diff --git a/perl-xCAT-2.0/xCAT/Schema.pm b/perl-xCAT-2.0/xCAT/Schema.pm
index 4506816e8..0c267a4fb 100644
--- a/perl-xCAT-2.0/xCAT/Schema.pm
+++ b/perl-xCAT-2.0/xCAT/Schema.pm
@@ -226,11 +226,11 @@ noderes => {
     table_desc => 'Resources and settings to use when installing nodes.',
 	descriptions => {
 		node => 'The node name or group name.',
-		servicenode => 'The node that provides most services for this node.  This is the default value if any of nfsserver, tftpserver, monserver, etc., are not set.',
+		servicenode => 'The node that provides most services for this node (as known by the management node).',
 		netboot => 'The type of network booting supported by this node.  Valid values:  pxe, yaboot.',
-		tftpserver => 'The TFTP server for this node.',
-		nfsserver => 'The NFS server for this node.',
-		monserver => 'The monitoring aggregation point for this node.',
+		tftpserver => 'The TFTP server for this node (as known by this node).',
+		nfsserver => 'The NFS server for this node (as known by this node).',
+		monserver => 'The monitoring aggregation point for this node (as known by the management node).',
 		kernel => 'The linux kernel version to install on the node.',
 		initrd => 'The linux initial ramdisk image used to deploy the node.',
 		kcmdline => 'The kernel command line used to deploy the node.',
@@ -238,7 +238,7 @@ noderes => {
 		serialport => 'The serial port for this node.  For SOL on blades, this is typically 1.  For IPMI, this is typically 0.',
 		installnic => 'The network adapter on the node that will be used for OS deployment.  If not set, primarynic will be used.',
 		primarynic => 'The network adapter on the node that will be used for xCAT management.  Default is eth0.',
-		xcatmaster => 'The hostname of the xCAT management node as known from this node.',
+		xcatmaster => 'The hostname of the xCAT service node (as known by this node).  This is the default value if nfsserver or tftpserver are not set.',
 		current_osimage => 'Not currently used.  The name of the osimage data object that represents the OS image currently deployed on this node.',
 		next_osimage => 'Not currently used.  The name of the osimage data object that represents the OS image that will be installed on the node the next time it is deployed.',
     	comments => 'Any user-written notes.',