diff --git a/xCAT-server/share/xcat/ib/scripts/configiba.1port b/xCAT-server/share/xcat/ib/scripts/configiba.1port
index 331a2d7c8..f6a676526 100644
--- a/xCAT-server/share/xcat/ib/scripts/configiba.1port
+++ b/xCAT-server/share/xcat/ib/scripts/configiba.1port
@@ -123,7 +123,7 @@ if ( $PLTFRM eq "AIX" ) {
         exit;
     }
 
-    my $chdev_cmd = "chdev -l ml0 -a netaddr=$ip -a netmask=$netmask -a state=detach 2>&1";
+    my $chdev_cmd = "chdev -l ml0 -a state=detach 2>&1";
     runcmd($chdev_cmd);
 
     $chdev_cmd = "chdev -l ml0 -a netaddr=$ip -a netmask=$netmask -a state=up 2>&1";
@@ -146,16 +146,3 @@ sub runcmd {
     }
 }
 
-
-
-
-
-
-
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-
diff --git a/xCAT-server/share/xcat/ib/scripts/configiba.2ports b/xCAT-server/share/xcat/ib/scripts/configiba.2ports
index a87809819..f1a241762 100644
--- a/xCAT-server/share/xcat/ib/scripts/configiba.2ports
+++ b/xCAT-server/share/xcat/ib/scripts/configiba.2ports
@@ -125,7 +125,7 @@ if ( $PLTFRM eq "AIX" ) {
         exit;
     }
 
-    my $chdev_cmd = "chdev -l ml0 -a netaddr=$ip -a netmask=$netmask -a state=detach 2>&1";
+    my $chdev_cmd = "chdev -l ml0 -a state=detach 2>&1";
     runcmd($chdev_cmd);
 
     $chdev_cmd = "chdev -l ml0 -a netaddr=$ip -a netmask=$netmask -a state=up 2>&1";
@@ -147,16 +147,3 @@ sub runcmd {
     }
 }
 
-
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-
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-