protocols {
    bgp {
        group ISP-B {
            export [ EXPORT_INTERCO EXPORT_INTERNAL ];
            peer-as 65503;
            neighbor 10.0.5.2;
        }

    }
    ospf {
        export EXPORT_REMOTE;
        area 0.0.0.0 {
            area-range 10.15.0.0/16;
            area-range 192.168.0.0/24;
            interface lo0.1 {
                passive;
            }
            interface lt-0/0/10.21;
            interface lt-0/0/10.23;
        }
    }
}
policy-options {
    prefix-list INTERCO {
        10.0.5.0/30;
    }
    prefix-list INTERNAL {
        10.15.0.0/16;
        192.168.0.0/24;
    }
    policy-statement EXPORT_INTERCO {
        from {
            protocol direct;
            prefix-list INTERCO;
        }
        then accept;
    }
    policy-statement EXPORT_INTERNAL {
        from {
            protocol ospf;
            prefix-list INTERNAL;
        }
        then accept;
    }
    policy-statement EXPORT_REMOTE {
        from protocol bgp;
        then accept;
    }
    policy-statement update_aggregate {
        from protocol aggregate;
        then accept;
    }
}
routing-options {
    aggregate {
        route 10.15.0.0/16;
        route 192.168.0.0/24;
    }
    autonomous-system 65502;
}