diff --git a/contrib/dump.sh b/contrib/dump.sh
new file mode 100755
index 000000000..2c2c00d86
--- /dev/null
+++ b/contrib/dump.sh
@@ -0,0 +1,9 @@
+#!/bin/bash
+
+for if in lo eth1; do
+	for p in qdisc filter class; do
+		echo "======= $if: $p ========"
+		tc $p show dev $if
+	done
+	echo
+done
diff --git a/contrib/netem.sh b/contrib/netem.sh
new file mode 100755
index 000000000..244b06026
--- /dev/null
+++ b/contrib/netem.sh
@@ -0,0 +1,18 @@
+#!/bin/bash
+
+IF=eth1
+
+# Reset everything
+tc qdisc del dev $IF root
+
+# Root qdisc
+tc qdisc add dev $IF root handle 4000 prio bands 3 priomap 0 0 0
+
+# Netem qdsics
+tc qdisc add dev $IF parent 4000:2 handle 4020 netem delay  500000
+tc qdisc add dev $IF parent 4000:3 handle 4030 netem delay 1000000
+
+# Filters
+tc filter add dev $IF protocol ip u32 match ip dst 172.23.157.1 classid 4000:2
+tc filter add dev $IF protocol ip u32 match ip dst 172.23.157.3 classid 4000:3
+