| Management & Utility Systems | External Communication | Internal Communication | Safety & Security |
|---|---|---|---|
| Telecommunication system | Marine Radio and GMDSS | PABX and Telephone System | Public address and general alarm system |
| Power Supply Systems | VSAT and INMARSAT | UHF Tetra radio | Sirens |
| Vessel berthing System | Paging Systems | CCTV systems | |
| Crane Radio | Access control | ||
| Entertainment | Meteorological and environmental monitoring systems | ||
| Radars ARPA | |||
| GMDSS | |||
| EPIRB, START and beacons | |||
| DGPS | |||
| AIS | |||
| GPS,DGPS | |||
| Automatic Tracking Aid | |||
| VDR/SVDR | |||
| BNWAS | |||
| Radio and VDR Surveys |
