Cisco Systems DC-145 instruction

Configuring and Managing External Modems

This chapter describes how to configure externally connected modems. These tasks are presented in the following main sections:

•External Modems on Low-End Access Servers

•Automatically Configuring an External Modem

•Manually Configuring an External Modem

•Supporting Dial-In Modems

•Testing the Modem Connection

•Managing Telnet Sessions

•Modem Troubleshooting Tips

•Checking Other Modem Settings

To identify the hardware platform or software image information associated with a feature, use the Feature Navigator on Cisco.com to search for information about the feature or refer to the software release notes for a specific release. For more information, see the “Identifying Supported Platforms” section in the “Using Cisco IOS Software” chapter.

For a complete description of the modem support commands in this chapter, refer to the Cisco IOS Dial Technologies Command Reference. To locate documentation of other commands that appear in this chapter, use the command reference master index or search online.

External Modems on Low-End Access Servers

Some of the Cisco lower-end access servers, such as the Cisco AS2511-RJ shown in Figure 23, have cable connections to external modems. The asynchronous interfaces and lines are inside the access server.

Cisco IOS Dial Technologies Configuration Guide