To Change Your Modem Settings

Modem and Network Connections

The modem is already set up to be compatible with telephone systems and modems in most areas. However, in some situations, you may have to change modem settings to match local conditions. If you have questions about local requirements, contact your telephone company.

■Control Panel. Open Phone and Modem Options in Control Panel to change many modem settings. On the Modems tab, select Properties to set connection speeds, or on the Dialing Rules tab, select Edit to set dialing options.

■Communications software. Many communications applications provide options for controlling modem settings. See the Help for your software.

■AT commands. You can control many aspects of modem operation using modem AT commands. AT commands are special strings of characters sent to the modem to set up specific conditions. Those command strings normally start with “AT.” For a list of AT commands for the built-in modem, see the “Reference Information” chapter.

From the Control Panel, select Phone and Modem Options. On the Modems tab, select Properties. You can type AT commands on the Advanced tab in the space for extra settings.

4–4	Reference Guide

2550CA, 2542EA, 2562AP, 2569AP, 2555AP specifications

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