diff --git a/perl-xCAT/xCAT/Schema.pm b/perl-xCAT/xCAT/Schema.pm
index 69c36e5cb..2c4a62260 100644
--- a/perl-xCAT/xCAT/Schema.pm
+++ b/perl-xCAT/xCAT/Schema.pm
@@ -412,41 +412,24 @@ passed as argument rather than by table value',
             bmc  => 'The hostname of the BMC adapter.',
             bmcport => 'In systems with selectable shared/dedicated ethernet ports, this parameter can be used to specify the preferred port. 0 means use the shared port, 1 means dedicated, blank is to not assign.
 
-           The following special cases exist for IBM System x servers:
+                The following special cases exist for IBM System x servers:
 
-           For x3755 M3 systems, 0 means use the dedicated port, 1 means
-           shared, blank is to not assign.
+                  - For x3755 M3 systems, 0 means use the dedicated port, 1 means shared, blank is to not assign.
 
-       For certain systems which have a mezzaine or ML2 adapter, there is a second
-       value to include:
+                  - For certain systems which have a mezzaine or ML2 adapter, there is a second value to include:
+                      For x3750 M4 (Model 8722):
+                        0 2   1st 1Gbps interface for LOM
+                        0 0   1st 10Gbps interface for LOM
+                        0 3   2nd 1Gbps interface for LOM
+                        0 1   2nd 10Gbps interface for LOM
+                      For  x3750 M4 (Model 8752), x3850/3950 X6, dx360 M4, x3550 M4, and x3650 M4:
+                        0     Shared (1st onboard interface)
+                        1     Dedicated
+                        2 0   First interface on ML2 or mezzanine adapter
+                        2 1   Second interface on ML2 or mezzanine adapter
+                        2 2   Third interface on ML2 or mezzanine adapter
+                        2 3   Fourth interface on ML2 or mezzanine adapter
 
-
-           For x3750 M4 (Model 8722):
-
-
-           0 2   1st 1Gbps interface for LOM
-
-           0 0   1st 10Gbps interface for LOM
-
-           0 3   2nd 1Gbps interface for LOM
-
-           0 1   2nd 10Gbps interface for LOM
-
-
-           For  x3750 M4 (Model 8752), x3850/3950 X6, dx360 M4, x3550 M4, and x3650 M4:
-
-
-           0     Shared (1st onboard interface)
-
-           1     Dedicated
-
-           2 0   First interface on ML2 or mezzanine adapter
-
-           2 1   Second interface on ML2 or mezzanine adapter
-
-           2 2   Third interface on ML2 or mezzanine adapter
-
-           2 3   Fourth interface on ML2 or mezzanine adapter',
             taggedvlan => 'bmcsetup script will configure the network interface of the BMC to be tagged to the VLAN specified.',
             bmcid => 'Unique identified data used by discovery processes to distinguish known BMCs from unrecognized BMCs',
             username => 'The BMC userid.  If not specified, the key=ipmi row in the passwd table is used as the default.',