On Fri, 11 Feb 2005, Denis Mirassou wrote:
> Matthew Steinblock wrote:
> > I am getting the following log entry pretty frequently lately.
> > Act TIME If Source Destination
> > Proto
> > X17 22:21:53.381441 DMZ 192.168.1.100, port 80 184.108.40.206, port
> > 38345 TCP
> > The X means blocked. What does the 17 mean. Most entries do not have a
> > number under Act, while others will have anything from 2 to 17.
> > The DMZ is set up to allow everything except LAN. Why is this being
> > blocked? Why always a bunch of these entries together with just one
> > port difference?
> The "17" means, I think, that this event repeats 17 times.
Yes - a simple "compression" hack.
> Traffic from IP 192.168.1.100, port 80 coming from your DMZ interface To
> destination address 220.127.116.11 port TCP 38345 is blocked.
> You have a firewall rule that blocks and log that, review your firewall
> Maybe It could be http responses from a web server 192.168.1.100 port 80
> to a client 18.104.22.168 ?
Yes, and quite possibly blocked due to an IPFilter bug, if that connection
would have been allowed.