interfaces {
    ge-0/0/0 {
        unit 0 {
            family inet {
                address 172.16.1.1/30;
            }
        }
    }
    ge-0/0/1 {
        unit 0 {
            family inet {
                address 172.16.2.1/30;
            }
        }
    }
    ge-0/0/2 {
        unit 0 {
            family inet {
                address 172.16.2.5/30;
            }
        }
    }
    lo0 {
        unit 0 {
            family inet {
                address 172.18.1.1/32;
            }
        }
    }
}