A null modem may be used.Logical formLearned from3 sentences. (Modem properties) may pertain-to a person.Logical formLearned from3 sentences. A model may show modem.Logical formLearned from3 sentences. A person may get through a modem.Logical formLearned from3 sentences. A (cable modem system) can be high-speed.Logical formLearned from3 sentences. Competition may go into (cable modems).Logical formLearned from3 sentences. (Cable modems) can be for access.Logical formLearned from3 sentences. A (certification process) can be for (cable modems).Logical formLearned from3 sentences. (Cable modems) can be in portions of (service areas).Logical formLearned from3 sentences. A modem may be provided in a lobby.Logical formLearned from3 sentences. Sales of broadband modems may jump by some percent.Logical formLearned from3 sentences. Modems can be reliable.Logical formLearned from3 sentences. A (modem transducer) can be acoustic.Logical formLearned from3 sentences. A modem can be on a network.Logical formLearned from3 sentences. A modem may be connected to a port.Logical formLearned from3 sentences.