/-----------------\                 ---
                       |     Mapping     |                  | 
                       .     System      |                  | Control
                      -|                 |`,                | Plane  
                    ,' \-----------------/  .               |
                   /                         |             ---
   ,..,           -        _,....,,          |      ,..,    | 
 /     `        ,'      ,-`        `',       |    /     `   | 
/        \ +-----+   ,'              `,  +-----+ /        \ |        
|  EID   |-| xTR |--/        RLOC     ,--| xTR |-|  EID   | | Data  
| Space  |-|     |--|       Space     |--|     |-| Space  | | Plane 
\        / +-----+  .                 /  +-----+ \        / |        
 `.    .'            `.              ,'           `.    .'  |   
   `'-`                `.,        ,.'               `'-`   ---  
                          ``'''``                                  
  LISP Site (Edge)            Core              LISP Site (Edge)