hostname WA1512 ! username admin password plain admin administrator ! http-username admin password plain admin administrator ! ppp profile pppoeprofusb authentication username user@example.com authentication password plain example ! ip dhcp-server enable ip dhcp-server profile default default-gateway auto dns-server auto subnet-mask auto ! interface GigaEthernet1.0 ip address 192.168.1.200/24 ip dhcp-server binding default no shutdown ! interface MobileEthernet0.0 ip address dhcp ip napt enable mobile id IP example.jp mobile username user@example.com mobile password plain example auto-connect no shutdown ! interface Serial1 ip address ipcp ppp profile pppoeprofusb ip napt enable mobile id IP 1 example.net mobile number *99***CID# auto-connect no shutdown ! ! ip route default MobileEthernet0.0 ! proxy-dns ip enable proxy-dns server default MobileEthernet0.0 dhcp ! network-monitor monitor1 event ip unreach-host 8.8.8.8 interface MobileEthernet0.0 action 10 route-del 0.0.0.0/0 MobileEthernet0.0 action 20 route-add 0.0.0.0/0 Serial1 action 30 pdns-server-del MobileEthernet0.0 dhcp action 40 pdns-server-add Serial1 ipcp action 50 BAK-LED-on ! monitor-group monitor1 enable !