+------------------------------------------+ +----------------------+
|                  MAAR1                   | |         MAAR2        |
|+----------------------------------------+| |+--------------------+|
||+------------------++------------------+|| ||+------------------+||
|||+-------++-------+||+-------++-------+||| |||+-------++-------+|||
||||mn3mar1||mn3mar2||||mn2mar1||mn2mar2|||| ||||mn1mar1||mn1mar2||||
|||| LMAC1 || LMAC2 |||| LMAC3 || LMAC4 |||| |||| LMAC5 || LMAC6 ||||
|||+-------++-------+||+-------++-------+||| |||+-------++-------+|||
|||    LIFs of MN3   ||    LIFs of MN2   ||| |||   LIFs of MN1    |||
||+------------------++------------------+|| ||+------------------+||
||              MAC1   (phy if MAAR1)     || || MAC2 (phy if MAAR2)||
|+----------------------------------------+| |+--------------------+|
+------------------------------------------+ +----------------------+
                    x        x                            x
                   x          x                          x
                 (o)          (o)                      (o)
                  |            |                        |
               +--+--+      +--+--+                  +--+--+
               | MN3 |      | MN2 |                  | MN1 |
               +-----+      +-----+                  +-----+