Date: Sat, 29 Sep 2012 10:49:02 +0000 (UTC) From: Gleb Smirnoff <glebius@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r241045 - head/share/man/man4 Message-ID: <201209291049.q8TAn2g1011575@svn.freebsd.org>
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Author: glebius Date: Sat Sep 29 10:49:02 2012 New Revision: 241045 URL: http://svn.freebsd.org/changeset/base/241045 Log: Give a clue how to force tcpdump(8) to interpret correctly CARP packets. Modified: head/share/man/man4/carp.4 Modified: head/share/man/man4/carp.4 ============================================================================== --- head/share/man/man4/carp.4 Sat Sep 29 08:11:12 2012 (r241044) +++ head/share/man/man4/carp.4 Sat Sep 29 10:49:02 2012 (r241045) @@ -26,7 +26,7 @@ .\" .\" $FreeBSD$ .\" -.Dd May 30, 2012 +.Dd September 29, 2012 .Dt CARP 4 .Os .Sh NAME @@ -287,6 +287,19 @@ notify 0 { action "/root/carpcontrol.sh $subsystem $type"; }; .Ed +.Pp +To see +.Nm +packets decoded in +.Xr tcpdump 8 +output, one needs to specify +.Fl T Ar carp +option, otherwise +.Xr tcpdump 8 +tries to interpret them as VRRP packets: +.Bd -literal -offset indent +tcpdump -npi vlan0 -T carp +.Ed .Sh SEE ALSO .Xr inet 4 , .Xr pfsync 4 , @@ -294,6 +307,7 @@ notify 0 { .Xr devd.conf 5 , .Xr ifconfig 8 , .Xr sysctl 8 +.Xr tcpdump 8 .Sh HISTORY The .Nm
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