1.配置pc12的ip2.防火墙配置[SRG]int g0/0/2[SRG-GigabitEthernet0/0/2]ip address 192.168.1.1 24[SRG-GigabitEthernet0/0/2]q[SRG]int g0/0/3[SRG-GigabitEthernet0/0/3]ip address 192.168.2.1 24[SRG]firewall zone untrust[SRG-zone-untrust]add int g0/0/2[SRG-zone-untrust]q[SRG]firewall zone trust[SRG-zone-trust]add int g0/0/3[SRG-zone-trust]q[SRG]policy interzone trust untrust inbound[SRG-policy-interzone-trust-untrust-inbound]policy 1[SRG-policy-interzone-trust-untrust-inbound-1]action permit[SRG-policy-interzone-trust-untrust-inbound-1]q[SRG-policy-interzone-trust-untrust-inbound]q[SRG]policy interzone trust untrust outbound[SRG-policy-interzone-trust-untrust-outbound]policy 1[SRG-policy-interzone-trust-untrust-outbound-1]action permit[SRG-policy-interzone-trust-untrust-inbound-1]q[SRG-policy-interzone-trust-untrust-inbound]q