Re: TCP Port Blocking by Firewall and Application Hanged
From: Eddie Leung (eddielg_at_image.com.hk)
Date: 09/19/04
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Date: Sun, 19 Sep 2004 22:15:02 +0800
Hi,
But if they can't accept this approach and still block the ports, what is
the alternative? Any configuration I can set to disable to use these two
ports?
Thanks.
Regards,
Eddie
"Dave" <noone@nowhere.com> wrote in message
news:%23y0rnijnEHA.2340@TK2MSFTNGP11.phx.gbl...
> if your IT people are blocking connections FROM port 4444 on your machine
> then they don't understand the problem, or they don't know how to set up
> routers to block the worm properly. the worm listens on 4444, it doesn't
> generate traffic from 4444. they want to block connections made TO port
> 4444. the same goes for 1434, traffic is directed TO port 1434 not from
it
> so they should not block connections from your machine's port 1434 to
> anywhere. they should probably concentrate on getting all the proper
> patches onto machines rather than trying to block every little port on a
> network and messing up proper communications.
>
> "Eddie Leung" <eddielg@image.com.hk> wrote in message
> news:OKs1KXinEHA.2680@TK2MSFTNGP15.phx.gbl...
> > Hi All,
> >
> > I have a critical problem and don't know how to solve. Please help.
> >
> > My company now configures the firewall to port the blaster port on 4444
> and
> > 1434 to prevent again blaster worm. However, some applications will be
> > dynamically allocated tcp ports to communicate to server, the assigned
> port
> > numbers start from 1024 to 65535, when the ports be assigned are 1434 or
> > 4444, both application and the machine running application are hanged.
How
> > can I solve this problem? Can I configure the machine so that the port
> 1434
> > and 4444 will not be assigned for communication used?
> >
> > Thanks in advance.
> >
> > Regards,
> >
> > Eddie
> >
> >
>
>
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