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simp destroy ".*"
simp create -o sw1:rocker:sw1 tut tut.dot
simp start tut
sleep 10
while ! simp ssh tut sw1 --cmd "ping -c 1 localhost >/dev/null"; do sleep 1; done
while ! simp ssh tut h1 --cmd "ping -c 1 localhost >/dev/null"; do sleep 1; done
while ! simp ssh tut h2 --cmd "ping -c 1 localhost >/dev/null"; do sleep 1; done
# configure a 2-port bridge
simp ssh tut sw1 --cmd "sudo /sbin/ip link add name br0 type bridge"
simp ssh tut sw1 --cmd "sudo brctl stp br0 on"
simp ssh tut sw1 --cmd "sudo /sbin/ip link set dev swp1 master br0"
simp ssh tut sw1 --cmd "sudo /sbin/ip link set dev swp2 master br0"
# turn off vlan default_pvid on br0
simp ssh tut sw1 --cmd "echo 0 | sudo dd of=/sys/class/net/br0/bridge/default_pvid 2> /dev/null"
# turn off learning and flooding in SW
simp ssh tut sw1 --cmd "sudo /sbin/bridge link set dev swp1 learning off"
simp ssh tut sw1 --cmd "sudo /sbin/bridge link set dev swp2 learning off"
simp ssh tut sw1 --cmd "sudo /sbin/bridge link set dev swp1 flood off"
simp ssh tut sw1 --cmd "sudo /sbin/bridge link set dev swp2 flood off"
# turn on learning in HW
simp ssh tut sw1 --cmd "sudo /sbin/bridge link set dev swp1 learning on self"
simp ssh tut sw1 --cmd "sudo /sbin/bridge link set dev swp2 learning on self"
# config IP on hosts
simp ssh tut h1 --cmd "sudo ifconfig swp1 11.0.0.1/24"
simp ssh tut h2 --cmd "sudo ifconfig swp1 11.0.0.2/24"
# bring up bridge and ports
simp ssh tut sw1 --cmd "sudo ifconfig br0 up"
simp ssh tut sw1 --cmd "sudo ifconfig swp1 up"
simp ssh tut sw1 --cmd "sudo ifconfig swp2 up"
# test...
simp ssh tut h1 --cmd "ping -w 1 -c1 11.0.0.2 >/dev/null"
if [ $? -eq 0 ]; then exit 1; fi
sleep 10
simp ssh tut h1 --cmd "ping -c10 11.0.0.2 >/dev/null"
sleep 10
simp ssh tut h1 --cmd "ping -c10 11.0.0.2 >/dev/null"
sleep 10
simp ssh tut h1 --cmd "ping -c10 11.0.0.2 >/dev/null"
sleep 10
simp ssh tut h1 --cmd "ping -c10 11.0.0.2 >/dev/null"
sleep 10
simp ssh tut h1 --cmd "ping -c10 11.0.0.2 >/dev/null"
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