[in] Buffer[4/8]
[000] 00 00 00 00                                       .... 
srv_midltests_fn: Start
srv_midltests_fn: End
[out] Buffer[4]
[000] 54 72 75 65                                       True 
[in] Buffer[6/10]
[000] 02 00 02 00 FF FF                                 ...... 
srv_midltests_fn: Start
srv_midltests_fn: End
[out] Buffer[4]
[000] 54 72 75 65                                       True 
[in] Buffer[8/12]
[000] 04 00 04 00 FF FF FF FF                           ........ 
srv_midltests_fn: Start
srv_midltests_fn: End
[out] Buffer[4]
[000] 54 72 75 65                                       True 
[in] Buffer[16/16]
[000] 08 00 08 00 00 00 00 00  FF FF FF FF FF FF FF FF  ........ ........
srv_midltests_fn: Start
srv_midltests_fn: End
[out] Buffer[4]
[000] 54 72 75 65                                       True