Cisco Systems 520 series manual Reference Information

Contents

C H A P T E R 12

P A R T 4

A P P E N D I X A

Guidelines for Creating Access Groups								11-3
Configuring a CBAC Firewall				11-3
Configuring Cisco IOS Firewall IDS						11-4
Configuring VPNs		11-4
Troubleshooting	12-1
Getting Started		12-1
Before Contacting Cisco or Your Reseller							12-1
ADSL Troubleshooting 12-2
ATM Troubleshooting Commands					12-2
ping atm interface Command					12-2
show interface Command				12-3
show atm interface Command						12-5
debug atm Commands			12-5
Guidelines for Using Debug Commands								12-5
debug atm errors Command						12-6
debug atm events Command						12-6
debug atm packet Command						12-7
Software Upgrade Methods				12-8
Recovering a Lost Password				12-9
Change the Configuration Register 12-9
Reset the Router			12-10
Reset the Password and Save Your Changes								12-11
Reset the Configuration Register Value							12-11
Reference Information
Cisco IOS Software Basic Skills					A-1
Configuring the Router from a PC					A-1
Understanding Command Modes					A-2
Getting Help	A-4
Enable Secret Passwords and Enable Passwords								A-4
Entering Global Configuration Mode						A-5
Using Commands		A-5
Abbreviating Commands				A-6
Undoing Commands			A-6
Command-Line Error Messages						A-6

Cisco Secure Router 520 Series Software Configuration Guide

vi OL-14210-01