svn commit: r309889 - projects/ipsec/share/man/man4

[Andrey V. Elsukov]

Author: ae
Date: Mon Dec 12 13:13:48 2016
New Revision: 309889
URL: https://svnweb.freebsd.org/changeset/base/309889

Log:
  Document UDP_ENCAP socket option.

Modified:
  projects/ipsec/share/man/man4/udp.4

Modified: projects/ipsec/share/man/man4/udp.4
==============================================================================
--- projects/ipsec/share/man/man4/udp.4	Mon Dec 12 11:26:59 2016	(r309888)
+++ projects/ipsec/share/man/man4/udp.4	Mon Dec 12 13:13:48 2016	(r309889)
@@ -28,7 +28,7 @@
 .\"     @(#)udp.4	8.1 (Berkeley) 6/5/93
 .\" $FreeBSD$
 .\"
-.Dd June 5, 1993
+.Dd December 12, 2016
 .Dt UDP 4
 .Os
 .Sh NAME
@@ -99,6 +99,17 @@ transport level may be used with
 .Tn UDP ;
 see
 .Xr ip 4 .
+.Tn UDP_ENCAP
+socket option may be used at the
+.Tn IPPROTO_UDP
+level to encapsulate
+.Tn ESP
+packets in
+.Tn UDP .
+The only one supported value for this option is
+.Tn UDP_ENCAP_ESPINUDP
+from RFC 3948 defined in
+.In netinet/udp.h .
 .Sh MIB VARIABLES
 The
 .Nm
@@ -158,7 +169,8 @@ exists.
 .Xr blackhole 4 ,
 .Xr inet 4 ,
 .Xr intro 4 ,
-.Xr ip 4
+.Xr ip 4 ,
+.Xr udplite 4
 .Sh HISTORY
 The
 .Nm