Accessing the WAN, CCNA Exploration Companion Guide

by Vachon, Bob; Graziani, Rick

• ISBN13: 9781587131721
• ISBN10: 1587131722
• Edition: 1st
• Format: Hardcover w/CD
• Copyright: 2008-01-01
• Publisher: Cisco Press

Summary

The completely revised and only authorized textbook for the Cisco Networking Academy Program CCNA 4 curriculum.

Author Biography

Allan Reid is the curriculum lead for CCNA and a CCNA / CCNP instructor at Centennial College CATC in Toronto, Canada

Table of Contents

Scaling IP Addresses	1	(30)
Objectives	1	(1)
Key Terms	1	(3)
Scaling Networks with NAT and PAT	4	(12)
Private Address Space (RFC 1918)	4	(1)
Network Address Translation (NAT)	4	(1)
NAT Terminology	5	(1)
Understanding and Configuring Static NAT	6	(3)
Understanding and Configuring Dynamic NAT	9	(2)
Understanding and Configuring Overloaded NAT	11	(2)
Verifying NAT/PAT Functionality	13	(3)
Dynamic Host Configuration Protocol (DHCP)	16	(9)
The DHCP Process	18	(1)
Configuring DHCP	19	(2)
DHCP Verification and Troubleshooting	21	(1)
DHCP Relay	22	(3)
Summary	25	(1)
Check Your Understanding	26	(2)
Challenge Questions and Activities	28	(3)
Activity 1	28	(2)
Activity 2	30	(1)
WAN Technologies Overview	31	(42)
Objectives	31	(1)
Key Terms	31	(2)
WAN Technologies Overview	33	(8)
WAN Versus LAN	33	(3)
WAN Protocols	36	(3)
Leased Line, Circuit Switching, and Packet Switching	39	(2)
WAN Technologies	41	(10)
Analog Dialup	42	(1)
ISDN	43	(1)
Leased Line	44	(1)
X.25	44	(1)
Frame Relay	45	(2)
ATM	47	(1)
DSL	47	(2)
Cable	49	(2)
WAN Design	51	(12)
WAN Communication	51	(2)
Steps in WAN Design	53	(2)
Identifying and Selecting Networking Capabilities	55	(3)
Three-Layer Design Model	58	(2)
Other Layered Design Models	60	(2)
Other WAN Design Considerations	62	(1)
Summary	63	(2)
Check Your Understanding	65	(7)
Challenge Questions and Activities	72	(1)
PPP	73	(38)
Objectives	73	(1)
Key Terms	73	(2)
Serial Point-to-Point Links	75	(12)
Time-Division Multiplexing	75	(1)
Demarcation Points	76	(1)
DTE and DCE	77	(2)
High-Level Data Link Control (HDLC)	79	(1)
Troubleshooting Serial Links	80	(7)
PPP Authentication	87	(8)
Serial Line Internet Protocol (SLIP)	87	(1)
Point-to-Point Protocol (PPP)	87	(8)
Configuring PPP	95	(10)
Configuring Compression on PPP Links	96	(1)
Configuring Error Detection on PPP Links	96	(1)
Configuring Multilink Support on PPP Links	96	(1)
Configuring Authentication on PPP Links	97	(6)
Viewing PPP Link Establishment and Authentication	103	(2)
Summary	105	(1)
Check Your Understanding	106	(4)
Challenge Questions and Activities	110	(1)
ISDN and DDR	111	(42)
Objectives	111	(1)
Key Terms	111	(2)
ISDN Concepts	113	(9)
ISDN Standards and Concepts	114	(2)
ISDN Layer 1	116	(2)
ISDN Layer 2	118	(1)
ISDN Layer 3	119	(1)
ISDN Devices and Reference Points	120	(2)
ISDN Configuration	122	(9)
Configuring an ISDN BRI	122	(2)
Configuring an ISDN PRI	124	(3)
Verifying and Troubleshooting ISDN Configuration	127	(4)
DDR Configuration	131	(12)
Legacy DDR	132	(4)
Dialer Profiles	136	(5)
Displaying ISDN Process Information	141	(2)
Summary	143	(2)
Check Your Understanding	145	(7)
Challenge Questions and Activities	152	(1)
Frame Relay	153	(34)
Objectives	153	(1)
Key Terms	153	(2)
Frame Relay Concepts	155	(13)
Virtual Circuits and DLCIs	157	(1)
The Frame Relay Frame	158	(3)
Data Movement and Flow Control	161	(2)
Common Topologies	163	(2)
LMI	165	(2)
Inverse ARP	167	(1)
Configuring Frame Relay	168	(10)
Basic Configuration	168	(1)
Configuring LMI	168	(1)
Static Maps	169	(1)
Subinterfaces	170	(4)
Testing and Troubleshooting	174	(4)
Summary	178	(1)
Check Your Understanding	179	(6)
Challenge Questions and Activities	185	(2)
Introduction to Network Administration	187	(15)
Objectives	187	(1)
Additional Topics of Interest	187	(1)
Key Terms	187	(2)
Workstations and Servers	189	(7)
Workstations	189	(1)
Servers	190	(2)
Client/Server Relationship	192	(3)
Introduction to Network Operating Systems (NOS)	195	(1)
Network Management	196	(1)
Summary	197	(1)
Check Your Understanding	198	(4)
Challenge Questions and Activities	202