Re: ipf question

["Followup-To:" header set to muc.lists.freebsd.security.]
聚rick Mechlerꬠ<emechler@techometer.net> wrote:
> :: pass in quick on xl0 proto tcp/udp from any to any port 137 <> 139 keep
> :: state
> 
> This line allows in all tcp and udp ports less than 137 and greater than 
> 139, which is exactly what you don't want :)  If you want to allow all 
> ports 137-139 inclusive, you need to change it to
> 
>   ... port 136 >< 140 keep state
> 
> The < and > operators are not inclusive.

I know it has been defined like that. But why?

Why wasn't an inclusive .. operator used? There must be a reason for this, but
which one is it?
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