- From: Max Clark <exported@sbcglobal.net>
- Date: Tue, 18 Oct 2005 08:52:38 -0700
- To: "Alex Rousskov" <rousskov@measurement-factory.com>, "Serkant Karaca" <skaraca@internetteyim.net>
- Cc: <ietf-http-wg@w3.org>, "List-Unsubscribe:" <mailto:ietf-http-wg-request@w3.org?subject=unsubscribe>
please delete ----- Original Message ----- From: "Alex Rousskov" <rousskov@measurement-factory.com> To: "Serkant Karaca" <skaraca@internetteyim.net> Cc: <ietf-http-wg@w3.org> Sent: Tuesday, October 18, 2005 7:22 AM Subject: Re: Confused about > > On Sun, 2005-10-16 at 22:46 +0300, Serkant Karaca wrote: >> OK, I too, am confused about why proxies MUST NOT establish >> persistent connections with 1.0 clients. If the client and >> origin server connections are handled separately, and if the >> proxy understands the 1.0 Keep-alive, what's the danger? > > The RFC 2616 text you are looking at is probably talking about > establishing *HTTP/1.1-style* persistent connections with HTTP/1.0 > clients. In other words, proxies MUST NOT use HTTP/1.1 connection > mechanisms when talking to HTTP/1.0 clients. As the reference to RFC > 2068 may imply, it is fine for a proxy to use appropriate HTTP/1.0 > mechanisms with an HTTP/1.0 client. > > Alex. > >> > 8.1.3 Proxy Servers >> > >> > It is especially important that proxies correctly implement >> > the properties of the Connection header field as specified in >> 14.2.1. >> > The proxy server MUST signal persistent connections >> > separately with its clients and the origin servers (or other >> > proxy servers) that it connects to. Each persistent >> > connection applies to only one transport link. >> > >> > A proxy server MUST NOT establish a persistent connection >> > with an HTTP/1.0 client (but see RFC 2068 for information >> > about the Keep-Alive header implemented by many HTTP/1.0 clients). >> >> Serkant KARACA >> Senior Software Engineer >> Ankara/Turkey >> http://emrealtug.blogspot.com >> >> > >
Received on Tuesday, 18 October 2005 16:49:25 UTC