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 brctl stp br0 on" 13simp ssh tut sw1 --cmd "sudo /sbin/ip link set dev swp1 master br0" 14simp ssh tut sw1 --cmd "sudo /sbin/ip link set dev swp2 master br0" 15 16# turn off vlan default_pvid on br0 17# turn on vlan filtering on br0 18 19simp ssh tut sw1 --cmd "echo 0 | sudo dd of=/sys/class/net/br0/bridge/default_pvid 2> /dev/null" 20simp ssh tut sw1 --cmd "echo 1 | sudo dd of=/sys/class/net/br0/bridge/vlan_filtering 2> /dev/null" 21 22# add both ports to VLAN 57 23 24simp ssh tut sw1 --cmd "sudo /sbin/bridge vlan add vid 57 dev swp1 master" 25simp ssh tut sw1 --cmd "sudo /sbin/bridge vlan add vid 57 dev swp2 master" 26 27# turn off learning and flooding in SW 28 29simp ssh tut sw1 --cmd "sudo /sbin/bridge link set dev swp1 learning off" 30simp ssh tut sw1 --cmd "sudo /sbin/bridge link set dev swp2 learning off" 31 32simp ssh tut sw1 --cmd "sudo /sbin/bridge link set dev swp1 flood off" 33simp ssh tut sw1 --cmd "sudo /sbin/bridge link set dev swp2 flood off" 34 35# turn on learning in HW 36 37simp ssh tut sw1 --cmd "sudo /sbin/bridge link set dev swp1 learning on self" 38simp ssh tut sw1 --cmd "sudo /sbin/bridge link set dev swp2 learning on self" 39 40# config IP on host VLANs 41 42simp ssh tut h1 --cmd "sudo vconfig add swp1 57 >/dev/null 2>&1" 43simp ssh tut h1 --cmd "sudo ifconfig swp1 up" 44simp ssh tut h1 --cmd "sudo ifconfig swp1.57 11.0.0.1/24" 45 46simp ssh tut h2 --cmd "sudo vconfig add swp1 57 >/dev/null 2>&1" 47simp ssh tut h2 --cmd "sudo ifconfig swp1 up" 48simp ssh tut h2 --cmd "sudo ifconfig swp1.57 11.0.0.2/24" 49 50# bring up bridge and ports 51 52simp ssh tut sw1 --cmd "sudo ifconfig br0 up" 53simp ssh tut sw1 --cmd "sudo ifconfig swp1 up" 54simp ssh tut sw1 --cmd "sudo ifconfig swp2 up" 55 56# test... 57 58simp ssh tut h1 --cmd "ping -w 1 -c1 11.0.0.2 >/dev/null" 59if [ $? -eq 0 ]; then exit 1; fi 60sleep 10 61simp ssh tut h1 --cmd "ping -c10 11.0.0.2 >/dev/null" 62sleep 10 63simp ssh tut h1 --cmd "ping -c10 11.0.0.2 >/dev/null" 64sleep 10 65simp ssh tut h1 --cmd "ping -c10 11.0.0.2 >/dev/null" 66sleep 10 67simp ssh tut h1 --cmd "ping -c10 11.0.0.2 >/dev/null" 68sleep 10 69simp ssh tut h1 --cmd "ping -c10 11.0.0.2 >/dev/null" 70