Unrelated to this topic: Don't be frighten to address your ddos attack
situation with the authorities. You have every right to do so, and it will
most likely permanently solve your problem.


On Sun, Sep 29, 2013 at 5:21 PM, Marco Padovan <[email protected]> wrote:

> well... i see no traffic on dst port 27015 will probably have to leave the
> tcpdump (with -nnvvXS ) running for very long time?
> btw I hope there's a clear answer from valve.
>
> btw the only port I'm filtering (and always have been) is: UDP 269xx ... I
> see plenty of those attached as listening to srcds...
>
> but it's is not related to the item server error apparently... probably the
> item server connections is done in udp and outgoing, not listening
>
>
> On Sun, Sep 29, 2013 at 9:43 PM, Zaretti Steve <[email protected]> wrote:
>
> > tcpdump dst port 27015 | egrep -i "valve|steam"
> >
> > 2013/9/29 Marco Padovan <[email protected]>:
> > > Hi,
> > >
> > > due to serious ddos attacks we had to put up a very strict firewall
> > > rulesets.
> > >
> > > Basically we permit just the incoming listening ports (client, server
> and
> > > tv) and deny everything else.
> > >
> > > With that setup everything runs smoothly except if you press M to
> access
> > > the inventory and you see that error.
> > >
> > > My question is: what is the item server port so we can create a
> specific
> > > rule for that kind of traffic?
> > > Does the steam item server port send traffic with source 27015?
> > >
> > > Additionally does the connection to the item server make use of a
> random
> > > local port instead of the one defined with the +clientport command line
> > > switch right?
> > >
> > > Thank you,
> > > best regards
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