lan4 250host: 188.88.128.0/24
lan 2 200 host: 188.88.129.0.1/24
loopback3 127 host: 188.88.130.0/24
lan1 100 host: 188.88.131.0/25
wan1 2 host: 188.88.131.128/30
wan2 2 host: 188.88.131.132/30
188.88.128.0/20
m = 8
n = 4
188.88.128.0/24
188.88.129.0/24
188.88.130.0/24
188.88.131.0/24
188.88.132.0/24
188.88.131.0/24
188.88.131.0/25
188.88.131.128/25
188.88.131.128/30
188.88.131.132/30