Re: Help Needed

rfc 2068, Hypertext Transfer Protocol -- HTTP/1.1 contains everything
you need to know. you can get it at

http://www.arctic.org/pub/rfc/rfc2068.txt

doug

On Mon, 29 Sep 1997, Henry Alken wrote:

> Hi,
> I would like to get some definitions:
>
> 1.
> What is "If-Modified-Since" mean precisely?
>
> 2.
> In the equation, AGE = NOW - OBJECT_DATE,
> in which log files can I find NOW and OBJECT_DATE
> and by what names are they called?
>
> 3.
> In the equation, LM_AGE = OBJECT_DATE - LAST_MODIFIED_TIME,
> in which log files can I find OBJECT_DATE and LAST_MODIFIED_TIME,
> and by what names are they called?
>
> 4.
> I have a page in the Squid from "www.weather.com".
> It is many hours old.
> The page currently being served from "www.weather.com" has been
> updated several times, however, whenever I enter the URL
> the same old page comes back.
> Looking at the access.log, I noticed the first entry showed TCP_REFRESH_HIT.
> The subsequent entries showed TCP_HIT when they were re-serving the old page.
>
> 5.
> What is "304 Not Modified" mean?
>
> Thanks for your help,
>
> Henry Alken
>
> halken@pong.tvol.com
>
>
Received on Mon Sep 29 1997 - 10:56:57 MDT