root@Customer> show configuration logical-systems
vGW {
    interfaces {
        lt-0/0/0 {
            unit 21 {
                description vGW-vISP;
                encapsulation ethernet;
                peer-unit 12;
                family inet {
                    address 10.0.0.2/30;
                }
            }
            unit 23 {
                description vGW->vR1;
                encapsulation ethernet;
                peer-unit 32;
                family inet {
                    address 10.0.5.1/30;
                }
            }
        }
        lo0 {
            unit 2 {
                family inet {
                    address 172.17.22.2/32;
                }
            }
        }
    }
    protocols {
        bgp {
            group eBGP {
                peer-as 65510;
                neighbor 10.0.0.1;
            }
        }
        ospf {
            export send-default;
            area 0.0.0.0 {
                interface lt-0/0/0.23;
                interface lo0.2 {
                    passive;
                }
            }
        }
    }
    policy-options {
        policy-statement gen-default {
            term 1 {
                from {
                    protocol bgp;
                    neighbor 10.0.0.1;
                }
                then accept;
            }
            term 2 {
                then reject;
            }
        }
        policy-statement send-default {
            from {
                protocol aggregate;
                route-filter 0.0.0.0/0 exact;
            }
            then accept;
        }
    }
    routing-options {
        generate {
            route 0.0.0.0/0 policy gen-default;
        }
        autonomous-system 65520;
    }
}
vISP {
    interfaces {
        lt-0/0/0 {
            unit 12 {
                description vISP->vGW;
                encapsulation ethernet;
                peer-unit 21;
                family inet {
                    address 10.0.0.1/30;
                }
            }
        }
        lo0 {
            unit 1 {
                family inet {
                    address 172.17.22.1/32;
                }
            }
        }
    }
    protocols {
        bgp {
            group eBGP {
                export export-LAN;
                peer-as 65520;
                neighbor 10.0.0.2;
            }
        }
    }
    policy-options {
        policy-statement export-LAN {
            term 1 {
                from {
                    route-filter 172.17.22.1/32 exact;
                }
                then accept;
            }
            term 2 {
                then reject;
            }
        }
    }
    routing-options {
        static {
            route 172.17.22.0/24 next-hop 10.0.0.2;
            route 10.0.0.0/8 next-hop 10.0.0.2;
        }
        autonomous-system 65510;
    }
}
vR1 {
    interfaces {
        lt-0/0/0 {
            unit 32 {
                description vR1->vGW;
                encapsulation ethernet;
                peer-unit 23;
                family inet {
                    address 10.0.5.2/30;
                }
            }
            unit 34 {
                description vR1->vR2;
                encapsulation ethernet;
                peer-unit 43;
                family inet {
                    address 10.0.10.1/30;
                }
            }
        }
    }
    protocols {
        ospf {
            area 0.0.0.0 {
                virtual-link neighbor-id 172.17.22.4 transit-area 0.0.0.1;
                interface lt-0/0/0.32;
                interface lo0.3 {
                    passive;
                }
            }
            area 0.0.0.1 {
                interface lt-0/0/0.34;
            }
        }
    }
    routing-options {
        router-id 172.17.22.3;
    }
}
vR2 {
    interfaces {
        lt-0/0/0 {
            unit 43 {
                description vR2->vR1;
                encapsulation ethernet;
                peer-unit 34;
                family inet {
                    address 10.0.10.2/30;
                }
            }
            unit 45 {
                description vR2->vR3;
                encapsulation ethernet;
                peer-unit 54;
                family inet {
                    address 10.0.15.1/30;
                }
            }
        }
        lo0 {
            unit 4 {
                family inet {
                    address 172.17.22.4/32;
                }
            }
        }
    }
    protocols {
        ospf {
            area 0.0.0.1 {
                interface lo0.4 {
                    passive;
                }
                interface lt-0/0/0.43;
            }
            area 0.0.0.2 {
                interface lt-0/0/0.45;
            }
            area 0.0.0.0 {
                virtual-link neighbor-id 172.17.22.3 transit-area 0.0.0.1;
            }
        }
    }
    routing-options {
        router-id 172.17.22.4;
    }
}
vR3 {
    interfaces {
        lt-0/0/0 {
            unit 54 {
                description vR3->vR2;
                encapsulation ethernet;
                peer-unit 45;
                family inet {
                    address 10.0.15.2/30;
                }
            }
        }
        lo0 {
            unit 5 {
                family inet {
                    address 172.17.22.5/32;
                }
            }
        }
    }
    protocols {
        ospf {
            area 0.0.0.2 {
                interface lo0.5 {
                    passive;
                }
                interface lt-0/0/0.54;
            }
        }
    }
}

root@Customer>