Changeset 2613

Timestamp:

01/02/14 11:12:56 (6 years ago)

Author:

fielding@…

Message:

Correct a mistake in [2041] regarding the general requirement on a proxy not transforming header fields (was a SHOULD in RFC2616, not a MUST); see #552 and #418

Location:

draft-ietf-httpbis/latest

Files:

• p1-messaging.html (modified) (1 diff)
• p1-messaging.xml (modified) (1 diff)

draft-ietf-httpbis/latest/p1-messaging.html

@@ -2107 +2107 @@
                   to <a href="p2-semantics.html#status.203" class="smpl">203 (Non-Authoritative Information)</a> (<a href="p2-semantics.html#status.203" title="203 Non-Authoritative Information">Section 6.3.4</a> of <a href="#Part2" id="rfc.xref.Part2.27"><cite title="Hypertext Transfer Protocol (HTTP/1.1): Semantics and Content">[Part2]</cite></a>).
                </p>
-               <p id="rfc.section.5.7.2.p.8">A proxy <em class="bcp14">MUST NOT</em> modify header fields that provide information about the end points of the communication chain, the resource state, or the
-                  selected representation.
+               <p id="rfc.section.5.7.2.p.8">A proxy <em class="bcp14">SHOULD NOT</em> modify header fields that provide information about the end points of the communication chain, the resource state, or the
+                  selected representation (other than the payload) unless the field's definition specifically allows such modification or the
+                  modification is deemed necessary for privacy or security.
                </p>
             </div>

draft-ietf-httpbis/latest/p1-messaging.xml

@@ -2837 +2837 @@
 </t>
 <t>
-   A proxy &MUST-NOT; modify header fields that provide information about the
-   end points of the communication chain, the resource state, or the selected
-   representation.
+   A proxy &SHOULD-NOT; modify header fields that provide information about
+   the end points of the communication chain, the resource state, or the
+   selected representation (other than the payload) unless the field's
+   definition specifically allows such modification or the modification is
+   deemed necessary for privacy or security.
 </t>
 </section>