Configuring Basic IP Dialup Services

Up to this point, we have been examining the IOS software's routing protocol and IP packet-switching capabilities. The IOS software also enables remote access in the routers and access servers. The remote access capability is available as both asynchronous dialup via external and integrated modem modules, and via ISDN. Remote access provides both remote users and remote routers with the capability to connect to IP network services when they are not connected directly to a network via a LAN or WAN interface.

Numerous IOS-based products support IP remote access services. These products offer many configuration options in both their hardware and IOS software feature configurations. As with other complex topics ...

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