bridge (1551B)
1 simp destroy ".*" 2 simp create -o sw1:rocker:sw1 tut tut.dot 3 simp start tut 4 sleep 10 5 while ! simp ssh tut sw1 --cmd "ping -c 1 localhost >/dev/null"; do sleep 1; done 6 while ! simp ssh tut h1 --cmd "ping -c 1 localhost >/dev/null"; do sleep 1; done 7 while ! simp ssh tut h2 --cmd "ping -c 1 localhost >/dev/null"; do sleep 1; done 8 9 # configure a 2-port bridge 10 11 simp ssh tut sw1 --cmd "sudo /sbin/ip link add name br0 type bridge" 12 simp ssh tut sw1 --cmd "sudo /sbin/ip link set dev sw1p1 master br0" 13 simp ssh tut sw1 --cmd "sudo /sbin/ip link set dev sw1p2 master br0" 14 15 # turn off vlan default_pvid on br0 16 17 simp 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 21 simp ssh tut sw1 --cmd "sudo /sbin/bridge link set dev sw1p1 learning off" 22 simp ssh tut sw1 --cmd "sudo /sbin/bridge link set dev sw1p2 learning off" 23 24 simp ssh tut sw1 --cmd "sudo /sbin/bridge link set dev sw1p1 flood off" 25 simp ssh tut sw1 --cmd "sudo /sbin/bridge link set dev sw1p2 flood off" 26 27 # bring up bridge and ports 28 29 simp ssh tut sw1 --cmd "sudo ifconfig br0 up" 30 simp ssh tut sw1 --cmd "sudo ifconfig sw1p1 up" 31 simp ssh tut sw1 --cmd "sudo ifconfig sw1p2 up" 32 simp ssh tut sw1 --cmd "sudo ifconfig br0 11.0.0.3/24" 33 34 # config IP on hosts 35 36 simp ssh tut h1 --cmd "sudo ifconfig sw1p1 11.0.0.1/24" 37 simp ssh tut h2 --cmd "sudo ifconfig sw1p1 11.0.0.2/24" 38 39 # test... 40 41 simp ssh tut h1 --cmd "ping -c10 11.0.0.2 >/dev/null" 42 if [ $? -ne 0 ]; then exit 1; fi 43 simp ssh tut h1 --cmd "ping -c10 11.0.0.3 >/dev/null"