Cisco 1721 - Manual (Page 7)

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Cisco 1721 Router Hardware Installation Guide
78-13834-02
Contents
OK LED Diagnostics 3-7
Troubleshooting WICs and Cables 3-8
Troubleshooting the Power System 3-10
Troubleshooting ISDN 3-11
A P P E N D I X
A Technical Specifications A-1
A P P E N D I X
B Cabling Specifications B-1
Ethernet Cables B-1
Ethernet Network Cabling Guidelines B-2
Console Cable and Adapter B-3
A P P E N D I X
C Installing and Upgrading Memory and Virtual Private Network Modules C-1
Safety Warnings C-1
Opening the Chassis C-2
Locating Modules C-4
Installing a DIMM C-5
Installing a VPN Module C-6
Closing the Chassis C-9
A P P E N D I X
D Ordering and Configuring an ISDN Line D-1
ISDN BRI Line Configuration Requirements D-1
ISDN BRI Switch Types D-2
ISDN BRI Provisioning by Switch Type D-3
Defining ISDN Service Profile Identifiers D-5
ISDN Configuration Options D-6
Snapshot Routing D-6
Dial-on-Demand Routing D-7