Re: Re: ICMP attacks ... > generates an ICMP "port unreachable" message for every port that does ... > To prevent you from generic ICMP based attacks that try to eat up your ... > a kernel hacker.... following sysctl options so when a UDP or TCP packet is sent to a closed port ... (FreeBSD-Security)
Re: default route ... in on rl1, then it is reflected at rl0. ...firewall thingies...Enable ICMP verbose mode in the kernel:... (freebsd-net)
Re: default route ... contradicts with your previous assertion that if ICMP packet comes ... in on rl1, then it is reflected at rl0. ...Enable ICMP verbose mode in the kernel:... (freebsd-net)
Re: about PING programme ... the kernel will send this request out to the ... The ping program manufactures ICMP echo packets, sends them, and listens ... (alt.os.linux.suse)