add example for setting up mn

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@13010 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd

xCAT-client/pods/man1/xdcp.1.pod

@@ -506,6 +506,12 @@ Run:
 
 B<xdcp> I<-i /install/netboot/fedora9/x86_64/compute/rootimg -F /tmp/myrsync>
 
+=item *
+
+To define the Management Node (mn1) in the database so you can use xdcp,run 
+
+B<chdef> I<-t node -o mn1 groups=mn nodetype=mn>
+
 
 =back
 

xCAT-client/pods/man1/xdsh.1.pod

@@ -525,6 +525,12 @@ B<xdsh> I<qswitch -K -l username --devicetype IBSwitch::Qlogic>
 
 =item *
 
+To define the Management Node (mn1) in the database so you can use xdsh, Enter
+
+B<chdef> I<-t node -o mn1 groups=mn nodetype=mn>
+
+=item *
+
 To define the Mellanox switch as a node and run a command to show the ssh keys. 
 B<mswitch> with device configuration file