From mboxrd@z Thu Jan  1 00:00:00 1970
From: Victor Cassar <victorcassar@yahoo.com>
Date: Tue, 07 Jan 2003 23:55:55 +0000
Subject: Re: [LARTC] Incomprehensive problem with tc filter & mangle...
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List-Id: <lartc.vger.kernel.org>
References: <marc-lartc-104197594226744@msgid-missing>
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To: lartc@vger.kernel.org

Ronan:=20
If you are bridging remember that traffic classfiers
can=B4t see the bridged traffic thats why all the
traffic goes to the default queue

there is no support for brdige + classifiers unless
you apply the right patches

Victor Cassar
--- Ronan LAVIEC <ronan.laviec@club-internet.fr>
wrote:
> First of all, hi !!!
> And please be comprehensive for my poor english,
> cause I'm French and French
> do not speak very well foreign language :o).
>=20
> So my problem :
>=20
> I use -j MARK in mangle table to catch packets with
> tc filter and to put
> them in one or another class, but this doesn't work.
>=20
> Here is the script I try to use to do QoS :
>=20
> # This script try to give priority to small packets
> traffic
> # This is due to always have good ping in online
> game, even if some
> uploading are on.
>=20
> UPLINK=124
> UPLINK_OTHERp
>=20
> LAN_IFACE=3Deth1
> EXT_IFACE=3Dppp0
>=20
> # Mark all packets
> $IPTABLES -t mangle -A PREROUTING -i $LAN_IFACE -m
> length --length 0:200 -j
> MARK --set-mark 10
> $IPTABLES -t mangle -A PREROUTING -i $LAN_IFACE -m
> length --length
> 200:400 -j MARK --set-mark 15
> $IPTABLES -t mangle -A PREROUTING -i $LAN_IFACE -m
> length --length
> 400:800 -j MARK --set-mark 20
> $IPTABLES -t mangle -A PREROUTING -i $LAN_IFACE -m
> length --length
> 800:1500 -j MARK --set-mark 25
>=20
> $TC qdisc del dev $EXT_IFACE root    2> /dev/null >
> /dev/null
> $TC qdisc del dev $EXT_IFACE ingress 2> /dev/null >
> /dev/null
>=20
> $TC qdisc add dev $EXT_IFACE root handle 1: htb
> default 20
>=20
> $TC class add dev $EXT_IFACE parent 1: classid 1:1
> htb rate ${UPLINK}kbit
> burst 6k
>=20
> $TC class add dev $EXT_IFACE parent 1:1 classid 1:10
> htb rate ${UPLINK}kbit
> \
>    burst 6k prio 1
> $TC class add dev $EXT_IFACE parent 1:1 classid 1:20
> htb rate
> ${UPLINK_OTHER}kbit \
>    burst 6k prio 2
>=20
> $TC qdisc add dev $EXT_IFACE parent 1:10 handle 10:
> sfq perturb 10
> $TC qdisc add dev $EXT_IFACE parent 1:20 handle 20:
> sfq perturb 10
>=20
> # The rules that's didn't work, and I don't now why.
> $TC filter add dev $EXT_IFACE parent 1: protocol ip
> prio 15 \
>    handle 10 fw classid 1:10
> $TC filter add dev $EXT_IFACE parent 1: protocol ip
> prio 20 \
>    handle 15 fw classid 1:10
>=20
> # End of rc.qos
>=20
> I don't now why this doesn't work, because filter
> rules are setting up, a
> "tc filter show" gives :
>=20
> filter parent 1: protocol ip pref 15 fw
> filter parent 1: protocol ip pref 15 fw handle 0xa
> classid 1:10
> filter parent 1: protocol ip pref 20 fw
> filter parent 1: protocol ip pref 20 fw handle 0xf
> classid 1:10
>=20
> But "tc class show" always gives :
>=20
> class htb 1:1 root rate 124Kbit ceil 124Kbit burst
> 6Kb/8 mpu 0b cburst
> 1757b/8 mpu 0b level 7
>  Sent 205068 bytes 151 pkts (dropped 0, overlimits
> 0)
>  rate 2122bps 1pps
>  lended: 0 borrowed: 0 giants: 0
>  tokens: 217601 ctokens: -8773
>=20
> class htb 1:10 parent 1:1 leaf 10: prio 1 quantum
> 1587 rate 124Kbit ceil
> 124Kbit burst 6Kb/8 mpu 0b cburst 1757b/8 mpu 0b
> level 0
>  Sent 0 bytes 0 pkts (dropped 0, overlimits 0)
>  lended: 0 borrowed: 0 giants: 0
>  tokens: 317109 ctokens: 90735
>=20
> class htb 1:20 parent 1:1 leaf 20: prio 2 quantum
> 1000 rate 70Kbit ceil
> 70Kbit burst 6Kb/8 mpu 0b cburst 1688b/8 mpu 0b
> level 0
>  Sent 205068 bytes 151 pkts (dropped 0, overlimits
> 0)
>  rate 2029bps 1pps
>  lended: 151 borrowed: 0 giants: 0
>  tokens: 385463 ctokens: -21851
>=20
> This is always the default option that is used, it's
> as if the filter
> weren't there.
>=20
> And as this is my firts attempt to make something
> like this, I do not
> necessaraly understand all the subtibility of tc
> rules (like u32 matches).
>=20
> Ronan LAVIEC.
>=20
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