RFC 文档RFC 6333 - Dual-Stack Lite Broadband Deployments Following IPv4 Exhaustion8.3 Application Level Gateways (ALGs) (应用层网关)本页总览8.3 Application Level Gateways (ALGs) (应用层网关)8.3 Application Level Gateways (ALGs) (应用层网关) 此兼容页面用于保留 RFC 6333 小节链接. 本小节内容已合并在 8. NAT Considerations (NAT 考量).