esr(config)# interface gi1/0/1
esr(config-if-gi)# security-zone UNTRUSTED
esr(config-if-gi)# ip address 10.10.0.1/24
esr(config-if-gi)# exit
esr(config)# interface gi1/0/2-3
esr(config-if-gi)# security-zone TRUSTED
esr(config-if-gi)# exit
esr(config)# interface gi1/0/2
esr(config-if-gi)# ip address 192.168.1.5/24
esr(config-if-gi)# exit
esr(config)# interface gi1/0/3
esr(config-if-gi)# ip address 192.168.3.5/24
esr(config-if-gi)# exit