Inmarsat D + standard closing and equipment modernization

The Inmarsat D + standard employs ship security alert systems (CCAS) and long-range identification and tracking systems for long-range vessels (OSDM): "COM", "T-400" and partly "COM-2".
The company Communications and Radio Navigation offers upgrade options for the operation of the ship security alarm system (SSAS) and long-range identification and tracking of vessels (LRIT) based on Inmarsat. Also there was information that the ISatM2M standard will be supported until December 31, 2018.

To replace the COM, there is an excellent option that is cheap and very simple to replace. which will work until 2018. Honeywell SAT-202