These are connected through the 4G LTE network via an LTE-enabled CradlePoint mobile router.

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Tango has to figure out, during the couple of seconds that a call is dialed and set up, which of several million ports inside a mobile router is the right one.

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So will Autonet Mobile, which plans to "bring the power of the Internet" to cars with its mobile Wi-Fi Router.

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Mr Bafilemba points to parts of a laptop, a mobile phone and a wi-fi router spread out on a table in front of him.

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Each car has been given a hi-tech makeover and fitted with a state-of-the-art MiFi wireless router that acts as a mobile 4G hotspot connecting the cabs to the UK's only superfast 4G network.

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Further, both Mobile WiMAX and Wi available 3G-Fi router and a business tablet.

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