Re: HTTP 1.1 Issue: When To Close Connections
Dave Kristol (dmk@bell-labs.com)
Fri, 23 May 1997 17:21:40 -0400
John C. Mallery wrote:
>
> HTTP 1.1 could use a comprehensive table indicating whether a
> 1.1 server should close the connection or keep it open when various
> error states occur, in particular, 400 and 500 series codes.
>
> Particularly important is when a 1.1 server tries to keep open a
> connection to a 1.0 client with keep alive.
>
> The short story for 1.0 is to always close for 400 and 500 series codes.
Except for 401 Unauthorized and 407 Proxy Authentication Required?
>
> For 1.1, the spec needs requirements for both server and client to assure
> synchronization whenever connections remain open.
>
> Implementos will benefit from a clear statement of these issues.
I agree a list would be helpful. However, it's awkward to have advice
about an unofficial 1.0 extension (Connection: keepalive) in the
HTTP/1.1 specification.
Dave Kristol