Glossary 115
Pulse dialing: A dialing method that uses pulses instead of tones to generate a telephone number. Generally associated with rotary dial phones, although some
R | Reliable mode: Reliable mode is for | |
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| MNP or V.42. | |
| Result code: This code returns to the computer the results of | |
| executing a command sent from it to the internal modem in | |
| characters or numeric values. | |
| RJ11: A modular telephone connector used on most telephone | |
| networks and | |
| RTS signal: A Request to Send signal is an | |
| indicates the modem is ready to receive data. | |
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| cables allowing asynchronous communication with computers, | |
| printers, and other peripheral devices. | |
S | serial: The handling of data bits one after the other. | |
serial communications: A communications technique that uses as | ||
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| few as two interconnecting wires to send bits one after another. | |
| serial interface: An interface between systems or system | |
| components in which information is transmitted sequentially, one | |
| bit at a time. The transmitted bits are reassembled at the receiving | |
| component. A modem uses a serial interface. | |
| serial port: A communications port (COM1 or COM2) to which | |
| you can connect a serial device, such as a modem, a mouse or a | |
| serial printer. | |
| stop bit: In asynchronous serial communications, one or more bits | |
| indicating the end of a block of characters. | |
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| commands and modem operations. |