linux QOS流量管理实例四
作者 佚名技术
来源 Linux系统
浏览
发布时间 2012-05-17
| -j MARK --set-mark 3
#mark packets for HQ traffic - value 3 $IPT -t mangle -A PREROUTING -d 192.168.1.0/24 -s $PREFIX.0/24 -j MARK --set-mark 4 具体QOS脚本如下： #!/bin/bash #Edit these lines to suit location TOTALBW=1024 #Total UPLOAD bandwidth for the location VBW=128 #Voice bandwidth in this location PREFIX=192.168.4 #IP addresses in this location #no more editing is required below this line let BW=$TOTALBW-$VBW #delete root qdisc - this will drop all classes
tc qdisc del root dev eth0 #create root qdisc tc qdisc add dev eth0 root handle 1: htb default 12 #create root class tc class add dev eth0 parent 1: classid 1:1 htb rate ${TOTALBW}kbit ceil ${TOTALBW}kbit #add class, Add Qdisc, Add Filter AC="tc class add dev eth0 parent" AQ="tc qdisc add dev eth0 parent" AF="tc filter add dev eth0 protocol ip parent 1:0 prio 1" #VoIP should have the highest priority $AC 1:1 classid 1:10 htb rate ${VBW}kbit ceil ${VBW}kbit prio 0 $AQ 1:10 handle 100: pfifo limit 5 $AF handle 1 fw classid 1:10 #Database Replication #we allow a minimum of 3/8 of total bandwidth for replication let DBW=3*$BW/8 $AC 1:1 classid 1:20 htb rate ${DBW}kbit ceil ${BW}kbit prio 1 $AQ 1:20 handle 200: pfifo limit 5 $AF handle 2 fw classid 1:20 #Remote DB application developers #we allow a minimum of 1/8 of total bandwidth for remote developers let RBW=$BW/8 $AC 1:1 classid 1:30 htb rate ${RBW}kbit ceil ${RBW}kbit prio 2 $AQ 1:30 handle 300: pfifo limit 5 $AF handle 3 fw classid 1:30 #traffic between HQ and this location #we allow a minimum of 1/4 of total bandwidth for traffic with HQ let I=$BW/4 $AC 1:1 classid 1:40 htb rate ${I}kbit ceil ${BW}kbit prio 3 $AQ 1:40 handle 400: pfifo limit 5 $AF handle 4 fw classid 1:40 #Internet Traffic for users #we allow a minimum of 1/4 of total bandwidth for internet traffic $AC 1:1 classid 1:50 htb rate ${I}kbit ceil ${BW}kbit prio 4 $AQ 1:50 handle 500: pfifo limit 5
tc filter add dev eth0 protocol ip parent 1:0 prio 5 u32 match ip src $PREFIX.0/24 flowid 1:50 更多的关于HTB的配置请参考： http://luxik.cdi.cz/~devik/qos/htb/manual/userg.htm
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