diff --git a/xCAT/postscripts/configeth b/xCAT/postscripts/configeth
index d76cd8d35..08bf81cd2 100755
--- a/xCAT/postscripts/configeth
+++ b/xCAT/postscripts/configeth
@@ -1,7 +1,9 @@
 #!/bin/bash
+# IBM(c) 2014 EPL license http://www.eclipse.org/legal/epl-v10.html
+# Internal script used by confignics only.
+# It configs the Ethernet adpaters on the node
 
-
-f [ "$(uname -s|tr 'A-Z' 'a-z')" = "linux" ];then
+if [ "$(uname -s|tr 'A-Z' 'a-z')" = "linux" ];then
    str_dir_name=`dirname $0`
    . $str_dir_name/xcatlib.sh
 fi
diff --git a/xCAT/postscripts/configib b/xCAT/postscripts/configib
index d0c36b544..682979e7a 100755
--- a/xCAT/postscripts/configib
+++ b/xCAT/postscripts/configib
@@ -1,7 +1,7 @@
 #!/bin/sh 
 # IBM(c) 2013 EPL license http://www.eclipse.org/legal/epl-v10.html
-
-# xCAT post script for configuring ib adaptors.
+# Internal script used by confignics only
+# xCAT post script for configuring ib adapters.
 # Work for both IPv4 and IPv6
 # The following are a sample of the env used:
 # NIC_IBNICS=ib0,ib1
diff --git a/xCAT/postscripts/confignics b/xCAT/postscripts/confignics
index 4357b017d..4054ff9cb 100755
--- a/xCAT/postscripts/confignics
+++ b/xCAT/postscripts/confignics
@@ -1,4 +1,17 @@
 #!/bin/bash 
+# IBM(c) 2014 EPL license http://www.eclipse.org/legal/epl-v10.html
+
+#-------------------------------------------------------------------------------
+#=head1  confignics
+#=head2  Used on Linux only. Config the Ethernet or InfiniBand adapters on the nodes
+#
+#  You can run the following commands on MN:
+#       updatenode noderange confignics
+#       updatenode noderange "confignics -s" (this one configures the installation nic also)
+#
+#
+#=cut
+#-------------------------------------------------------------------------------
 
 
 if [ "$(uname -s|tr 'A-Z' 'a-z')" = "linux" ];then