EVPN Network
         +-------------------+
         |                +-------+  ENNI    Aggregation
         |   <---ESI1,500 |  PE1  |   /\  +----Network---+
         | <-----ESI2,100 |       |===||===              |
         |                |       |===||== \      vES1   |  +----+
     +-----+              |       |   \/  |\----------------+CE1 |
CE3--+ PE4 |              +-------+       | \   ------------+    |
     +-----+                 |            |  \ /         |  +----+
         |                   |            |   X          |
         |   <---ESI1,255  +-----+============ \         |
         | <-----ESI2,200  | PE2 |==========    \ vES2   | +----+
         |                 +-----+        | \    ----------+CE2 |
         |                   |            |  --------------+    |
         |                 +-----+   ----------------------+    |
         | <-----ESI2,300  | PE3 +--/     |              | +----+
         |                 +-----+        +--------------+
         --------------------+