diff --git a/xCAT-client-2.0/share/man/man1/xcat2nim.1 b/xCAT-client-2.0/share/man/man1/xcat2nim.1
index 5c57f0901..2cbc4bcf2 100644
--- a/xCAT-client-2.0/share/man/man1/xcat2nim.1
+++ b/xCAT-client-2.0/share/man/man1/xcat2nim.1
@@ -129,41 +129,42 @@
 .\" ========================================================================
 .\"
 .IX Title "XCAT2NIM.1 1"
-.TH XCAT2NIM.1 1 "2007-12-09" "perl v5.8.2" "User Contributed Perl Documentation"
+.TH XCAT2NIM.1 1 "2007-12-16" "perl v5.8.2" "User Contributed Perl Documentation"
 .SH "NAME"
-\&\fBxcat2nim\fR \- Use this command to create AIX NIM definitions from xCAT object definitions.
+\&\fBxcat2nim\fR \- Use this command to create and manage AIX NIM definitions based on xCAT object definitions.
 .SH "SYNOPSIS"
 .IX Header "SYNOPSIS"
 \&\fIxcat2nim [\-h | \-\-help ]\fR
 .PP
-\&\fIxcat2nim [\-V | \-\-verbose] [\-a | \-\-all] [\-t object\-types] [\-o object\-names]\fR 
-\&\fI[\-f | \-\-force] [noderange] [attr=val [attr=val...]] \fR
+\&\fIxcat2nim [\-V | \-\-verbose] [\-a | \-\-all] [\-l | \-\-list] [\-u | \-\-update] [\-r | \-\-remove] [\-t object\-types] [\-o object\-names] [noderange] [attr=val [attr=val...]] \fR
 .SH "DESCRIPTION"
 .IX Header "DESCRIPTION"
-The xcat2nim command uses xCAT node and group object definitions to create or update corresponding \s-1NIM\s0 machine and group definitions.
+The xcat2nim command uses xCAT node and group object definitions to create, update, list, or remove corresponding \s-1NIM\s0 machine and group definitions.
 .PP
 The xCAT definitions must be created and the \s-1NIM\s0 master must be installed and configured before running this command. 
 .PP
-xcat2nim uses xCAT database information, command line input, and default values to run the appropriate \s-1NIM\s0 commands to create the \s-1NIM\s0 definitions.
+xcat2nim uses xCAT database information, command line input, and default values to run the appropriate \s-1NIM\s0 commands.
 .PP
-The default behavior is to create new \s-1NIM\s0 definitions but not apply updates to existing definitions.  If you use wish to update existing \s-1NIM\s0 definitions then you must use the force option.
+The default behavior is to create new \s-1NIM\s0 definitions but not apply updates to existing definitions.  If you use wish to update existing \s-1NIM\s0 definitions then you must use the update option.
 .SH "OPTIONS"
 .IX Header "OPTIONS"
 \&\fB\-a |\-\-all\fR             Create \s-1NIM\s0 definitions corresponding to all xCAT node and group definitions.
 .PP
 \&\fBattr=val [attr=val ...]\fR  Specifies one or more \*(L"attribute equals value\*(R" pairs, separated by spaces. Attr=val pairs must be specified last on the command line.  The attribute names must correspond to the attributes supported by the relevant \s-1NIM\s0 commands.  When providing attr=val pairs on the command line you must not specify more than one object type.
 .PP
-\&\fB\-f |\-\-force\fR           Use the force option to update existing \s-1NIM\s0 definitions. 
+\&\fB\-h |\-\-help\fR            Display the usage message.
 .PP
-\&\fB\-h |\-\-help\fR            Display usage message.
+\&\fB\-l | \-\-list\fR		 List \s-1NIM\s0 definitions corresponding to xCAT definitions.
 .PP
-\&\fBnoderange\fR             A set of comma delimited node names and/or group names. (must be the first parameter) See the \*(L"noderange\*(R" man page for details on supported formats.
+\&\fBnoderange\fR             A set of comma delimited node names and/or group names, (must be the first parameter). See the \*(L"noderange\*(R" man page for details on supported formats.
 .PP
 \&\fB\-o object-names\fR       A set of comma delimited xCAT object names. 
 .PP
 \&\fB\-t object-types\fR       A set of comma delimited xCAT object types. Supported types include: node and group.
 .PP
-Supported types include: node and group.
+\&\fB\-r | \-\-remove\fR         Remove \s-1NIM\s0 definitions corresponding to xCAT definitions.
+.PP
+\&\fB\-u | \-\-update\fR         Update existing \s-1NIM\s0 definitions based on xCAT definitions. 
 .PP
 \&\fB\-V |\-\-verbose\fR         Verbose mode.
 .SH "RETURN VALUE"
@@ -183,19 +184,31 @@ Supported types include: node and group.
 .PP
 3. To create a \s-1NIM\s0 machine definition corresponding to the xCAT clstrn01 node definition.
 .PP
-\&\fIxcat2nim \-t node clstrn01\fR
+\&\fIxcat2nim \-t node \-o clstrn01\fR
 .PP
 4. To create a \s-1NIM\s0 machine group definition corresponding to the xCAT aix61nodes group definition.
 .PP
-\&\fIxcat2nim \-t group aix61nodes\fR
+\&\fIxcat2nim \-t group \-o aix61nodes\fR
 .PP
 5.  Convert all node definitions in the xCAT group AIXNodes to \s-1NIM\s0 machine definitions.
 .PP
-\&\fIxcat2nim \-t node AIXNodes\fR
+\&\fIxcat2nim \-t node \-o AIXNodes\fR
 .PP
-4.  To create \s-1NIM\s0 machine definitions for each node that is a member of the xCAT lpar_grp group and specify attribute values that will be applied to each definition.  (In this example the name of the \s-1NIM\s0 primary network is master_net.)
+4.  To create \s-1NIM\s0 machine definitions for each node that is a member of the xCAT \*(L"lpar_grp\*(R" group and specify attribute values that will be applied to each definition.
 .PP
-\&\fIxcat2nim \-t node lpar_grp machinetype=standalone netboot_kernel=mp network_name=master_net cable_type=\*(L"N/A\*(R"\fR
+\&\fIxcat2nim \-t node \-o lpar_grp machinetype=standalone netboot_kernel=mp cable_type=\*(L"N/A\*(R"\fR
+.PP
+5. To update the \s-1NIM\s0 definition of node clstrn01 to have a \*(L"cable_type\*(R" of \*(L"bnc\*(R".
+.PP
+\&\fIxcat2nim \-t node \-o clstrn01 cable_type=bnc\fR
+.PP
+6. To list the \s-1NIM\s0 definition for node clstrn02.
+.PP
+\&\fIxcat2nim \-t node \-l \-o clstrn02\fR
+.PP
+7. To remove the \s-1NIM\s0 definition for the group \*(L"AIXnodes\*(R".
+.PP
+\&\fIxcat2nim \-t group \-r \-o AIXnodes\fR
 .SH "FILES"
 .IX Header "FILES"
 /usr/sbin/xcat2nim