On Thu, 2006-10-19 at 16:14 -0400, James Carlson wrote:
> Andrew Wenlang Zhu writes:
> > 1. comment out pfil.ap for that interface type - bge in this case.
> > 2. create a simple script using ifconfig to insert pfil into the
> > interface "bge1" stack. the script can be put somewhere under /etc/rc2.d
> 
> Ah, yes.  If you manipulate the autopush entries on the fly (using
> /usr/sbin/autopush itself might be simpler), then you can add a
> match-everthing entry (bge -1 0 pfil), plumb the interface that needs
> pfil, and then remove the autopush entry.
> 
> It assumes that interface plumbing is single-threaded (just one
> administrator running one script plumbing up one interface at a time).
> 
> > Or a safer way:
> > 
> > Still use pfil.ap to load pfil to all in interfaces, then use a startup
> > script to unload pfil from the stack of the interface you do not want -
> > bge0 in this case.
> 
> With ifconfig modremove?  Yes, you could do that.  I wouldn't
> recommend it, as modremove is a bit on the hackish side.

Yes, use ifconfig modinsert to load pfil and modremove to unload it.

I agree with you that to use these commands, a user needs to be clear
what he is doing. 


> 
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