libipt_icmp.man 356 B

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