> The INI setting session.use_cookies can be used to disable the use of
> cookies for storing the session id remotely, and then I guess PHP will
> just rely on the IP address and (probably) User-Agent header. In this
> case, it may use the same session id for two computers under the same
> router.

It won't. Instead, PHP will rewrite your HTML output to inject the
session parameter in your forms, URLs, etc. So when you switch off
cookie-based session ID communication, PHP will try to use GET or POST.

Best regards,
--
Willem Bogaerts

Application smith
Kratz B.V.
http://www.kratz.nl/