Fix problems with modem detection or modem connection.

解决调制解调器检测或连接的问题。

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With a null modem connection, the transmit and receive lines are cross-linked.

使用零调制解调器连接时，发送线和接收线要交叉连接。

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Several wiring layouts are in use, because the null modem connection is not covered by a standard.

有多种连接方式可供选择，因为标准中并未涵盖零调制解调器连接。

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After the usual screech and squawk sounds ordinarily associated with a modem connection, e-mail is downloaded and received.

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Earlier this year it launched a network adapter for its PlayStation 2 gaming system that lets customers play against each other over the Internet using either a dial-up modem or a broadband connection.

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There's a reason why the Xbox also works as a DVD player and has a hard drive and an Ethernet connection port on the back suitable for cable modem or a digital subscriber line Internet connection.

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