AS53062

policy-options {
    as-path-group bogon-asns {
        /* RFC7607 */
        as-path zero ".* 0 .*";
        /* RFC 4893 AS_TRANS */
        as-path as_trans ".* 23456 .*";
        /* RFC 5398 and documentation/example ASNs */
        as-path examples1 ".* [64496-64511] .*";
        as-path examples2 ".* [65536-65551] .*";
        /* RFC 6996 Private ASNs*/
        as-path reserved1 ".* [64512-65534] .*";
        as-path reserved2 ".* [4200000000-4294967294] .*";
        /* RFC 6996 Last 16 and 32 bit ASNs */
        as-path last16 ".* 65535 .*";
        as-path last32 ".* 4294967295 .*";
        /* RFC IANA reserved ASNs*/
        as-path iana-reserved ".* [65552-131071] .*";
    }
    policy-statement import_from_ebgp {
        term bogon-asns {
            from as-path-group bogon-asns;
            then reject;
        }
        term .....
    }
}