198.51.100.1/24             198.51.100.2/24
+-------------+    +-------------+    +-------------+
|   Node1     |    | Pseudonode1 |    |    Node2    |
|  192.0.2.1  |--->|  192.0.2.1  |--->|  192.0.2.2  |
|             |    |198.51.100.1 |    |             |
|   Area 0    |    |   Area 0    |    |    Area 0   |
+-------------+    +-------------+    +-------------+