Preface;
What's New in This Edition;
Organization;
What's in This Book;
Conventions Used in This Book;
Using Code Examples;
We'd Like Your Feedback!;
Safari® Enabled;
Acknowledgments;
Chapter 1: Router Configuration and File Management;
Introduction;
Configuring the Router via TFTP;
Saving Router Configuration to Server;
Booting the Router Using a Remote Configuration File;
Storing Configuration Files Larger Than NVRAM;
Clearing the Startup Configuration;
Loading a New IOS Image;
Booting a Different IOS Image;
Booting over the Network;
Copying an IOS Image to a Server;
Copying an IOS Image Through the Console;
Deleting Files from Flash;
Partitioning Flash;
Using the Router as a TFTP Server;
Using FTP from the Router;
Generating Large Numbers of Router Configurations;
Changing the Configurations of Many Routers at Once;
Extracting Hardware Inventory Information;
Backing Up Router Configurations;
Warm Reload;
Warm Upgrade;
Configuration Archiving;
Locking Configuration Access;
Chapter 2: Router Management;
Introduction;
Creating Command Aliases;
Managing the Router's ARP Cache;
Tuning Router Buffers;
Auto Tuning Buffers;
Using the Cisco Discovery Protocol;
Disabling the Cisco Discovery Protocol;
Using the Small Servers;
Enabling HTTP Access to a Router;
Enabling Secure HTTP (HTTPS) Access to a Router;
Using Static Hostname Tables;
Enabling Domain Name Services;
Disabling Domain Name Lookups;
Specifying a Router Reload Time;
Scheduling of Router Commands;
Displaying Historical CPU Values;
Creating Exception Dump Files;
Generating a Report of Interface Information;
Generating a Report of Routing Table Information;
Generating a Report of ARP Table Information;
Generating a Server Host Table File;
Chapter 3: User Access and Privilege Levels;
Introduction;
Setting Up User IDs;
Encrypting Passwords;
Using Better Password-Encryption Techniques;
Removing Passwords from a Router Configuration File;
Deciphering Cisco's Weak Password Encryption;
Displaying Active Users;
Sending Messages to Other Users;
Changing the Number of VTYs;
Changing VTY Timeouts;
Restricting VTY Access by Protocol;
Enabling Absolute Timeouts on VTY Lines;
Implementing Banners;
Disabling Banners on a Port;
Disabling Router Lines;
Reserving a VTY Port for Administrative Access;
Restricting Inbound Telnet Access;
Logging Telnet Access;
Setting the Source Address for Telnet;
Automating the Login Sequence;
Using SSH for Secure Access;
Changing Privilege Level of IOS Commands;
Defining Per User Privileges;
Defining Per Port Privileges;
Chapter 4: TACACS+;
Introduction;
Authenticating Login IDs from a Central System;
Restricting Command Access;
Losing Access to the TACACS+ Server;
Disabling TACACS+ Authentication on a Particular Line;
Capturing User Keystrokes;
Logging System Events;
Setting the IP Source Address for TACACS+ Messages;
Sample Server Configuration Files;
Chapter 5: IP Routing;
Introduction;
Finding an IP Route;
Finding Types of IP Routes;
Converting Different Mask Formats;
Using Static Routing;
Floating Static Routes;
Using Policy-Based Routing to Route Based on Source Address;
Using Policy-Based Routing to Route Based on Application Type;
Examining Policy-Based Routing;
Changing Administrative Distances;
Routing Over Multiple Paths with Equal Costs;
Static Routes That Track Interfaces or Other Routes;
Keeping Statistics on Routing Table Changes;
Chapter 6: RIP;
Introduction;
Configuring RIP Version 1;
Filtering Routes with RIP;
Redistributing Static Routes into RIP;
Redistributing Routes Using Route Maps;
Creating a Default Route in RIP;
Disabling RIP on an Interface;
Default Passive Interface;
Unicast Updates for RIP;
Applying Offsets to Routes;
Adjusting Timers;
Configuring Interpacket Delay;
Enabling Nonperiodic Updates;
Increasing the RIP Input Queue;
Configuring RIP Version 2;
Enabling RIP Authentication;
RIP Route Summarization;
Route Tagging;
Chapter 7: EIGRP;
Introduction;
Configuring EIGRP;
Filtering Routes with EIGRP;
Redistributing Routes into EIGRP;
Redistributing Routes into EIGRP Using Route Maps;
Disabling EIGRP on an Interface;
Adjusting EIGRP Metrics;
Adjusting Timers;
Enabling EIGRP Authentication;
EIGRP Route Summarization;
Logging EIGRP Neighbor State Changes;
Limiting EIGRP's Bandwidth Utilization;
EIGRP Stub Routing;
Route Tagging;
Viewing EIGRP Status;
Chapter 8: OSPF;
Introduction;
Configuring OSPF;
Filtering Routes in OSPF;
Adjusting OSPF Costs;
Creating a Default Route in OSPF;
Redistributing Static Routes into OSPF;
Redistributing External Routes into OSPF;
Manipulating DR Selection;
Setting the OSPF RID;
Enabling OSPF Authentication;
Selecting the Appropriate Area Types;
Using OSPF on Dial Interfaces;
Summarizing Routes in OSPF;
Disabling OSPF on Certain Interfaces;
Changing the Network Type on an Interface;
OSPF Route Tagging;
Logging OSPF Adjacency Changes;
Adjusting OSPF Timers;
Reducing OSPF Traffic in Stable Networks;
OSPF Virtual Links;
Viewing OSPF Status with Domain Names;
Debugging OSPF;
Chapter 9: BGP;
Introduction;
Configuring BGP;
Using eBGP Multihop;
Adjusting the Next-Hop Attribute;
Connecting to Two ISPs;
Connecting to Two ISPs with Redundant Routers;
Restricting Networks Advertised to a BGP Peer;
Adjusting Local Preference Values;
Load-Balancing;
Removing Private ASNs from the AS Path;
Filtering BGP Routes Based on AS Paths;
Reducing the Size of the Received Routing Table;
Summarizing Outbound Routing Information;
Prepending ASNs to the AS Path;
Redistributing Routes with BGP;
Using Peer Groups;
Authenticating BGP Peers;
Using BGP Communities;
Using BGP Route Reflectors;
Putting It All Together;
Chapter 10: Frame Relay;
Introduction;
Setting Up Frame Relay with Point-to-Point Subinterfaces;
Adjusting LMI Options;
Setting Up Frame Relay with Map Statements;
Using Multipoint Subinterfaces;
Configuring Frame Relay SVCs;
Simulating a Frame Relay Cloud;
Compressing Frame Relay Data on a Subinterface;
Compressing Frame Relay Data with Maps;
PPP over Frame Relay;
Viewing Frame Relay Status Information;
Chapter 11: Handling Queuing and Congestion;
Introduction;
Fast Switching and CEF;
Setting the DSCP or TOS Field;
Using Priority Queuing;
Using Custom Queuing;
Using Custom Queues with Priority Queues;
Using Weighted Fair Queuing;
Using Class-Based Weighted Fair Queuing;
Using NBAR Classification;
Controlling Congestion with WRED;
Using RSVP;
Manual RSVP Reservations;
Aggregating RSVP Reservations;
Using Generic Traffic Shaping;
Using Frame-Relay Traffic Shaping;
Using Committed Access Rate;
Implementing Standards-Based Per-Hop Behavior;
AutoQoS;
Viewing Queue Parameters;
Chapter 12: Tunnels and VPNs;
Introduction;
Creating a Tunnel;
Tunneling Foreign Protocols in IP;
Tunneling with Dynamic Routing Protocols;
Viewing Tunnel Status;
Creating an Encrypted Router-to-Router VPN in a GRE Tunnel;
Creating an Encrypted VPN Between the LAN Interfaces of Two Routers;
Generating RSA Keys;
Creating a Router-to-Router VPN with RSA Keys;
Creating a VPN Between a Workstation and a Router;
Creating an SSL VPN;
Checking IPSec Protocol Status;
Chapter 13: Dial Backup;
Introduction;
Automating Dial Backup;
Using Dialer Interfaces;
Using an Async Modem on the AUX Port;
Using Backup Interfaces;
Using Dialer Watch;
Using Virtual Templates;
Ensuring Proper Disconnection;
View Dial Backup Status;
Debugging Dial Backup;
Chapter 14: NTP and Time;
Introduction;
Time-Stamping Router Logs;
Setting the Time;
Setting the Time Zone;
Adjusting for Daylight Saving Time;
Synchronizing the Time on All Routers (NTP);
Configuring NTP Redundancy;
Setting the Router As the NTP Master for the Network;
Changing NTP Synchronization Periods;
Using NTP to Send Periodic Broadcast Time Updates;
Using NTP to Send Periodic Multicast Time Updates;
Enabling and Disabling NTP Per Interface;
NTP Authentication;
Limiting the Number of Peers;
Restricting Peers;
Setting the Clock Period;
Checking the NTP Status;
Debugging NTP;
NTP Logging;
Extended Daylight Saving Time;
NTP Server Configuration;
Chapter 15: DLSw;
Introduction;
Simple Bridging;
Configuring DLSw;
Using DLSw to Bridge Between Ethernet and Token Ring;
Converting Ethernet and Token Ring MAC Addresses;
Configuring SDLC;
Configuring SDLC for Multidrop Connections;
Using STUN;
Using BSTUN;
Controlling DLSw Packet Fragmentation;
Tagging DLSw Packets for QoS;
Supporting SNA Priorities;
DLSw+ Redundancy and Fault Tolerance;
...