diff --git a/perl-xCAT/xCAT/NetworkUtils.pm b/perl-xCAT/xCAT/NetworkUtils.pm
index d523ba1e1..4c7eaed98 100755
--- a/perl-xCAT/xCAT/NetworkUtils.pm
+++ b/perl-xCAT/xCAT/NetworkUtils.pm
@@ -1837,100 +1837,6 @@ sub validate_ip
     return([0]);
 }
 
-#-------------------------------------------------------------------------------
-
-=head3   getFacingIP
-       Gets the ip address of the adapter of the localhost that is facing the
-    the given node.
-       Assume it is the same as my_ip_facing...
-    Arguments:
-       The name of the node that is facing the localhost.
-    Returns:
-       The ip address of the adapter that faces the node.
-
-=cut
-
-#-------------------------------------------------------------------------------
-sub getFacingIP
-{
-    my ($class, $node) = @_;
-    my $ip;
-    my $cmd;
-    my @ipaddress;
-
-    my $nodeip = inet_ntoa(inet_aton($node));
-    unless ($nodeip =~ /\d+\.\d+\.\d+\.\d+/)
-    {
-        return 0;    #Not supporting IPv6 here IPV6TODO
-    }
-
-    $cmd = "ifconfig" . " -a";
-    $cmd = $cmd . "| grep \"inet \"";
-    my @result = xCAT::Utils->runcmd($cmd, 0);
-    if ($::RUNCMD_RC != 0)
-    {
-        xCAT::MsgUtils->message("S", "Error from $cmd\n");
-        exit $::RUNCMD_RC;
-    }
-
-    # split node address
-    my ($n1, $n2, $n3, $n4) = split('\.', $nodeip);
-
-    foreach my $addr (@result)
-    {
-        my $ip;
-        my $mask;
-        if (xCAT::Utils->isLinux())
-        {
-            my ($inet, $addr1, $Bcast, $Mask) = split(" ", $addr);
-            if ((!$addr1) || (!$Mask)) { next; }
-            my @ips   = split(":", $addr1);
-            my @masks = split(":", $Mask);
-            $ip   = $ips[1];
-            $mask = $masks[1];
-        }
-        else
-        {    #AIX
-            my ($inet, $addr1, $netmask, $mask1, $Bcast, $bcastaddr) =
-              split(" ", $addr);
-            if ((!$addr1) && (!$mask1)) { next; }
-            $ip = $addr1;
-            $mask1 =~ s/0x//;
-            $mask =
-              `printf "%d.%d.%d.%d" \$(echo "$mask1" | sed 's/../0x& /g')`;
-        }
-
-        if ($ip && $mask)
-        {
-
-            # split interface IP
-            my ($h1, $h2, $h3, $h4) = split('\.', $ip);
-
-            # split mask
-            my ($m1, $m2, $m3, $m4) = split('\.', $mask);
-
-            # AND this interface IP with the netmask of the network
-            my $a1 = ((int $h1) & (int $m1));
-            my $a2 = ((int $h2) & (int $m2));
-            my $a3 = ((int $h3) & (int $m3));
-            my $a4 = ((int $h4) & (int $m4));
-
-            # AND node IP with the netmask of the network
-            my $b1 = ((int $n1) & (int $m1));
-            my $b2 = ((int $n2) & (int $m2));
-            my $b3 = ((int $n3) & (int $m3));
-            my $b4 = ((int $n4) & (int $m4));
-
-            if (($b1 == $a1) && ($b2 == $a2) && ($b3 == $a3) && ($b4 == $a4))
-            {
-                return $ip;
-            }
-        }
-    }
-
-    xCAT::MsgUtils->message("S", "Cannot find master for the node $node\n");
-    return 0;
-}
 
 #-------------------------------------------------------------------------------