DetNet IP       Relay                        Relay       DetNet IP
 End System      Node                         Node        End System

+----------+                                             +----------+
|   Appl.  |<------------ End-to-End Service ----------->|   Appl.  |
+----------+  ............                 ...........   +----------+
| Service  |<-: Service  :-- DetNet flow --: Service  :->| Service  |
+----------+  +----------+                 +----------+  +----------+
|Forwarding|  |Forwarding|                 |Forwarding|  |Forwarding|
+--------.-+  +-.------.-+                 +-.---.----+  +-------.--+
         : Link :       \      ,-----.      /     \   ,-----.   /
         +......+        +----[  Sub- ]----+       +-[  Sub- ]-+
                              [Network]              [Network]
                               `-----'                `-----'

         |<--------------------- DetNet IP --------------------->|