system-view [P] interface loopback 0 [P-LoopBack0] ip address 2.2.2.9 32 [P-LoopBack0] quit [P] interface vlan-interface 13 [P-Vlan-interface13] ip address 172.1.1.2 24 [P- Vlan-interface13] quit [P] interface vlan-interface 12 [P-Vlan-interface12] ip address 172.2.1.1 24...