[plug] Another network question (IP Aliasing)

[Craig Ringer]

> Hmm, I suppose there is no physical connection to Optus B3, so it does
> sort of count as wireless, but I think that when you use the the word
> "Wireless" you're thinking of 802.11x or any number of other short range
> solutions. 

Nope. Something more like Cityspan - wireless == any EM transmission w/o 
wires, including optical, microwave, etc.

> PS. I concede that if you're only using your backup a day or 2 every
> couple of months, this is not the solution for you. You might find it
> much more effective to get a mate within clear-line-of-sight, with a
> similar requirement to yours, each buy a yagi and a wireless access
> point, and ensure that you're both connected to different pipes. That
> way both of you have each other as the redundancy. You could expand it
> to cover a number of mates and even share traffic among yourselves...

That's not a bad plan, actually. Our location may make that impossible 
(Subiaco, down a hill from any real business area)

Craig