From: anton@mips.complang.tuwien.ac.at   
      
   "Jonathan N. Little"  writes:   
   >Back when Ubuntu default was Unity, the greeter was lightdm and you   
   >could have a redirected list of user logins and disable the guest login.   
   >Now with the gdm greeter, you don't have the guest login, but the "Not   
   >on list" button to add user from the greeter login circumvents a static   
   >list of users. How do you disable that function?   
      
   I do not have an answer to your question, but what's wrong with using   
   lightdm instead of gdm?   
      
   - anton   
   --   
   M. Anton Ertl                    Some things have to be seen to be believed   
   anton@mips.complang.tuwien.ac.at Most things have to be believed to be seen   
   http://www.complang.tuwien.ac.at/anton/home.html   
      
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