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If you're using broadband (cable) internet and you can't connect, try the following troubleshooting steps in the order listed until you get up and running again. 1. Check if you can visit other sites with a different browser - If you can go to another site, the problem may be associated the browser you're using.
Modem A begins dialing. Modem B's phone-line rings, and the modem reports the fact. ATA: Computer at modem B issues answer command. CONNECT: CONNECT: The modems connect, and both modems report "connect". (In practice, most modems report more information after the word CONNECT — specifying the speed of the connection.)
The modem uses the Data Carrier Detect (DCD) pin to signal whether it's connected to a host. The computer can generally just read the DCD pin at any time and always know if the modem is in command or data mode. DCD high means data mode, and low means command mode. DCD is a signal sent from the modem to the computer.
The calling modem waits for the tone after it dials the phone line before it initiates data transmission. If it does not receive a carrier tone within a set amount of time, it will disconnect the phone line and issues the NO CARRIER message. The actual data is transmitted from the answering modem to the calling modem via modulation of the carrier.
With AOL Dialer set as your default dialer, you can connect to the Internet by launching most Internet applications like web browsers or AOL Desktop Gold. The Dialer will launch automatically and prompt you to sign in. Note: This method may not work with all Internet applications. To connect with the Dialer first:
If properly configured, the PC can also function as the router for a home LAN. An internal modem can be installed on a single PC (e.g. on a PCI card), also allowing that single PC to connect to a WAN. [7] Again, the PC can be configured to function as a router for a home LAN. A cellular wireless access point can function in a similar fashion to a
Data Carrier Detect (DCD) or Carrier Detect (CD) is a control signal present inside an RS-232 serial communications cable that goes between a computer and another device, such as a modem. This signal is a simple "high/low" status bit that is sent from a data communications equipment (DCE) to a data terminal equipment (DTE), i.e., from the modem ...
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