cisco ccna 1 final answers
CCNA 1 and 2 Companion Guide, Revised (Cisco Networking Academy Program) part 110 ppt
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... card), 10
NICs, 12 13 , 79, 81, 225–226
modem installation, 13 14
wireless, 91
NLP (Normal Link Pulse), 286
noise, 14 9, 15 7
narrowband interference, 19 0
sources of on copper media, 19 8 19 1, 19 6 19 7
FEXT, ... 15 9 16 1
fiber-optic networks
10 0BASE-FX, 332–334
cabling, 13 3
absorption, 15 0
as backbone medium, 894
bending, 15 1
cladding, 14 2
core, 14 3
dispersion, 15 0
duplex fiber, 14 1
GBIC connectors, 211
interducting, ... 211
interducting, 15 2
multimode, 14 4
noise, 14 9
scattering, 15 0
safe handling, 912
signaling, 19 2 19 4
single-mode, 14 3 14 5
splicing, 15 3
components of, 14 7
connectors, 14 8
patch panels, 14 9
receivers, 14 7
repeaters,...
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CCNA 1 and 2 Companion Guide, Revised (Cisco Networking Academy Program) part 1 doc
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... Wright
11 02.book Page iv Tuesday, May 20, 2003 2:53 PM
Cisco Networking Academy Program
CCNA 1 and 2 Companion Guide
Third Edition
Cisco Systems, Inc.
Cisco Networking Academy Program
Cisco Press
2 01 ... review.
Printed in the United States of America 1 2 3 4 5 6 7 8 9 0
Library of Congress Cataloging-in-Publication Number: 200 211 6787
ISBN: 1- 58 713 -11 0-2
First Printing June 2003
Trademark Acknowledgments
All ... 675
Chapter 16 Distance Vector Routing Protocols . . . . . . . . . . . . . . . . . . . . . . . 711
Chapter 17 TCP/IP Error and Control Messages . . . . . . . . . . . . . . . . . . . . . . 7 61
11 02.book...
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CCNA 1 and 2 Companion Guide, Revised (Cisco Networking Academy Program) part 2 pptx
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... . . . . . . . 315
10 -Mbps and 10 0-Mbps Ethernet . . . . . . . . . . . . . . . . . . . . . . . 315
10 -Mbps Versions of Ethernet . . . . . . . . . . . . . . . . . . . . . . . . 316
10 BASE5 . . . . ... .609
Password Recovery Technique 1. . . . . . . . . . . . . . . . . . . . . . . 610
Password Recovery Technique 2. . . . . . . . . . . . . . . . . . . . . . . 611
11 02.book Page xvi Tuesday, May ... . . . 511
WAN Characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 511
WAN Devices. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 515
WAN...
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CCNA 1 and 2 Companion Guide, Revised (Cisco Networking Academy Program) part 3 pdf
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... Serial
Line: Switched Serial
IBM
Mainframe
11 02.book Page xxiii Tuesday, May 20, 2003 2:53 PM
xxvii
Introduction
Cisco Networking Academy Program CCNA 1 and 2 Companion Guide, Third Edition,
supplements ... from one number system to another. This chapter corre-
sponds to the Module 1 content from the CCNA 1 online curriculum.
11 02.book Page xxviii Tuesday, May 20, 2003 2:53 PM
xxix
■ Chapter 2, “Networking ... destination reliably
and accurately. This chapter corresponds to the Module 11 content from the
CCNA 1 online curriculum.
■ Chapter 10 , “WANs and Routers,” introduces WAN devices, technologies, and
standards....
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CCNA 1 and 2 Companion Guide, Revised (Cisco Networking Academy Program) part 4 pptx
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... number to a hexadecimal number
11 02.book Page 4 Tuesday, May 20, 2003 2:53 PM
8 Chapter 1: Introduction to Networking
Figure 1- 1 Central Processing Unit
Figure 1- 2 Floppy Disk Drive
■ Microprocessor—A ... Figure 1- 1).
■ Floppy disk drive—Can read and write to floppy disks (see Figure 1- 2).
■ Hard disk drive—Reads and writes data on a hard disk. The primary storage
device in the computer.
11 02.book ... 11 02.book Page 2 Tuesday, May 20, 2003 2:53 PM
xxxi
■ Chapter 14 , “Managing Cisco IOS Software,” examines the stages of the router
boot sequence. It also covers how to use a variety of Cisco...
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CCNA 1 and 2 Companion Guide, Revised (Cisco Networking Academy Program) part 5 pps
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... type. BBSs did not become widely used until the early 19 80s, and the transfer of
11 02.book Page 14 Tuesday, May 20, 2003 2:53 PM
16 Chapter 1: Introduction to Networking
determine if there is ... performs
e-mail, file transfers, and other
functions
11 02.book Page 17 Tuesday, May 20, 2003 2:53 PM
10 Chapter 1: Introduction to Networking
Figure 1- 4 Expansion Slot
Motherboard Components
The motherboard ... and network (Layer 3)
address.
11 02.book Page 15 Tuesday, May 20, 2003 2:53 PM
12 Chapter 1: Introduction to Networking
Network Interface Cards
As shown in Figure 1- 6, a NIC is a printed circuit...
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CCNA 1 and 2 Companion Guide, Revised (Cisco Networking Academy Program) part 6 ppt
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... (2
4
= 16 ), as you will see in Table 1- 6 in a moment.
Instead of writing
10 1 010 10 .11 110 000 .11 0000 01. 111 00 010 . 011 1 011 1. 010 100 01
you can write the much-shorter hex equivalent:
AA.F0.C1.E2.77. 51.
To ... Exponent
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
Place Value
12 8643 216 84 21
Example: 10 110
00 010 110
11 02.book Page 23 Tuesday, May 20, 2003 2:53 PM
24 Chapter 1: Introduction to Networking
Example:
1A2C = (1 ∗ 16
3
= 65536) + (10 (A) ... represents 10
0
(1) , and the second position represents 10
1
(10 ∗ 1 = 10 ).
The third position represents 10
2
(10 ∗ 10 = 10 0). The seventh position to the left rep-
resents 10
6
(10 ì 10 10 10 10 ...
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CCNA 1 and 2 Companion Guide, Revised (Cisco Networking Academy Program) part 7 pdf
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... 0
00 01 1 1
0 010 2 2
0 011 3 3
010 0 4 4
010 1 5 5
011 0 6 6
011 1 7 7
10 00 8 8
10 01 9 9
10 10 A 10
10 11 B 11
11 00 C 12
11 01 D 13
11 10 E 14
11 11 F 15
11 02.book Page 29 Tuesday, May 20, 2003 2:53 PM
... Using the second mask (255.255.0.0):
000 010 10.0 010 0 010 .00 010 111 .10 00 011 0: IP address
11 111 111 .11 111 111 .00000000.00000000: network mask
000 010 10.0 010 0 010 .00000000.00000000 is the network part ... of a 1 and a 1 is a 1. To better demonstrate,
consider the following examples:
Example 1: Using the first mask (255.0.0.0):
000 010 10.0 010 0 010 .00 010 111 .10 00 011 0: IP address
11 111 111 .00000000.00000000.00000000:...
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CCNA 1 and 2 Companion Guide, Revised (Cisco Networking Academy Program) part 9 pps
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... securely.
Remote Office
with Cisco Router
Regional Office
with Cisco PIX
Firewall
POP
Corporate
Business Partner
with Cisco Router
SOHO with Cisco ISDN/DSL Router
Mobile Worker
with Cisco Secure VPN
Client ...
intranet over a shared infrastructure using dedicated connections.
Figure 2 -11 illustrates an intranet and an extranet.
Figure 2 -11 Intranet and Extranet
Virtual Private Networks
A virtual private network ... computer
Cisco PIX
Firewall
VPN
Concentrator
Perimeter
Router
Main Site
VPN
Intranet VPN
Extranet VPN
Intranet VPN
Access VPN
11 02.book Page 57 Tuesday, May 20, 2003 2:53 PM
Networking Terminology 51
Figure...
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CCNA 1 and 2 Companion Guide, Revised (Cisco Networking Academy Program) part 10 pps
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04/07/2014, 18:20
... Ethernet)
10 0 Mbps 10 0 m
Category 5 UTP
(10 00BASE-TX Ethernet)
10 00 Mbps 10 0 m
Multimode optical ber (62.5 /12 5 àm)
(10 0BASE-FX Ethernet)
10 0 Mbps 2000 m
Multimode optical ber (62.5 /12 5 µm)
(10 00BASE-SX ... coaxial cable
(10 BASE2 Ethernet, Thinnet)
10 Mbps 18 5 m
50-ohm coaxial cable
(10 BASE5 Ethernet, Thicknet)
10 Mbps 500 m
Category 5 UTP
(10 BASE-T Ethernet)
10 Mbps 10 0 m
Category 5 UTP
(10 0BASE-TX ... bps 1 bps = fundamental unit of bandwidth
Kilobits per second kbps 1 kbps = 10 00 bps = 10
3
bps
Megabits per second Mbps 1 Mbps = 1, 000,000 bps = 10
6
bps
Gigabits per second Gbps 1 Gbps = 1, 000,000,000...
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CCNA 1 and 2 Companion Guide, Revised (Cisco Networking Academy Program) part 11 pps
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... signals that represent the 0s and 1s
making up the data. If a discrepancy is found, that packet can be resent.
More Information: Cyclical Redundancy Check (Continued)
11 02.book Page 78 Tuesday, May ... is
an important piece of
information that gets
added.
11 02.book Page 75 Tuesday, May 20, 2003 2:53 PM
Networking Models 73
Figure 2 -17 Peer-to-Peer Communication
Data packets on a network ... of 1s and 0s (bits) for transmission on the medium
(usually a wire) at Layer 1.
Network devices such as hubs, switches, and routers work at the lowest three layers.
Hubs operate at Layer 1, ...
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CCNA 1 and 2 Companion Guide, Revised (Cisco Networking Academy Program) part 12 ppt
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... NIC.
Figure 2-24 Network Interface Card
11 02.book Page 81 Tuesday, May 20, 2003 2:53 PM
88 Chapter 2: Networking Fundamentals
Figure 2- 31 Cisco CMTS uBR10 012
Optical Platforms
Several optical platforms ... Cisco ONS 15 454 dense wave-
length division multiplexing (DWDM) optical network system (ONS). The Cisco ONS
15 454 provides the functions of multiple network elements in a single platform.
11 02.book ... backbone of the Internet and run the IP protocol.
11 02.book Page 84 Tuesday, May 20, 2003 2:53 PM
Networking Models 87
Figure 2-30 Cisco DSLAM 610 0
CMTS
Cable operators use a Cable Modem Termination...
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CCNA 1 and 2 Companion Guide, Revised (Cisco Networking Academy Program) part 13 ppt
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... Star
Topology
Hierarchical
Topology
Mesh
Topology
G
1
Internet
Main
Server
Main
Switch
Workgroup
Switch
Repeater
Bridge
Hub
E0
F0
E1
T0
D E F
2
A
B
C
L
K
N
M
P
O
H
J I
FDDI
Token
Ring
1
110 2.book Page 94 Tuesday, May ... Packets from VT
ã Deny All Other Packets
11 02.book Page 90 Tuesday, May 20, 2003 2:53 PM
Networking Models 89
Figure 2-32 Optical Platform—The Cisco ONS 15 454 DWDM Optical Network System
Security ... Extended-Star Topology
11 02.book Page 96 Tuesday, May 20, 2003 2:53 PM
Network Topologies 93
Wireless Bridges
A wireless bridge, shown in Figure 2-38, provides high-speed (11 Mbps), long-range...
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CCNA 1 and 2 Companion Guide, Revised (Cisco Networking Academy Program) part 14 pot
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... decisions regarding the best path for
delivery of data on the network.
11 02.book Page 10 5 Tuesday, May 20, 2003 2:53 PM
Summary 10 1
■ A SAN provides enhanced system performance, is scalable, and has ... regenerate, amplify, and retime signals before sending them along the
network.
11 02.book Page 10 1 Tuesday, May 20, 2003 2:53 PM
10 6 Chapter 2: Networking Fundamentals
segment In the TCP specification, ... topics and con-
cepts in this chapter. Answers are listed in Appendix C, “Check Your Understanding
Answer Key.”
11 02.book Page 10 6 Tuesday, May 20, 2003 2:53 PM
10 8 Chapter 2: Networking Fundamentals
7....
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CCNA 1 and 2 Companion Guide, Revised (Cisco Networking Academy Program) part 15 pot
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... 11 2
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3
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Dy
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Ho
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Er
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Tm
90
Th
91
Pa
92
U
93
Np
94
Pu
95
Am
96
Cm
97
Bk
98
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Es
10 0
Fm
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Md
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Lu
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Lr
1A 2A
3B 4B 5B 6B 7B
8B
1B
2B
3A 4A 5A 6A 7A
8A
11 4
11 6
11 8
11 02.book Page 11 6 Tuesday, May 20, 2003 2:53 PM
11 8 Chapter 3: Networking ... Series
2
He
5
B
6
C
7
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9
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Sc
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Tc
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47
Ag
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10 8
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11 0
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1
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4
Be
11
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58
Ce
59
Pr
60
Nd
61
Pm
62
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64
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66
Dy
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Ho
68
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90
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Pa
92
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5
B
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N
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9
F
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Ne
13
Al
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P
16
S
17
Cl
18
Ar
31
Ga
32
Ge
33
As
34
Se
35
Br
36
Kr
49
In
50
Sn
51
Sb
52
Te
53
I
54
Xe
81
Tl
82
Pb
83
Bi
84
Po
85
At
86
Rn
19
K
20
Ca
21
Sc
22
Ti
23
V
24
Cr
37
Rb
38
Sr
39
Y
40
Zr
41
Nb
42
Mo
55
Cs
56
Ba
57
La
72
Hf
73
Ta
74
W
87
LI
88
Ra
89
Ac
10 4
Rf
10 5
Db
10 6
Sg
25
Mn
26
Fe
27
Co
28
Ni
29
Cu
30
Zn
43
Tc
44
Ru
45
Rh
46
Pd
47
Ag
48
Cd
75
Re
76
Os
77
Ir
78
Pt
79
Au
80
Hg
10 7
Bh
10 8
Hs
10 9
Mt
11 0
11 1...
- 10
- 344
- 0
