In between two transmission of information must have a transmission channel, according to the different transmission media, cable and wireless data communications data communications breakdown.

要在两地间传输信息必须有传输信道，根据传输媒体的不同，有有线数据通信与无线数据通信之分。

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Cable and Wireless Communications has announced the sale of the majority of its Monaco and Islands division.

BBC: Cable and Wireless sells Islands group to Batelco

Tony Rice, CEO of Cable and Wireless Communications, said the move was part of a focus on growth in the Americas.

BBC: Cable and Wireless sells Islands group to Batelco

Imposing inconsistent local regulations on providers of broadband technology "could undermine the development of intermodel competition, " between cable operators, telephone companies, providers of wireless telecommunications services, and satellite communications firms, the FCC brief says.

CNN: FCC backs AT&T in Net-access battle