Search found 2 matches

by krytie
07 Mar 2013, 22:54
Forum: General Discussion (csf)
Topic: DNS DoS attacks
Replies: 7
Views: 7798

Re: DNS DoS attacks

Hi, thanks for the reply. i had found other iptables lines like this in my initial googlings. but i kept getting the same error # iptables -I INPUT -p udp --dport 53 -m string --from 47 --algo bm --hex-string '|0000FF0001|' -m recent --set --name dnsanyquery iptables: No chain/target/match by that n...
by krytie
07 Mar 2013, 13:37
Forum: General Discussion (csf)
Topic: DNS DoS attacks
Replies: 7
Views: 7798

Re: DNS DoS attacks

Hi, I am having this same issue.. i am getting hundreds of DNS requests as part of a dns DDOS attack. tcpdump shows. 00:21:37.612632 IP victim.25345 > myserver.domain: 10809+ [1au] ANY? isc<DOT>org. (36) 00:21:37.612904 IP myserver.domain > victim.25345: 10809- 0/13/1 (247) my port flood setting is:...