Gn a ch cngR1(config)#int f?/?R1(config-if)#ip add 192.168.x.y 255.255.255.0R1(config-if)#ip ospf cost ?R1(config-if)#exR1(config)#int s?/?..nh tuyn OSPFR1(config)#router rip ospf 100R1(config-if)#net 192.168.x.y 0.0.0.255 are /0..........(cc ng i trc tip)Cu hnh SNMPR1(config)#snmp-server hihi community public rmR1(config)#snmp-server haha community private roR1(config)#snmp-server huhu host (a ch IP ca Cloud) version 3 privateR1(config)#snmp-server hehe enable traps snmpLu cu hnhR1#we -> enter