diff --git a/perl-xCAT/xCAT/Schema.pm b/perl-xCAT/xCAT/Schema.pm
index 228562a34..e8e68f1d3 100755
--- a/perl-xCAT/xCAT/Schema.pm
+++ b/perl-xCAT/xCAT/Schema.pm
@@ -680,7 +680,7 @@ noderes => {
         sshusername => 'The remote login user name. It can be for ssh or telnet. If it is for telnet, please set protocol to "telnet".',
         sshpassword => 'The remote login password. It can be for ssh or telnet. If it is for telnet, please set protocol to "telnet".',
         protocol => 'Prorocol for running remote commands for the switch. The valid values are: ssh, telnet. ssh is the default. Leave it blank or set to "ssh" for Mellanox IB switch.',
-        switchtype => 'The type of switch. It is used to identify the file name that implements the functions for this swithc. The valid values are: MellanoxIB etc.',
+        switchtype => 'The type of switch. It is used to identify the file name that implements the functions for this swithc. The valid values are: Mellanox, Cisco, BNT and Jun (for Juniper).',
 	},
     },
 nodetype => {
diff --git a/xCAT-server/lib/xcat/plugins/switchdiscover.pm b/xCAT-server/lib/xcat/plugins/switchdiscover.pm
index bfbfbad28..3d22d34e1 100755
--- a/xCAT-server/lib/xcat/plugins/switchdiscover.pm
+++ b/xCAT-server/lib/xcat/plugins/switchdiscover.pm
@@ -32,7 +32,7 @@ my %global_switch_type = (
     Juniper => "Jun",
     Cisco => "Cisco",
     BNT => "BNT",
-	Mellanox => "MellanoxIB"
+	Mellanox => "Mellanox"
 );
 
 #-------------------------------------------------------------------------------
@@ -668,7 +668,7 @@ sub get_hostname {
     Arguments:
       vendor: switch vendor 
     Returns:
-      stype: type of switch, supports JUN, Cisco, BNT and MellanoxIB 
+      stype: type of switch, supports Jun, Cisco, BNT and Mellanox 
 =cut
 #--------------------------------------------------------------------------------
 sub get_switchtype {