How's that for a very specific tip?
Well I didn't want to emerge ftp in my gentoo installation and links was there. So I took it as a challenge to figure it out. I seem to remember being able to do that a long time ago. Found the answer here.
In short do this:
In other words, it's not very secure. :) But sufficient for my internal network ftping needs...
Of course ncftp r0xx0r, so this is a very limited use tip.