On Wed, Jan 12, 2005 at 01:27:18PM +0100, Valton Hashani wrote: > Hi all, > I am a newbie and I have not played a lot with tc utility. I have red maybe everything that has to do with massive filtering (maybe not everything). If you can help me on this I would appriciate that very much. I use tc utility with iproute2-ss040831. > I want to limit bandwidth for the 192.168.0.0/16 subnet using this script. > > > tc qdisc del dev eth0 root > tc qdisc add dev eth0 root handle 1: htb > tc class add dev eth0 parent 1: classid 1:2 htb rate 100Mbit ceil 100MBit > tc filter add dev eth0 parent 1:2 handle 2: protocol ip u32 divisor 256 > tc filter add dev eth0 protocol ip parent 1: u32 match ip dst 192.168.0.0/16 hashkey mask 0x000000ff at 12 link 2: change to: tc filter add dev eth0 protocol ip parent 1: u32 match ip dst 192.168.0.0/24 hashkey mask 0x000000ff at 16 link 2: > tc class add dev eth0 parent 1:2 classid 1:3 htb rate 128Kbit ceil 128Kbit > > j=0; > > while [ $j -le 254 ] > > do > i=0; > > while [ $i -le 254 ] > do > hexi=`echo "obase=16; $i" | bc` add hiere: echo tc filter add dev eth0 protocol ip parent 1:2 u32 ht 2:$hexi: match ip dst 192.168.$j.$i flowid 1:3 and show us results. > tc filter add dev eth0 protocol ip parent 1:2 u32 ht 2:$hexi: match ip dst 192.168.$j.$i flowid 1:3 > i=$((i+1)) > done > > j=$((j+1)) > done > > somewhere at 192.168.8.7/32 it appears on the screen this message > > RTNETLINK answers: File exists > We have an error talking to the kernel > > Can you tell me please what am I doing wrong. -- Tomasz Paszkowski
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