ICMP types

Sertys sertys at supportivo.org
Sat Apr 30 12:28:54 CEST 2005


On Sat, 30 Apr 2005 14:53:23 +0500, <varun_saa at vsnl.net> wrote:

http://www.iana.org/assignments/icmp-parameters
Use this URL to learn more about the ICMP protocol. It's an interesting  
reading. I wouldn't consider forbidding ICMP at all unless you've go dDoS  
attacks on ICMP(like microsoft). It's a control message protocol anyway.

> Hello,
>       As I understand there are more one
> type of ICMP ping.
>
> What are these types and should they
> all be allowed in iptables rules ?
>
> Thanks
>
> Varun
>



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