Introduction
Assessment Test
Chapter 1 Cisco Solutions for Remote Access
What Is Remote Access?
WAN Connection Types
WAN Encapsulation Protocols
Selecting a WAN Protocol
Choosing Remote Connection Cisco Products
Fixed Interfaces
Modular Interfaces
Product Selection Tools
Cabling and Assembling the WAN
Internetworking Overview and Remote Access Interface Options
Identifying COmpany Site Equipment
Verifying a Network Installation
Summary
Key Terms
Commands in This Chapter
Written Lab
Hands-on Labs
Review Questions
Answers to Written Lab
Answers to Review Questions
Chapter 2 Asynchronous Connections
Asynchronous Modems
Signaling and Cabling
Modulation Standards
Configuring Asynchronous Modem Connections
Automatic Configuration
Manual Configuration
Summary
Key Terms
Commands in This Chapter
Written Lab
Hands-on Lab
Review Questions
Answers to Written Lab
Answers to Review Questions
Chapter 3 Point-to-Point Protocol
PPP Overview and Architecture
The Flag Field
The Address Field
The Control Field
The Protocol Field
The Information Field
The Frame Check Sequence(FCS) Field
Configuring Access Servers
Configuring PPP
Dedicated or Interactive PPP
Interface Addressing Options for Local Devices
PAP and CHAP Authentication
Password Authentication Protocol(PAP)
Challenge Handshake Authentication Protocol(CHAP)
PPP Callback
PPP Compression and Multilink
Compression Configuration
Multilink Configuration
Verifying and Troubleshooting PPP
The debug ppp authentication Command
The debug ppp negotiation Command
The debug ppp packet Command
Summary
Key Terms
Commands in This Chapter
Written Lab
Hands-on Lab
Lab 3.1:PPP and DHCP Configuration
Review Questions
Answers to Written Lab
Answers to Review Questions
Chapter 4 Using Microsoft Windows 95/98
Reasons to Use Dial-Up Networking
Configuring Dial-Up Networking with Windows 95/98
Configuring a Dial-Up Connection Client
Dial-Up Networking Application
Make New Connection Wizard
Connection Properties
Additional Configuration Options
Lock DTE Speed
Launch Terminal Windows
Verifying a Dial-Up Connection
Summary
Key Terms
Commands in This Chapter
Written Lab
Hands-on Lab
Review Questions
Answers to Written Lab
Answers to Review Questions
Chapter 5 Integrated Services Digital Network(ISDN)
What Is Integrated Services Digital Network(ISDN)?
ISDN Line Options
Basic Rate Interface(BRI)
Primary Rate Interface(PRI)
ISDN Function Groups
ISDN Reference Points
ISDN Protocols
LAPD Frames
Layer 2 Negotiation
ISDN Call Setup and Teardown
ISDN Configuration
The Old Way versus the New Way
Authentication
Password Authentication Protocol(PAP)
Challenge-Handshake Authentication Protocol(CHAP)
The Authentication Process
Dial-on-Demand Routing(DDR)
Configuring DDR
Configuring the Static Routes
Specifying Interesting Traffic
Configuring the Dialer Information
Optional Commands
DDR with Access Lists
Verifying the ISDN Operation
Dial Bacdup
Setting Up Dial Backup
Testing the Backup
Bandwidth on Demand
Channelized T1/E1(PRI)
Configuring ISDN PRI
Configuring E1
Summary
Key Terms
Commands in This Chapter
Written Lab
Hands-on Labs
Lab 5.1:DDR
Lab 5.2:Configuring PRI and BRI
Review Questions
Answers to Written Lab
Answers to Review Questions
Chapter 6 Cisco 700 Series
700 Series Overview
Features of the 700 Series
Routing and WAN Features
ISDN and Telephony Features
Profiles
Configuring the 700 Series
Cisco 700 Help
Configuring Output
ISDN Switch Type Commands
System-Level Configuring Commands
LAN Profile
Creating a User Profile
PPP Callback
IP Traffic with CHAP between a 700 Series and an IOS-based Router
Dynamic Host Control Protocol
Port Address Translation(PAT)
Troubleshooting the 700 Series
Monitoring IP Routing
Summary
Key Terms
Commands in This Chapter
Written Lab
Hands-on Lab
Review Questions
Answers to Written Lab
Answers to Review Questions
Chapter 7 X.25 and LAPB
The Basics of X.25
X.25 at the Network Layer
X.25 and LAPB at the Data Link Layer
X.25 at the Physical Layer
X.25 Virtual Circuits
Configuring X.25
Configuring X.25 Encapsulation Types
Configuring an SVC
Configuring a PVC
Configuring an X.25 Virtual Circuit Range
Default Inbound and Outbound Packet Sizes
Configuring Windows Sizes
Verifying X.25 Configuration
X.25 Troubleshooting
The Show Interface Serial Command
Debug Command
Misconfigured x25 map Commands
Summary
Key Terms
Commands in This Chapter
Written Lab
Hands-on Lab
Review Questions
Answers to Written Lab
Answers to Review Questions
Chapter 8 Frame Relay
What Is Frame Relay?
A Brief History of Frame Relay
Frame Relay Virtual Circuits
Switched Virtual Circuits
Permanent Virtual Circuits
Data Link Connection Identifier(DLCI)
DLCI Mapping
Frame Relay Local Management Interface(LMI)
Configuring Frame Relay
Frame Relay Congestion Control
Factors Affecting Performance
Congestion Handling by Frame Relay Switches
Congestion Handling by Routers
Point-to-Point and Multipoint Interfaces
Verifying Frame Relay
The show frame-relay pvc Command
The show frame-relay map Command
The show frame-relay lmi Command
The show frame-relay lmi Command
The debug frame-relay lmi Command
Frame Relay Switching
Frame Relay Switching Commands
Frame Relay Traffic Shaping
Configuring Traffic Shaping
Summary
Key Terms
Commands in This Chapter
Written Lab
Hands-on Labs
Lab 8.1:Configuring Frame Relay with Subinterfaces
Lab 8.2:Frame Relay Traffic Shaping
Review Questions
Answers to Written Lab
Answers to Review Questions
Chapter 9 Queuing and Compression
Queuing
Traffic Prioritization
Queuing Policy
IOS Queuing Options
Weighted Fair Queuing
Priority Queuing
Custom Queuing
Compression
TPC Header Compression
Payload Compression
Link Compression
Compression Considerations
Summary
Key Terms
Commands in This Chapter
Written Lab
Hands-on Lab
Review Questions
Answers to Written Lab
Answers to Review Questions
Chapter 10 Network Address Translation(NAT) and Port Address Translation(PAT)
Understanding Network Address Translation(NAT)
NAT Terminology
How NAT Works
The Advantages of NAT
The Disadvantages of NAT
NAT Traffic Types
NAT Operations
Translating Inside Local Addresses
Overloadign Inside Global Addresses
Using TPC Load Distribution
Overlagpping Networks
Configuring NAT
Configuring Static NAT
Configuring Dynamic NAT,Inside Global Address
Overloading,and TCP Load Distribution
Configuring NAT to Perform Overlapping Address Translation
Verifying NAT Configuration
Troubleshooting NAT
Clearing NAT Translation Entries
Port Address Translation (PAT)
Disadvantages to PAT
Configuring PAT
Monitoring PAT
Summary
Key Terms
Commands in This Chapter
Written Lab
Hands-on Lab
Review Questions
Answers to Written Lab
Answers to Review Questions
Chapter 11 Centralized Security in Remote Access Networks
Security Terminology
Cisco Access Control Solutions
CiscoSecure
Authentication,Authorization,and Accounting
How AAA Works
Router Access Modes
Character Mode Connections
Packet Mode Connections
Configuring AAA
Authentication Configuration
Authorization Configuration
Accounting Configuration
Virtual Profiles
Summary
Key Terms
Commands in This Chapter
Written Lab
Hands-on Lab
Lab 11.1 Configuring TACACS+
Review Questions
Answers to Written Lab
Answers to Review Questions
Appendix A Practice Exam
Practice Exam Questions
Answers to Practice Exam
Appendix B Commands in This Study Guide
Appendix C References
Web-Based Resources
WAN Technologies
Operating Systems
Other Resources
Certification Study Groups
Users Groups
Standards Organizations
Job Search Web Sites
Hands-on Schooling
RFCs
Clossary