
The Inmarsat Global Area Network (GAN) uses land portable terminals like the Nera World Communicator to provide “always-on” on-demand voice, fax, and 64 kbps ISDN data services. The Nera GAN brings an ISDN environment to almost any remote location, and two GAN terminals can be multiplexed to achieve 128 kbps.
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Inmarsat’s Broadband Global Area Network (BGAN) is the newest and most powerful Inmarsat service providing data speeds up to 484 kbps and simultaneous voice and data calling capability. BGAN offers on-demand guaranteed data rate "streaming IP" services up to 256 kbps, as well as 64 kbps ISDN circuit-switched data for backwards compatibility.
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