Re: PARAMs

Linux Advanced Routing and Traffic Control

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On Friday 26 November 2004 07:38, James Lista wrote:
> buddies,
>
<snip>
> I understood it is adding a filter to go to class $VIP in device wan (eth0
> in my case)........
> I also understant that "match ip protocol 6"  <-- 6 = TCP - I see that in
> /etc/protocols, but why that 0xff after it ?
>
> can someone explain the rest of the params ?  I donnot understant those
> params like prio 10, u32, match u16 0x0000 0xffc0, etc !

This is the only documentation I have been able to track down in my travels 
about the u32 classifier[1].  I don't know why there's an 0xff after match 
'ip protocol 6'.  You get the same thing for '[d|s]port 53 0xff' matches, 
too.  I think those keywords are syntactic sugar.

[1] http://lartc.org/howto/lartc.adv-filter.html

-- 

Jason Boxman
Perl Programmer / *NIX Systems Administrator
Shimberg Center for Affordable Housing | University of Florida
http://edseek.com/ - Linux and FOSS stuff

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