diff --git a/xCAT-server/lib/perl/xCAT/Postage.pm b/xCAT-server/lib/perl/xCAT/Postage.pm
index 257a2625b..9952169d5 100644
--- a/xCAT-server/lib/perl/xCAT/Postage.pm
+++ b/xCAT-server/lib/perl/xCAT/Postage.pm
@@ -1582,7 +1582,13 @@ sub dump_all_attribs_in_tabs
                 } else {
                     $values .= "$attrib=$val||";
                     if ($attrib =~ /^disable$/) {
-                        $values .= "comments=$t";
+                        # Updated on 2017-03-22 for issue 2634 Quotes in tables' comment field break mypostscript
+                        # The original line is : $values .= "comments=$t";
+                        # In order to fix issue 2634, change this line to : $values .= "comments=";
+                        # To keep the free-style of comments and avoid the issues caused by special characters in 
+                        # the comments, the value of comments will not be appending to network related environment
+                        # variables in mypostscript
+                        $values .= "comments=";
                     }
                 }
             }