RFC 3305
題 : Report from the Joint W3C/IETF URI Planning Interest Group: Uniform Resource Identifiers (URIs), URLs, and Uniform Resource Names (URNs): Clarifications and Recommendations
This document, a product of the W3C Uniform Resource Identifier (URI) Interest Group, addresses and attempts to clarify issues pertaining to URIs. This document addresses how URI space is partitioned and the relationship between URIs, URLs, and URNs, describes how URI schemes and URN namespaces ids are registered, and presents recommendations for continued work on this subject.