Chapter 3 – Operation
Chapter 3 – Operation
About the Front Panel
The LED indicators on the front panel indicate status, configuration, and activity:
TD – Transmit Data. Flashes when the modem is transmitting data to another modem. RD – Receive Data. Flashes when the modem is receiving data.
CD – Carrier Detect. Lights when the modem detects a valid carrier signal from another modem. It is on when the modem is communicating with the other modem, and off when the link is broken.
OH –
TR – Terminal Ready. Lights when a communications program is using the modem. It means the modem is ready for an outgoing or incoming call. It goes off when the communications program disconnects the serial port. When it goes off, a connected modem will also disconnect.
Power – The Power led lights when the system is applying power to the modem.
Leased-Line Operation
The MultiModem ZBA modem can be used on a
A leased line is a private, permanent telephone connection between two points. Unlike normal dialup connections, a leased line is always active. The modems automatically connect when they are attached to the line and are turned on. Because a leased line is always active, one of the two modems on the line must be configured as the originate modem and the other as the answer modem; however, it does not matter which is which.
In the event of an interruption,
Setup
1.Open the modem and change jumper J2 to select
2.Connect a modular telephone cable to the LINE jack. Connect the other end of the cable to a
3.Turn on the modem. :
Connecting to the Internet
Your
•User name (also called user ID)
•Password
•Access number (the number you call to connect to the server)
•Host name and/or domain name
•Domain Name Server (DNS) server address
If, besides the Web, you use the Internet for
•
•POP server address
•Mail or SMTP address
•News or NNT server address
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