From 0c37139db055eaa3e549d51e390dceaaad3cf496 Mon Sep 17 00:00:00 2001
From: sjing <sjing@8638fb3e-16cb-4fca-ae20-7b5d299a9bcd>
Date: Thu, 9 Feb 2012 11:36:25 +0000
Subject: [PATCH] fix the unknown keys bug.

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@11526 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
---
 perl-xCAT/xCAT/NetworkUtils.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/perl-xCAT/xCAT/NetworkUtils.pm b/perl-xCAT/xCAT/NetworkUtils.pm
index 5bfad9ca7..b5fb6c9f4 100755
--- a/perl-xCAT/xCAT/NetworkUtils.pm
+++ b/perl-xCAT/xCAT/NetworkUtils.pm
@@ -404,7 +404,7 @@ sub setup_ip_forwarding
  	} else {
 	    `echo "net.ipv4.ip_forward = $enable" >> $conf_file`;
 	}
-	`sysctl -p $conf_file`;
+	`sysctl -e -p $conf_file`; # workaround for redhat bug 639821
     }
     else
     {