airport cmdline tool

In the notes-to-self category, turns out apple ships a tool called 

1
airport
in leopard.
Following this article’s suggestion, I linked it like so:

cd /usr/sbin
sudo sudo ln -s /System/Library/PrivateFrameworks/Apple80211.framework/Versions/A/Resources/airport

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airport -h
shows me that I can do 
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airport -I
to see my current status