- From: Koen Holtman <koen@win.tue.nl>
- Date: Sat, 6 Jan 1996 00:44:43 +0100 (MET)
- To: sjk@amazon.com (Shel Kaphan)
- Cc: masinter@parc.xerox.com, http-caching@pa.dec.com
Shel Kaphan: >I agree, a response-based approach could certainly be more accurate >and flexible. How exactly could we implement this? Suppose that >instead of the HTML, browser, and request changes that I mentioned >about 5 minutes ago, that servers inserted the >Cache-control:no-side-effects header in appropriate *responses*. This >then would be part of the cache's state for that particular >request/response pair, and could control the cache's behavior for >subsequent request of a similar nature. Yeah, I like it, and it >requires less infrastructure change as well. > >Are we converging yet? You certainly have converged with me: I think that a response header is the only way to do this. Doing it with extra form tags and request headers may generate yet another spoofing problem. The advantage of Cache-control:no-side-effects over Cache-control:cachable would be that no-side-effects allows browsers to omit the `really repost form?' dialog box on re-posts. >--Shel Koen.
Received on Friday, 5 January 1996 23:57:43 UTC