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  • vtechun

    veterán

    #!/bin/bash
    # Wonder Shaper
    # please read the README before filling out these values
    #
    # Set the following values to somewhat less than your actual download
    # and uplink speed. In kilobits. Also set the device that is to be shaped.

    DOWNLINK=360
    UPLINK=60
    DEV=ppp0

    # low priority OUTGOING traffic - you can leave this blank if you want
    # low priority source netmasks
    NOPRIOHOSTSRC=

    # low priority destination netmasks
    NOPRIOHOSTDST=

    # low priority source ports
    NOPRIOPORTSRC=

    # low priority destination ports
    NOPRIOPORTDST=


    # Now remove the following two lines :)

    #echo Please read the documentation in 'README' first
    #exit

    if [ ''$1'' = ''status'' ]
    then
    tc -s qdisc ls dev $DEV
    tc -s class ls dev $DEV
    exit
    fi


    # clean existing down- and uplink qdiscs, hide errors
    tc qdisc del dev $DEV root 2> /dev/null > /dev/null
    tc qdisc del dev $DEV ingress 2> /dev/null > /dev/null

    if [ ''$1'' = ''stop'' ]
    then
    exit
    fi


    ###### uplink

    # install root HTB, point default traffic to 1:20:

    tc qdisc add dev $DEV root handle 1: htb default 20

    # shape everything at $UPLINK speed - this prevents huge queues in your
    # DSL modem which destroy latency:

    tc class add dev $DEV parent 1: classid 1:1 htb rate ${UPLINK}kbit burst 6k

    # high prio class 1:10:

    tc class add dev $DEV parent 1:1 classid 1:10 htb rate ${UPLINK}kbit \
    burst 6k prio 1

    # bulk & default class 1:20 - gets slightly less traffic,
    # and a lower priority:

    tc class add dev $DEV parent 1:1 classid 1:20 htb rate $[9*$UPLINK/10]kbit \
    burst 6k prio 2

    tc class add dev $DEV parent 1:1 classid 1:30 htb rate $[8*$UPLINK/10]kbit \
    burst 6k prio 2

    # all get Stochastic Fairness:
    tc qdisc add dev $DEV parent 1:10 handle 10: sfq perturb 10
    tc qdisc add dev $DEV parent 1:20 handle 20: sfq perturb 10
    tc qdisc add dev $DEV parent 1:30 handle 30: sfq perturb 10

    # TOS Minimum Delay (ssh, NOT scp) in 1:10:

    tc filter add dev $DEV parent 1:0 protocol ip prio 10 u32 \
    match ip tos 0x10 0xff flowid 1:10

    # ICMP (ip protocol 1) in the interactive class 1:10 so we
    # can do measurements & impress our friends:
    tc filter add dev $DEV parent 1:0 protocol ip prio 10 u32 \
    match ip protocol 1 0xff flowid 1:10

    # To speed up downloads while an upload is going on, put ACK packets in
    # the interactive class:

    tc filter add dev $DEV parent 1: protocol ip prio 10 u32 \
    match ip protocol 6 0xff \
    match u8 0x05 0x0f at 0 \
    match u16 0x0000 0xffc0 at 2 \
    match u8 0x10 0xff at 33 \
    flowid 1:10

    # rest is 'non-interactive' ie 'bulk' and ends up in 1:20

    # some traffic however suffers a worse fate
    for a in $NOPRIOPORTDST
    do
    tc filter add dev $DEV parent 1: protocol ip prio 14 u32 \
    match ip dport $a 0xffff flowid 1:30
    done

    for a in $NOPRIOPORTSRC
    do
    tc filter add dev $DEV parent 1: protocol ip prio 15 u32 \
    match ip sport $a 0xffff flowid 1:30
    done

    for a in $NOPRIOHOSTSRC
    do
    tc filter add dev $DEV parent 1: protocol ip prio 16 u32 \
    match ip src $a flowid 1:30
    done

    for a in $NOPRIOHOSTDST
    do
    tc filter add dev $DEV parent 1: protocol ip prio 17 u32 \
    match ip dst $a flowid 1:30
    done

    # rest is 'non-interactive' ie 'bulk' and ends up in 1:20

    tc filter add dev $DEV parent 1: protocol ip prio 18 u32 \
    match ip dst 0.0.0.0/0 flowid 1:20


    ########## downlink #############
    # slow downloads down to somewhat less than the real speed to prevent
    # queuing at our ISP. Tune to see how high you can set it.
    # ISPs tend to have *huge* queues to make sure big downloads are fast
    #
    # attach ingress policer:

    tc qdisc add dev $DEV handle ffff: ingress

    # filter *everything* to it (0.0.0.0/0), drop everything that's
    # coming in too fast:

    tc filter add dev $DEV parent ffff: protocol ip prio 50 u32 match ip src \
    0.0.0.0/0 police rate ${DOWNLINK}kbit burst 10k drop flowid :1


    jelenleg ezt használom, és az a gáz, hogy a dc-seknek iszonyat belassul egy idő után, mármint akik töltenek le rólam...

    [Szerkesztve]

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