Re: [CentOS] Can't get rid of SYN_RECV

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On 8/4/06, Paul <unix@xxxxxxxxxxxxxx> wrote:
> So, seeing this is weird activity, I wanna see if I can put a stop to it.
> So I added to iptables:
> -A INPUT -s 209.200.128.0/255.255.192.0 -j DROP
> -A OUTPUT -o eth0 -p tcp -m tcp -d 209.200.128.0/255.255.192.0 -j DROP
>
> I restarted httpd and still get the same thing.  WTF???


OK, I figured it out.  The IP address that was attacking is actually
63.240.230.5.  nslookup on the above gives me 209.200.169.10.  I really
dislike reverse lookups in logs and such.  &*^(*%$%*&^_

netstat with the '-n' flag is the norm for looking at such things.
Never trust the reverse lookups as you see.

Phil.
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