libipt_icmp.man revision fea74bf74ff524431ce65145f1523584edf99dc9 
1This extension can be used if `\-\-protocol icmp' is specified. It
2provides the following option:
3.TP
4[\fB!\fP] \fB\-\-icmp\-type\fP \fItypename\fP
5This allows specification of the ICMP type, which can be a numeric
6ICMP type, or one of the ICMP type names shown by the command
7.nf
8 iptables \-p icmp \-h
9.fi
10