gistfile1.txt

#!/bin/sh

# Install kmod-netem
# opkg update && opkg install kmod-netem

INTERFACE="$1"
IFB_INTERFACE="$INTERFACE-ifb"

ip link add "$IFB_INTERFACE" type ifb
ip link set "$IFB_INTERFACE" up

# Redirect traffic to IFB
tc qdisc add dev "$INTERFACE" clsact
tc filter add dev "$INTERFACE" ingress protocol all prio "512" matchall action mirred egress redirect dev "$IFB_INTERFACE"

tc qdisc add dev "$INTERFACE" root netem
tc qdisc add dev "$IFB_INTERFACE" root netem

tc qdisc change dev "$INTERFACE" root netem delay 100ms 10ms 25% duplicate 4% reorder 8% rate 5100000 loss random 15%
tc qdisc change dev "$IFB_INTERFACE" root netem delay 100ms 10ms 25% duplicate 4% reorder 8% rate 5100000 loss random 15%

tc qdisc change dev "$INTERFACE" root netem delay 100ms 10ms 25% duplicate 4% reorder 5% rate 5M loss random 8%