
NAT came into existence because of IPv4 address scarcity. With IPv6, that reason disappears. So, if we no longer need to multiplex addresses, should we retain NAT?
So you have an application. It was written (as far as you know) without IPv6 in mind, and now it has to work with IPv6. How hard is that going to be? Well, it depends on the application. Most of … Continue reading
If you read the doco (like “man gai.conf“) you would be forgiven for thinking that the contents of /etc/gai.conf controlled source and destination address selection in IPv6. You would be wrong.