Provider 1           Provider 2
    -----                -----
      |                    |
      |                    |
      |                    |
+-----#------+       +-----#------+
|            |       |            |
|  10.0.0.1  #---+---#  10.0.0.2  |
|            |   |   |            |
+------------+   |   +------------+
                 |
                 |
         +-------+------------+
         |
   +-----------+
   | 10.0.0.N  |   .....
   +-----------+