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From: "Bjoern A. Zeeb" <bz@FreeBSD.org>
Date: Wed, 29 Jun 2011 13:12:16 +0000 (UTC)
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Subject: svn commit: r223670 - head
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Author: bz
Date: Wed Jun 29 13:12:15 2011
New Revision: 223670
URL: http://svn.freebsd.org/changeset/base/223670

Log:
  Clarify that we broke pfsync(4) backward compat with the pf commit r223637.
  
  Suggested by:	Anton Yuzhaninov (citrin citrin.ru)

Modified:
  head/UPDATING

Modified: head/UPDATING
==============================================================================
--- head/UPDATING	Wed Jun 29 13:06:42 2011	(r223669)
+++ head/UPDATING	Wed Jun 29 13:12:15 2011	(r223670)
@@ -25,6 +25,8 @@ NOTE TO PEOPLE WHO THINK THAT FreeBSD 9.
 20110628:
 	The packet filter (pf) code has been updated to OpenBSD 4.5.
 	You need to update userland tools to be in sync with kernel.
+	This update breaks backward compatibility with earlier pfsync(4)
+	versions.  Care must be taken when updating redundant firewall setups.
 
 20110608:
 	The following sysctls and tunables are retired on x86 platforms: