Cisco Systems DNC-305 manual Individual PCs Using Isdn Terminal Adapters, DNC-310

Models: DNC-305

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Telco and ISP Dial Scenarios and Configurations

Small- to Medium-Scale POPs

ip classless

!

dialer-list 1 protocol ip permit

!

line con 0

login authentication console line 1 48

autoselect ppp autoselect during-login login authentication dialin modem DialIn

line aux 0

login authentication console line vty 0 4

login authentication vty transport input telnet rlogin

!

end

Individual PCs Using ISDN Terminal Adapters

ISPs can configure a single Cisco AS5200 access server to receive digital multilink calls from remote PCs connected to terminal adapters, as shown in Figure 52. The POP at the central site of the ISP can be any Cisco router that supports ISDN PRI, such as the Cisco 4700-M router loaded with a channelized T1 PRI network module.

Network Topology

Figure 52 shows a small-scale dial-in scenario using terminal adapters.

Figure 52 Remote PC Using a Terminal Adapter to Dial In to a Cisco AS5200 Access Server

Internet

Home office remote

 

Digital calls

 

 

PC running Windows 95

 

 

 

BRI

ISDN network

 

 

Terminal

 

T1 PRI

 

 

adapter

 

 

Cisco AS5200 used to provide Internet access by an ISP

S6536

To configure one Cisco AS5200 to accept both incoming ISDN and analog calls from individual terminal adapters and modems, see the section “Mixture of ISDN and Analog Modem Calls” later in this chapter.

Cisco IOS Dial Services Configuration Guide: Network Services

DNC-310

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Cisco Systems DNC-305 manual Individual PCs Using Isdn Terminal Adapters, DNC-310