[Full-disclosure] abnormal behavior Gmail logon

[ajaypal at bbsbec.org (Ajay Pal Singh Atwal)]

Should'nt the behaviour of a proxy in case of both RST and FIN should be same, i.e always a FIN. As proxy should close the connection **properly** even in case of a failure on the other side.

Sincerely

Ajay Pal Singh Atwal


----- David Farinic <davidfa@xxxxxxx> wrote:
> >Servers are supposed to send RST packets when they do that, but not
> all
> >servers do it, and not all clients recognize those RST packets as
> >indicating that the document they just downloaded is incomplete
> 
> Most of the clients do recognize and most web servers do correctly
> apply
> use of RST and FIN for TCP/IP HTTP connection ending.
> 
> Problem is that some (most?)Proxy servers (nontransparent and
> probably
> also transparent)  DO NOT. 
> 
> I tested 4 different proxy servers if they pass RST to client's
> browser
> when original web server sent RST. All sent FIN instead of RST :(. (I
> Did this test as I found other web apps. problems resulting from this
> proxy behavior)
> 
> If anybody knows proxy which behaves 'correctly,' pls let me know.
> 
>  
> Regards David Farinic 
>