Adopt tutorial format to dockerized VoLTE lab (#412)
Adopt tutorial format to dockerized VoLTE lab (#412)

* Adopt tutorial format to dockerized VoLTE lab

* Fixed several lines according to Supreeth's feedback
acetcom/nextepc,acetcom/nextepc,acetcom/nextepc,acetcom/nextepc,acetcom/nextepc,acetcom/nextepc,acetcom/nextepc