Re: Question on hashkey

Stef Coene
Mon, 12 Aug 2002 11:19:35 -0000

> 1.
> tc filter add dev eth1 protocol ip perent 1:0 \
> prio 5 u32 ht 800:: \
> match ip src 1.2.0.0/16 \
> hashkey mask 0x000000ff at 12 \
> link 2:
>
> It seems that the hashkey make can only applied to ip
> header. How can I use the marked number in a packet
> (using iptables) as the hashkey???
>
> 2.By looking ad "tc filter add fw help", it seems that
> hashing is not supported in "fw", is it? so how can I
> speed up the search time if I''ve 1000 fitler rules
> using fw???
If you add a fw filter with no options :
tc filter add dev eth0 parent 1: protocol ip prio 3 handle 1 fw
Then the mark will be used as the classid.  So if you marked a packet with 5,
the packet will be placed in class1:5.

Stef

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