IP chains + redhat 2.4.9-31smp
Matt_Domsch at Dell.com
Mon Apr 22 17:30:00 CDT 2002
> I just put a poweredge 1650 running redhat 2.4.9-31smp onto
> the net, and
> already my apache is being hammered by a Code Red worm.
> I have a shell script that greps my httpd error log and adds
> an ipchains
> rule to block the offending IP. However I just tested
> ipchains and get:
> [hortence at sv1 hortence]$ sudo /sbin/ipchains -nL
> ipchains: Incompatible with this kernel
> Before I look too much into this, is there a quick and easy
> way to get a
> version of ipchains that works? rpm -v tells me that I've got
lsmod will probably show that iptables is loaded, not ipchains, and they're
mutually exclusive. You may wish to upgrade your script to make iptables
rules instead. :-) iptables can be much more powerful than the older
ipchains from the 2.2.x kernel days.
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