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.\" $Id: icmp.7,v 1.6 2000/08/14 08:03:45 ak Exp $
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-.TH ICMP 7 2015-04-19 "Linux" "Linux Programmer's Manual"
+.TH ICMP 7 2017-11-26 "Linux" "Linux Programmer's Manual"
.SH NAME
icmp \- Linux IPv4 ICMP kernel module.
.SH DESCRIPTION
socket option.
ICMP packets are always processed by the kernel too, even
when passed to a user socket.
-.LP
+.PP
Linux limits the rate of ICMP error packets to each destination.
.B ICMP_REDIRECT
and
.BR netstat (8)
output with a zero inode.
.SH SEE ALSO
-.BR ip (7)
+.BR ip (7),
+.BR rdisc (8)
.PP
RFC\ 792 for a description of the ICMP protocol.