node n3 {
    type pc
    network-config {
	hostname A
	!
	interface eth0
	 mac address 42:00:aa:00:00:02
	 ip address 172.16.1.1/24
	!
	interface lo0
	 type lo
	 ip address 127.0.0.1/8
	 ipv6 address ::1/128
	!
	ip route 0.0.0.0/0 172.16.1.254
	!
    }
    canvas c0
    iconcoords {72 120}
    labelcoords {72 151}
    interface-peer {eth0 n4}
}

node n4 {
    type lanswitch
    network-config {
	hostname switch2
	!
    }
    canvas c0
    iconcoords {264 120}
    labelcoords {264 143}
    interface-peer {e0 n3}
    interface-peer {e1 n0}
}

node n0 {
    type host
    network-config {
	hostname P1
	!
	interface eth1
	 mac address 42:00:aa:00:00:01
	 ip address 172.16.2.253/24
	!
	interface eth0
	 mac address 42:00:aa:00:00:00
	 ip address 172.16.1.254/24
	!
	interface lo0
	 type lo
	 ip address 127.0.0.1/8
	 ipv6 address ::1/128
	!
    }
    canvas c0
    iconcoords {264 264}
    labelcoords {264 300}
    interface-peer {eth0 n4}
    interface-peer {eth1 n1}
    custom-configs {
        custom-config-id default {
            custom-command /bin/sh
            config {
                ip addr add 127.0.0.1/8 dev lo0
                ip addr add 172.16.1.254/24 dev eth0
                ip addr add 172.16.2.253/24 dev eth1
                ip -6 addr add ::1/128 dev lo0
                
                ip route add 0.0.0.0/0 via 172.16.2.252
                iptables -t nat -A POSTROUTING -o eth1 -j SNAT --to-source 172.16.2.253
                
                rpcbind
                inetd
                
            }
        }
    }
    custom-enabled true
    custom-selected default
}

node n1 {
    type lanswitch
    network-config {
	hostname switch3
	!
    }
    canvas c0
    iconcoords {264 408}
    labelcoords {264 431}
    interface-peer {e0 n0}
    interface-peer {e1 n2}
    interface-peer {e2 n5}
}

node n2 {
    type pc
    network-config {
	hostname B
	!
	interface eth0
	 mac address 42:00:aa:00:00:03
	 ip address 172.16.2.1/24
	!
	interface lo0
	 type lo
	 ip address 127.0.0.1/8
	 ipv6 address ::1/128
	!
	ip route 0.0.0.0/0 172.16.2.252
	!
    }
    canvas c0
    iconcoords {72 408}
    labelcoords {72 439}
    interface-peer {eth0 n1}
}

node n5 {
    type host
    network-config {
	hostname P2
	!
	interface eth2
	 mac address 42:00:aa:00:00:07
	 ip address 10.0.0.250/8
	!
	interface eth1
	 mac address 42:00:aa:00:00:06
	 ip address 172.16.3.251/24
	!
	interface eth0
	 mac address 42:00:aa:00:00:04
	 ip address 172.16.2.252/24
	!
	interface lo0
	 type lo
	 ip address 127.0.0.1/8
	 ipv6 address ::1/128
	!
    }
    canvas c0
    iconcoords {456 408}
    labelcoords {456 444}
    interface-peer {eth0 n1}
    interface-peer {eth1 n7}
    custom-configs {
        custom-config-id default {
            custom-command /bin/sh
            config {
                ip addr add 127.0.0.1/8 dev lo0
                ip addr add 172.16.2.252/24 dev eth0
                ip addr add 172.16.3.251/24 dev eth1
                ip addr add 10.0.0.250/24 dev eth2
                ip -6 addr add ::1/128 dev lo0
                
                iptables -t filter -A FORWARD -s 172.16.2.253 -d 172.16.3.1 -j DROP
                iptables -t nat -A POSTROUTING -o eth1 -j SNAT --to-source 172.16.3.251
                iptables -t nat -A POSTROUTING -o eth2 -j SNAT --to-source 10.0.0.250
                
                rpcbind
                inetd
                
            }
        }
    }
    custom-enabled true
    interface-peer {eth2 n6}
    custom-selected default
}

node n7 {
    type lanswitch
    network-config {
	hostname switch4
	!
    }
    canvas c0
    iconcoords {456 264}
    labelcoords {456 287}
    interface-peer {e0 n8}
    interface-peer {e1 n5}
}

node n8 {
    type pc
    network-config {
	hostname C
	!
	interface eth0
	 mac address 42:00:aa:00:00:05
	 ip address 172.16.3.1/24
	!
	interface lo0
	 type lo
	 ip address 127.0.0.1/8
	 ipv6 address ::1/128
	!
    }
    canvas c0
    iconcoords {456 120}
    labelcoords {456 151}
    interface-peer {eth0 n7}
}

node n6 {
    type lanswitch
    network-config {
	hostname switch5
	!
    }
    canvas c0
    iconcoords {648 408}
    labelcoords {648 431}
    interface-peer {e0 n5}
    interface-peer {e1 n9}
    interface-peer {e2 n10}
}

node n9 {
    type pc
    network-config {
	hostname pc4
	!
	interface eth0
	 mac address 42:00:aa:00:00:08
	 ip address 10.0.0.2/8
	!
	interface lo0
	 type lo
	 ip address 127.0.0.1/8
	 ipv6 address ::1/128
	!
    }
    canvas c0
    iconcoords {648 264}
    labelcoords {648 295}
    interface-peer {eth0 n6}
}

node n10 {
    type pc
    network-config {
	hostname pc5
	!
	interface eth0
	 mac address 42:00:aa:00:00:09
	 ip address 10.0.0.1/8
	!
	interface lo0
	 type lo
	 ip address 127.0.0.1/8
	 ipv6 address ::1/128
	!
    }
    canvas c0
    iconcoords {792 408}
    labelcoords {792 439}
    interface-peer {eth0 n6}
}

link l2 {
    nodes {n4 n3}
    bandwidth 0
}

link l0 {
    nodes {n0 n4}
    bandwidth 0
}

link l1 {
    nodes {n1 n0}
    bandwidth 0
}

link l3 {
    nodes {n2 n1}
    bandwidth 0
}

link l4 {
    nodes {n5 n1}
    bandwidth 0
}

link l5 {
    nodes {n7 n8}
    bandwidth 0
}

link l6 {
    nodes {n5 n7}
    bandwidth 0
}

link l7 {
    nodes {n6 n5}
    bandwidth 0
}

link l8 {
    nodes {n9 n6}
    bandwidth 0
}

link l9 {
    nodes {n10 n6}
    bandwidth 0
}

canvas c0 {
    name {Canvas0}
}

option show {
    interface_names yes
    ip_addresses yes
    ipv6_addresses yes
    node_labels yes
    link_labels yes
    background_images no
    annotations yes
    hostsAutoAssign no
    grid yes
    iconSize normal
    zoom 1.0
}