1simp destroy ".*" 2simp create -o sw1:rocker:sw1 tut tut.dot 3simp start tut 4sleep 10 5while ! simp ssh tut sw1 --cmd "ping -c 1 localhost >/dev/null"; do sleep 1; done 6while ! simp ssh tut h1 --cmd "ping -c 1 localhost >/dev/null"; do sleep 1; done 7while ! simp ssh tut h2 --cmd "ping -c 1 localhost >/dev/null"; do sleep 1; done 8 9# configure a 2-port bridge 10 11simp ssh tut sw1 --cmd "sudo /sbin/ip link add name br0 type bridge" 12simp ssh tut sw1 --cmd "sudo /sbin/ip link set dev swp1 master br0" 13simp ssh tut sw1 --cmd "sudo /sbin/ip link set dev swp2 master br0" 14 15# turn off vlan default_pvid on br0 16 17simp ssh tut sw1 --cmd "echo 0 | sudo dd of=/sys/class/net/br0/bridge/default_pvid 2> /dev/null" 18 19# turn off learning and flooding in SW 20 21simp ssh tut sw1 --cmd "sudo /sbin/bridge link set dev swp1 learning off" 22simp ssh tut sw1 --cmd "sudo /sbin/bridge link set dev swp2 learning off" 23 24simp ssh tut sw1 --cmd "sudo /sbin/bridge link set dev swp1 flood off" 25simp ssh tut sw1 --cmd "sudo /sbin/bridge link set dev swp2 flood off" 26 27# turn on learning in HW 28 29simp ssh tut sw1 --cmd "sudo /sbin/bridge link set dev swp1 learning on self" 30simp ssh tut sw1 --cmd "sudo /sbin/bridge link set dev swp2 learning on self" 31 32# bring up bridge and ports 33 34simp ssh tut sw1 --cmd "sudo ifconfig br0 up" 35simp ssh tut sw1 --cmd "sudo ifconfig swp1 up" 36simp ssh tut sw1 --cmd "sudo ifconfig swp2 up" 37simp ssh tut sw1 --cmd "sudo ifconfig br0 11.0.0.3/24" 38 39# config IP on hosts 40 41simp ssh tut h1 --cmd "sudo ifconfig swp1 11.0.0.1/24" 42simp ssh tut h2 --cmd "sudo ifconfig swp1 11.0.0.2/24" 43 44# test... 45 46simp ssh tut h1 --cmd "ping -c10 11.0.0.2 >/dev/null" 47if [ $? -ne 0 ]; then exit 1; fi 48simp ssh tut h1 --cmd "ping -c10 11.0.0.3 >/dev/null" 49