[Tilesathome] Bad Gateway

[D Tucny]

2008/7/17 Matthias Julius <lists at julius-net.net>:

> "D Tucny" <d at tucny.com> writes:
>
> > 2008/7/16 Dirk-Lüder Kreie <osm-list at deelkar.net>:
> >
> >> Just to clarify: port 53087 is used as a destination port for that
> >> particular IM client (as it appears), not as a source port. (as those
> are
> >> random you cannot reliably filter against them anyway, which is what
> your
> >> router apparently tries)
> >>
> >
> > I don't think it's related to the port to be honest... QQ uses ports 8000
> > and 8001 falling back to 80, 443 and random others... The router does
> > 'advanced' pattern matching to block IM clients and P2P apps... Obviously
> > it's not that clever as it's matching a ZIP file upload as a QQ IM
> > connection...
>
> ... which is not visible on the TCP level, nor that it's a HTTP
> connection.  This one can only guess as port 80 is mostly used by HTTP
> servers.
>
> But, can't that firewall be told what to block and what not?
>

The firewall can have it's special checks individually disabled or
enabled...

d
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