IPF equivalent of "recent" module?

[Mark Leisher]

We suffer from a lot of brute force password attacks against ssh. Is there any 
way to get the netfilter "recent" module behavior out of IPF (see related link 
below)?

http://blog.andrew.net.au/2005/02/17#ipt_recent_and_ssh_attacks
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Mark Leisher
Computing Research Lab            Frantic orthodoxy is never rooted in
New Mexico State University       faith but in doubt. It is when we are
Box 30001, MSC 3CRL               unsure that we are doubly sure.
Las Cruces, NM  88003               -- Reinhold Niebuhr (1892-1971)