LIST OF COMMANDS
you@yourmachine$ ./gen_host_list.py 1 > hostlist.csv
openflow@vm$ sudo mn --topo tree,1 --mac --arp --switch ovsk --controller remote --ip 192.168.56.1
mininet> h1 ping -c 5 h2
mininet> pingall

you@yourmachine$ ./gen_host_list.py 2 > hostlist.csv
openflow@vm$ sudo mn --topo tree,2 --mac --arp --switch ovsk --controller remote --ip 192.168.56.1
mininet> h1 ping -c 5 h2
mininet> h1 ping -c 5 h3
mininet> pingall

you@yourmachine$ ./gen_host_list.py 3 > hostlist.csv
openflow@vm$ sudo mn --topo tree,3 --mac --arp --switch ovsk --controller remote --ip 192.168.56.1
mininet> h2 ping -c 5 h3
mininet> h4 ping -c 5 h8

you@yourmachine$ ./gen_host_list.py 4 > hostlist.csv
openflow@vm$ sudo mn --topo tree,4 --mac --arp --switch ovsk --controller remote --ip 192.168.56.1
mininet> pingall

you@yourmachine$ ./gen_host_list.py 3 > hostlist.csv
openflow@vm$ sudo mn --custom ~/mininet/custom/topo-fattree.py --topo fattree --mac --arp --switch ovsk --controller remote --ip 192.168.56.1
mininet> h3 ping -c 1 h6
mininet> dpctl dump-flows
mininet> pingall

SHORTEST PATH
Option 1
s12 in:1 out:3
s14 in:3 out:2
s10 in:2 out:3

Option 2
s12 in:1 out:4
s13 in:2 out:3
s14 in:4 out:2