RFC 文档RFC 5396 - Textual Representation of Autonomous System (AS) Numbers4. IANA 考量本页总览4. IANA 考虑事项 (IANA Considerations)4. IANA 考虑事项 (IANA Considerations) IANA 登记项 (IANA Registries) 对 AS 编号应采用十进制表示 ("asplain").