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Network+ Certification Training Kit, Second Edition
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Author |
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Microsoft Corporation
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Pages |
736
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Disk |
1 Companion CD(s)
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Level |
All Levels
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Published |
10/31/2001
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ISBN |
9780735614567
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ISBN-10 |
0-7356-1456-3
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Price(USD) |
$59.99
To see this book's discounted price, select a reseller below.
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Index
A
A (Address) resource records, DNS, 266
abort delimiter frames, Token Ring, 138, 140
abstract syntax, 24
access points, wireless LANs, 149
Account Lockout Policy security settings, 337-338
account names, networks, 376
ACK messages, TCP, 189-191, 193-194
Active Directory service, 114-115
addressing. See also IP addressing
AppleTalk, 176
Ethernet, 128
network layer protocol, 20
NICs, 47
Address Resolution Protocol (ARP), 158, 208-211,
274-276
Address resource records, DNS, 266
ad hoc topology, 34, 148-149
Adobe Acrobat, PDF files, 467-468
ADSL (Asymmetrical Digital Subscriber Line) connections, 311-312
ADSL Termination Unit-Remote (ATU-R), 312
Advanced TCP/IP Settings dialog box, 295-298
DNS tab, 296-297
IP Settings tab, 295-296
Options tab, 298
WINS tab, 297-298
AH (Authentication Header) protocol, IPSec, 352-354
All Rings Broadcast (ARB) packets, 64
antivirus policies, 430-434
Apple Macintosh. See Macintosh
AppleTalk, 176-179
application layer protocols
overview of, 25
TCP/IP, 208, 216-217
troubleshooting, 532
ARB (All Rings Broadcast) packets, 64
archive bits, 421
ARP (Address Resolution Protocol), 158, 208-211,
274-276
ARP.EXE utility, 211, 274-276
AS (autonomous system), 245
Assigned Numbers, protocol identification, 161
Asymmetrical Digital Subscriber Line (ADSL), 311-312
asymmetrical services, 311
ATM (Asynchronous Transfer Mode), WANs, 327
Attachment Unit Interface (AUI) connectors, 446-449
attenuation, fiber optic cables, 39
ATU-R (ADSL Termination Unit-Remote), 312
AUI (Attachment Unit Interface) connectors, 446-449
authentication. See also security
IPSec, 352-354
Kerberos and SSL, 355
protocols, 321
Authentication Header (AH) protocol, IPSec, 352-354
authoritative servers, DNS, 264-265
autochangers, data backups, 418-419
automatic allocation, DHCP, 255
autonomous system (AS), 245
B
backbone LANs, 9-10, 69-71
backoff period, collisions, 131
backup, hardware, 414-419
autochangers, 418-419
cartridge drives, 418
CD-ROM drives, 418
drive interface for, 417
exercise and review, 428-429
magnetic tape drives, 415-417
backup, software, 419-428
disaster recovery, 427
drive manipulation, 423
exercise and review, 428-429
incremental and differential backups, 421-423
logging and cataloging, 424-425
media rotation, 426
network backup functions, 427-428
restoring, 426-427
scheduling, 423-424
target selection and filtering, 420-421
Backup Domain Controllers (BDCs), 113
Backups video, on CD accompanying book, 423
backup windows, 415
baseband networks, 7-8
Basic Rate Interface (BRI), 309
basic service sets (BSS), wireless LANs, 149
BDCs (Backup Domain Controllers), 113
Berkeley Software Distribution (BSD) operating system, 94
binary files, newsgroups, 473
bindery, 110
BNCs (Bayonet-Neill-Concelman) connectors,
446-449, 452
boot sector viruses, 431
Bootstrap Protocol (BOOTP), DHCP, 253
bound state, 318
BRI (Basic Rate Interface), 309
bridges, 60-67
collisions, 61-62
connecting LANs, 60-64
exercises and review, 65-67
overview of, 60
troubleshooting, 452-453
types of, 64-65
Bridges_and_Routers video, on CD accompanying book, 82
broadband networks, 7-8
broadcast messages
bridges, 62-63
switching, 71
BSD (Berkeley Software Distribution) operating system, 94
BSS (basic service sets), wireless LANs, 149
buffering data, 45
bulk cables, 389-390
BusFailure video, on CD accompanying book, 30
business requirements, network planning, 360-361
bus topology, 5, 29-30, 122-123
BusTopology video, on CD accompanying book, 30
C
cable protectors, 382
cable pullers, 392
cable runs, 390-393
cables, 28-42. See also network hardware
defined, 32
Ethernet, 124-127
exercises and review, 40-42
LEDs indicating connections, 481
patch, 38, 50
testing hub connections, 524
topologies, 28-34
topologies, bus, 29-30
topologies, hierarchical, 31
topologies, mesh, 33-34
topologies, ring, 32-33
topologies, star, 30-31
topologies, wireless, 34
troubleshooting NICs, 49-50
types, 35-40
types, coaxial cables, 35-36
types, fiber optic cables, 39-40
types, STP cables, 38
types, twisted-pair, 36-37
types, UTP cables, 37-38
cables, connecting, 397-411
exercises and review, 409-410
external, 380-388, 400-401
external, around doors, 386-387
external, between floors, 387-388
external, connecting, 400-401
external, exercises and review, 395-396
external, overview of, 380-382
external, securing, 382-385
external, to center of room, 382
external, to other rooms, 387
internal, 388-395, 401-409
internal, cable runs, 391-392
internal, connecting, 401-409
internal, dropping, 393-394
internal, exercises and review, 395-396
internal, other types, 394-395
internal, overview of, 388-391
internal, planning networks, 363
internal, securing, 393
two-computer networking, 397-400
cables, troubleshooting tools, 502-507
crossover cables, 502
multifunction cable testers, 505-507
tone generators and tone locators, 503-504
wire map testers, 504-505
cable staples, 383-387
cable ties, 384-385
cable TV (CATV), 8, 312-314
Calculator tools, 221
Canonical Name (CNAME) resource records, DNS, 266
Carrier Sense Multiple Access with Collision Avoidance (CSMA/CA), 150
Carrier Sense Multiple Access with Collision Detection (CSMA/CD), 120-121, 130-132
carrier sense phase, 130
cartridge drives, data backups, 418
cataloging, backup software for, 424-425
CATV (cable TV), 8, 312-314
CBIR (committed burst information rate), 326
CD, accompanying book
Backups video, 423
Bridges_and_Routers video, 82
BusFailure video, 30
BusTopology video, 30
Collision video, 131
Contention video, 132
CrossOverCabling video, 55
CSMA video, 130
DataEncapsulation video, 16
DHCP address assignment video, 260
DNSNameResolution video, 265
Hubs_and_Switches video, 72
IPFragmentation video, 160
NAT video, 349
NICInstallation video, 46
RingFailure video, 33
RingTopology video, 33
StarTopology video, 31
SubnetMasking video, 225
TCPConnection video, 188
ThinEthernet video, 36
TokenPassing video, 137
TokenRingNetwork video, 138
Wireless LANs video, 149
CD-ROMs, backing up data, 418
certifiers, 505-507
channel service unit/data service units (CSU/DSUs), 452
chats (live support), 471
CIR (committed information rate), 326
circuit-switching networks, 8
cladding, defined, 39
clients, network, 99-109
defined, 99
DHCP, 254
exercise and review, 107-109
Macintosh, 106
NetWare, 103-105
port numbers and, 186
troubleshooting, 107
UNIX, 106-107
Windows, 99-103
Windows 2000 and NT, 91
client/servers, 11
Client Service for Netware (CSNW) module, 103-104
clustering, defined, 370
CNAME (Canonical Name) resource records, DNS, 266
coaxial cables
detecting collisions, 131
Ethernet specifications, 122-123
guidelines for repeaters, 125
installing internal, 394-395
overview of, 35-36
collision domains, 61-62
collisions, 61-62, 130-132
Collision video, on CD accompanying book, 131
command frames, Token Ring, 138, 140
committed burst information rate (CBIR), 326
committed information rate (CIR), 326
communications, network. See network communications
components, network. See network components
configuring, network interface adapters, 47-49
configuring, TCP/IP, 285-302
advanced properties, 294-300
basic properties, 291-294
exercise and review, 300-302
installing protocols, 286-290
connectionless protocols, 23
connection-oriented protocols, TCP, 22-23, 186
connections, cable. See cables, connecting
connections, network. See bridges; routers; switches
connections, TCP, 186-194
error detection, 191-192
establishing, 186-188
flow control, 192-193
packet acknowledgement, 189-191
terminating, 191, 193-194
transmitting data, 188-189
connections, testing hub, 523
containers, hierarchical directory services, 111
Contention video, on CD accompanying book, 132
Control Bits field, TCP header, 186
counters, System Monitor, 490
CRC (cyclical redundancy check), 18-19, 72
crimpers, 408
crossbar switching, 71
crossover cables
testing hub connections, 524
troubleshooting with, 502
two-computer networking, 400
using, 55
CrossOverCabling video, on CD accompanying book, 55
crossover circuits, 55
crosstalk, 36, 123, 482
CSMA/CA (Carrier Sense Multiple Access with Collision Avoidance), 150
CSMA/CD (Carrier Sense Multiple Access with Collision Detection), 120-121, 130-132
CSMA video, on CD accompanying book, 130
CSNW (Client Service for Netware) module, 103-104
CSU/DSU (channel service unit/data service unit), 452
cut-through switches, 71
cyclical redundancy check (CRC), 18-19, 72
D
DACs (dual attachment concentrators), 143-144
daemon, defined, 96
DAS (dual attachment station), 143-144
data
availability and fault tolerance, 366-369
buffering, 45
compression, 3
encapsulation, 15-16, 45
encryption, 3
frames in Token Ring, 138-139
transmission in NICs, 45
data backups
autochangers, 418-419
cartridge drives, 418
filters, 420-421
magnetic tape drives, 415-417
restore jobs, 426-427
DataEncapsulation video, CD accompanying book, 16
Datagram Delivery Protocol (DDP), AppleTalk, 177-178
datagrams, 154-155, 155-157
data-link layer
bridges, 60
overview of, 17-19
selecting NICs for, 44
troubleshooting, 530-531
data-link layer protocols, 119-151
Ethernet, 119-134
Ethernet, addressing, 128
Ethernet, CSMA/CD, 130-132
Ethernet, exercise and review, 132-134
Ethernet, frame fields for, 127-128
Ethernet, physical layer specifications, 121-127
Ethernet, specifying Ethertypes, 129-130
Ethernet, standards, 120-121
FDDI, 143-147
IP addresses, 158
Token Ring, 135-142
Token Ring, exercise and review, 140-142
Token Ring, frame formats, 138-140
Token Ring, physical layer specifications, 135-136
Token Ring, token passing, 137-138
wireless networking, 148-151
DDKs (driver developer's kits), MSDN, 476
DDP (Datagram Delivery Protocol), AppleTalk using,
177-178
Default Gateway text box, 294
delayed acknowledgements, TCP, 190
Destination IP Address, 158
Destination Unreachable messages, ICMP, 213
Device Manager, 528-529
DHCPACK messages, 259
DHCPDECLINE messages, 258
DHCPDISCOVER messages, 257-259
DHCP (Dynamic Host Configuration Protocol), 252-260
architecture of, 254-255
communications, 257-258
leasing, 258-259
message format, 255-257
origins of, 252-254
releasing IP addresses, 260
as TCP/IP application layer protocol, 217
DHCPNACK messages, 258-259
DHCPOFFER messages, 257-258
DHCPRELEASE messages, 260
DHCPREQUEST messages, 257-259
DHCP video, on CD accompanying book, 260
Diagnostic and Monitoring Protocol (DMP), 174
dialog, OSI model, 23-24
differential backups, 421-423
Digital Subscriber Line Access Multiplexer (DSLAM), 96
Digital Subscriber Line (DSL), 310-312
direct memory access (DMA) channels, NICs, 47-49
directory schema, 112
directory services, 99-109
Active Directory, 114-116
exercise and review, 116-118
Kerberos used by, 355
NetWare bindery, 110-111
Novell, 111-112
Windows NT domains, 112-114
direct routes, routing tables, 232
Direct Sequence Spread Spectrum (DSSS) signal, 149
disaster recovery, backup software, 427
disk mirroring, 366-367
distances, network planning, 361-362
distance vector routing, 246
DIX Ethernet, 120-121, 129
DMA (direct memory access) channels, NICs, 47-49
DMP (Diagnostic and Monitoring Protocol), 174
DNS (Domain Name System)
as application layer protocol, 217
communication, 264-265
domain names, 262-264
Internet access problems, 517-519
overview of, 261-267
resource records, 266-267
reverse name resolution, 266
troubleshooting, 531-532
Windows 2000 and, 170
DNSNameResolution video, on CD accompanying
book, 265
DNS servers
checking, 519-522
configuring TCP/IP properties, 294
Internet access problems, 517-519
DNS tab, 296-297
documentation, product, 466-468
HTML files, 469
Manufacturers' Web sites, 470-471
PDF files, 467-468
text files, 467
third-party Web sites, 472
Usenet, 472-475
domain names. See also DNS (Domain Name System)
DNS names, 262
registration, 263
Domain Name System. See DNS (Domain Name System)
domains
Active Directory service, 114-115
Windows NT, 112
Domain Security Policy dialog box, 334-335
dotted decimal notations, 220
drive lights, troubleshooting, 479
drive manipulation, backup software, 423
driver developer's kits (DDKs), MSDN, 476
drivers
installing NICs, 49
troubleshooting NICs, 49-50
updates, 437
drives, 417
DSLAM (Digital Subscriber Line Access Multiplexer), 96
DSL (Digital Subscriber Line)
Digital Subscriber Line Access Multiplexer, 96
overview of, 310-312
DSSS (Direct Sequence Spread Spectrum) signal, 149
dual attachment concentrators (DACs), 143-144
dual attachment station (DAS), FDDI, 143-144
duplexing, disk, 367
dynamic allocation, DHCP, 255, 258-259
Dynamic Host Configuration Protocol (DHCP). See DHCP (Dynamic Host Configuration Protocol)
dynamic routing, 243-248
OSPF, 247
overview of, 80-81, 239, 243-245
RIP, 245-247
E
E1 connections, leased lines, 325
early token release, 138
Echo Reply messages, ICMP
overview of, 215
Ping using, 270
Traceroute using, 271
Echo Request messages, ICMP
overview of, 215
Ping using, 270-271
Traceroute using, 271
EGPs (exterior gateway protocols), 245
EIA/TIA UTP cable categories, 37-38
electromagnetic fields, network planning, 363
Encapsulating Security Payload (ESP), IPSec, 352-354
encapsulation
data, 15-16
IP, 155-157
IPSec, 352-354
encryption
IPSec, 352-354
passwords, 337
Secure Sockets Layer, 355
End Delimiter, SLIP, 319
end systems, 158
end-to-end protocols, 319
environmental conditions, network planning, 362-363
ephemeral port numbers, defined, 186
ergonomics, network planning, 361-362
error correction, 3
error detection, 3
error messages
gathering information, 511-512
ICMP, 212
TCP, 191-192
troubleshooting, 482-483
user errors, 533-534
ESP (Encapsulating Security Payload), IPSec, 352-354
Ethernet, 119-134
addressing, 128
CSMA/CD, 130-132
exercise and review, 132-134
frame fields for, 127-128
hubs, 53-55
LEDs and proper connections, 481
OSI model, 17
PPPoE over, 322
specifying Ethertypes, 129-130
standards, 120-121
thick and thin cabling of, 29
Ethernet, physical layer specifications, 121-127
cabling guidelines, 124-127
coaxial Ethernet, 122-123
fiber optic Ethernet, 124
overview of, 121-122
UTP Ethernet, 123-124
EtherTalk, 176
Ethertypes, 129-130
event logs, 483-487
Event Viewer, 485-487
options, 484-485
Event Viewer
testing DNS servers, 520
troubleshooting with, 485-487
executable file viruses, 431
exercises
bridging, 65
directory services, 116-118
Ethernet, 132-134
fault tolerance, 372-373
FDDI networks, 146-147
installing TCP/IP protocols, 289-290
IP, 162-163
IP addressing, 226-228
NetBEUI, 174-175
network cable types, 40-42
network clients, 107-109
network communications, 12
network connections, 82-85
network hubs, 57-58
network interface adapters, 51-52
network layer protocols, 178
network operating systems, 97-98
OSI reference model, 25
passwords, 339-340
remote network access, 315-318, 328-329
routing, 82-83
security models, 344-345
security protocols, 356-357
switching, 72-73
TCP/IP protocols, 217-219
TCP/IP utilities, 282-284
Token Ring protocol, 140-142
transport layer protocols, 195
troubleshooting tools, 477-478, 499-501, 507-508
extension points, 149
exterior gateway protocols (EGPs), 245
F
Fast Ethernet
cabling guidelines, 125-126
fiber optic cabling, 124
frame fields, 127-128
LEDs and proper connections, 481
UTP cable specifications, 123-124
Fast Link Pulse (FLP) signals, 481-482
fault tolerance, 366-373
data availability, 366-369
exercise and review, 372-373
network redundancy, 371
server availability, 369-370
FDDI (Fiber Distributed Data Interface) networks, 143-147
exercise and review, 146-147
fiber optic cabling, 124
frames, 145-146
physical layer, 143-144
WAN technology, 327-328
FDDITalk, 176
FHSS (Frequency Hopping Spread Spectrum) signal,
149-150
Fiber Distributed Data Interface. See FDDI (Fiber Distributed Data Interface) networks
fiber optic cables
detecting collisions, 131
Ethernet physical layer specifications, 124
Gigabit Ethernet, 124
installing internal, 395
making connections, 408-409
overview of, 39-40
file downloads, online resource, 471
file systems
NetWare, 92-93
Windows 2000 and NT file sharing, 89-90
File Transfer Protocol. See FTP (File Transfer Protocol)
filters, data backups, 420-421
FIN flags, terminating TCP connection, 193-194
firewalls, 346-351
defined, 346
NAT, 348-349
packet filtering, 347-348
proxy servers, 349-350
review, 350-351
fish tape, installing internal cables, 393-394
floppy disks, preventing virus infections, 433
flow control, 3, 192-193
FLP (Fast Link Pulse) signals, 481-482
footers, data encapsulation, 15-16
forests, Active Directory service, 114-115
FRAD (frame relay assembler/disassembler), 326
fragmentation, 21, 159-161
frame relay assembler/disassembler (FRAD), 326
frame relays, WANs, 325-326
frames
Ethernet, 127-128
FDDI networks, 145-146
OSI model, 18
Token Ring protocol, 138-140
Frequency Hopping Spread Spectrum (FHSS) signal,
149-150
FTP (File Transfer Protocol)
as application layer protocol, 216
Internet problems and, 516
overview of, 282
full-duplex communications, 8-9
G
Gateway Address, 233-236
gateways
default, 233
overview of, 76, 234
troubleshooting, 532
Gateway Service for NetWare (GSNW), 104
Gigabit Ethernet
fiber optic cabling, 124
frame fields, 127-128
LEDs and proper connections, 481
physical layer specifications, 124
GSNW (Gateway Service for NetWare), 104
H
half close, TCP connections, 194
half-duplex communications, 8-9
hardware
network. See network hardware
planning, 364
troubleshooting, 502-503
hardware, backup, 414-419
autochangers, 418-419
cartridge drives, 418
CD-ROM drives, 418
exercise and review, 428-429
magnetic tape drives, 415-417
selecting drive interface, 417
hardware loopback connectors, 502-503
headers
data encapsulation, 15-16
IP, 161-162
hierarchical addressing system, AppleTalk, 176
hierarchical directory services, 111-112
hierarchical star topologies, 31
high-speed, WAN, 324
hops, router, 77-79
host
defined, 157
identifiers, 220-221
names, 260-263
host (A) resource records, DNS, 266
HOSTS file, 260-261
HTML (Hypertext Markup Language), 469
HTTP (Hypertext Transfer Protocol), 216
HTTPS (Secure Hypertext Transfer Protocol), 216
hubs, 53-57
Ethernet, 53-55, 126
exercises and review, 57-58
hierarchical star topologies, 31
recognizing, 450-451
star topologies, 30
testing, 522-524
Token Ring MAUs, 56-57
Hubs_and_Switches video, on CD accompanying book, 72
Hypertext Markup Language (HTML), product documentation, 469
Hypertext Transfer Protocol (HTTP), 216
I
IANA (Internet Assigned Numbers Authority), 184-185
IBM cabling system, 135
IBM data connector (IDC), Token Ring cabling, 135
ICMP (Internet Control Message Protocol), 211-215
Destination Unreachable messages, 213
Echo Request and Echo Reply messages, 215
error message types, 212
query message types, 215
Redirect messages, 213-214
Router Solicitation and Router Advertisement
messages, 215
Source Quench messages, 213
Time Exceeded messages, 214-215
ICS (Internet Connection Sharing)
using computer as router, 81
Windows 98 routing, 231
Windows Me routing, 231
ICV (integrity value check), IPSEC, 352
IDC (IBM data connector), Token Ring cabling, 135
IDP (Internetwork Datagram Packet), IPX, 164
IEEE 802.11
MAC layer, 150
physical layer, 148-150
wireless LAN standard, 148
IEEE 802.3
CSMA/CD standard, 120-121
specifying Ethertypes, 129
IEEE 802.3u standard. See Fast Ethernet
IEEE 802.3z standard. See Gigabit Ethernet
IEEE (Institute of Electrical and Electronic Engineers)
Ethernet standards of, 120
standards and technologies, 140
IETF (Internet Engineering Task Force), 155, 206
ifconfig, 273-274
IGPs (interior gateway protocols), 245
IMAP4 (Internet Mail Access Protocol 4), 217
incremental backups, 421-423
indirect routes, routing tables, 232
Industry Standard Architecture (ISA) bus slots, 43
infrared signals, 150
infrastructure topology, wireless LANs, 34, 149
initial sequence number (ISN), 187
init state, 317, 319
input/output addresses (I/O)
configuring modems, 306
configuring NICs, 47-49
installing networks. See network installations
installing NICs, 45-49
installing switches, 69-71
installing Windows networking components, 101-103
Institute of Electrical and Electronic Engineers. See IEEE (Institute of Electrical and Electronic Engineers)
Integrated Services Digital Network (ISDN), 308-310
integrity value check (ICV), IPSEC, 352
Interface, routing table format, 233-236
interior gateway protocols (IGPs), 245
intermediate systems, IP routing, 158-159
International Organization for Standardization (ISO), 11
Internet, routing, 80
Internet access, problems
communications, 516
DNS, 517-522
LANs, 522-527
routers, 512-516
user errors, 533-534
Internet Assigned Numbers Authority (IANA), 184-185
Internet Connection Sharing (ICS), 81, 231
Internet Control Message Protocol. See ICMP (Internet Control Message Protocol)
Internet Engineering Task Force (IETF), 155, 206
internet layer protocols
ICMP, 211-212
TCP/IP, 208
Internet Mail Access Protocol 4 (IMAP4), 217
Internet Protocol. See IP (Internet Protocol)
Internet Protocol (TCP/IP) Properties dialog box
configuring advanced TCP/IP properties, 294-300
configuring basic TCP/IP properties, 292-294
DNS failure, 517
Internet Service Providers. See ISPs (Internet Service Providers)
Internetwork Datagram Packet (IDP), IPX, 164
Internetwork Packet Exchange. See IPX (Internetwork Packet Exchange)
internetworks, defined, 6
interrupt requests (IRQs), 47-49, 306
I/O (input/output addresses)
configuring modems, 306
configuring NICs, 47-49
IP addressing, 220-228
address allocation, 254
address assignments, 220-221
address classes, 221-222
exercises and review, 226-228
IPv6 addressing, 225-226
masking, 348
name resolution, 261
overview of, 20, 157-158
packet filtering, 347
registered and unregistered addresses, 225
releasing, 260
subnet masking, 222-225
testing DNS name resolution, 518
testing for duplicate addresses, 532
IPCONFIG.EXE
functions of, 273-274
releasing IP addresses, 260
IPFragmentation video, on CD accompanying book, 160
IP (Internet Protocol), 154-163
datagram format, 155-157
encapsulation, 155-157
exercise and review, 162-163
fragmentation, 159-161
functions, 155
IP options, 161-162
IPX addressing vs., 166-167
IPX headers vs., 166
OSI model, 20
overview of, 211
protocol identification, 161
routing, 158-159
selecting routing table entries, 235-236
standard, 155
IPSec protocols
advanced TCP/IP properties, 299
overview of, 352-354
IP Settings tab, 295-296
IPv6 addressing, 225-226
IPX (Internetwork Packet Exchange), 164-168
addressing structure, 157, 166-167
comparing IP to, 166
header format and fields, 164-166
Netware and, 93
OSI model and, 20
overview of, 164-168
SPX messages and, 199-200
IRQs (interrupt requests), 47-49, 306
ISA (Industry Standard Architecture) bus slots, 43
ISDN (Integrated Services Digital Network), 308-310
ISN (initial sequence number), 187
ISO (International Organization for Standardization), 11
ISPs (Internet Service Providers)
Internet router problems and, 512-516
obtaining IP addresses from, 221
routing to Internet, 80
testing DNS servers, 519
J
jacks, RJ-11, 448
jacks, RJ-45. See RJ-45 jacks
K
Kerberos authentication protocol, 355
keyboard ports, troubleshooting, 443-444
L
L2TP (Layer 2 Tunneling Protocol), 354
LANs (local area networks)
backbone, installing switches, 69-71
backbone, overview of, 9-10
connecting with bridges, 60-64
Internet access problems and, 522-527
overview of, 5-6
Layer 2 Tunneling Protocol (L2TP), 354
Layer 3 switching, 71
LCP (Link Control Protocol), PPP connections, 321
leased lines, WANs, 324-325
lease identification cookies, 258
leasing, IP addresses, 258-259
leaves, hierarchical directory services, 111
LEDs (light-emitting diodes)
connecting external cables, 401
link pulse lights, 480-482
power and drive lights, 479
recognizing, 450
UPS devices, 454
link code words, 481
Link Control Protocol (LCP), PPP connections, 321
link layer protocols, TCP/IP, 207-208
link pulse lights, 401, 480-482
link quality monitoring, PPP connections, 322
link segments, 123
link-state routing, 248
Linux
client capabilities, 106-107
operating system, 94-95
live support (chats), 471
LMHOSTS, 298
lobe cables, Token Rings, 135
Local Area Connection Properties dialog box, 287-289, 291-294
local area networks (LANs). See LANs
local bridges, 64
LocalTalk, Apple, 176
logging
backup software, 424-425
event logs, 483-486
user errors, 534
loopback connectors, 502-503
M
Macintosh
client capabilities, 106
operating system, 96-97
MAC (Media Access Control)
addresses, 128
NICs, 45
OSI model, 19
ring topology, 32-33
wireless networking, 150
macro viruses, 432
magnetic tape drives, data backups, 415-417
Mail Exchange (MX) resource records, DNS, 266
maintenance. See network maintenance
management information base (MIB), SNMP, 487
manual allocation, DHCP, 254
matrix switching, 71
MAUs (multistation access units), Token Ring
overview of, 56-57
physical layer specifications, 135-136
ring topology, 32-33
token passing, 137
maximum segment size (MSS), 188-189
Maximum Transmission Unit (MTU), IP fragmentation, 160
Media Access Control. See MAC (Media Access Control)
media filters, Token Rings, 449
media rotation, backup software, 426
media testers, 505-507
memory addresses, NICs, 47-49
mesh topology, 33-34
message formats, DHCP, 255-257
messaging, online resources, 471
metrics, routers and, 81, 233-236
MIB (management information base), SNMP, 487
Microsoft Developers Network (MSDN), 476
Microsoft Network Monitor, 492
Microsoft Services of Macintosh, 106
operating system, 96-97
Microsoft Windows 95
configuration display, 273-274
NetWare, 103-105
routing, 231
share-level security, 343-344
Microsoft Windows 98
configuration display, 273-274
NetWare, 103-105
routing products, 231
second edition (SE), 81
share-level security, 343-344
Microsoft Windows 2000
account lockout policies, 338-339
Active Directory service, 114-115
Backup program, 423
clustering support, 370
configuration display, 273-274
configuring DNS server addresses, 518
DNS servers, 520
DNS system, 170
Event Viewer, 485-487
FTP, 282
installing protocol module, 101-103
IP Sec, 353
Netstat, 276-280
NetWare, 103-105
Network Monitor, 492-495
Nslookup, 280-281
operating system, 88-91
password protection, 333-337
performance monitors, 488-491
routing, 231
Service Pack, 435-436
static routes, 240-242
support for UNIX computers, 107
user-level security, 342-343
using computer as router, 81-82
using Macintosh with, 106
Microsoft Windows Me
NetWare, 103-105
routing products, 273-274
routing products of, 231
share-level security, 343-344
using computer as router, 81
Microsoft Windows NT
configuration display, 273-274
directory services, 112-114
domains, 112-113
Event Viewer, 485-487
FTP, 282
Nslookup, 280-281
operating system, 88-91
passwords, 333-334, 336-337
routing, 231
Service Pack, 435-436
user-level security in, 342-343
using Macintosh with, 106
Microsoft Windows systems
backup software, 423
clients for NetWare, 103-104
FTP, 282
installing networking components, 101-103
manipulating ARP cache, 275
Netstat, 276-280
network clients, 99-101
Telnet, 281
Windows Internet Naming Service, 267
minimal routing, 239
mirroring, disk, 366-367
modems
configuring, 306
DSL, 312
overview of, 305
MONITOR.NLM, Novell NetWare, 488-489
monitor setting bits, token passing, 137
mouse ports, troubleshooting, 443-444
MSDN (Microsoft Developers Network), 476
MSS (maximum segment size), 188, 188-189
MTU (Maximum Transmission Unit), IP fragmentation, 160
multifunction cable testers, 505-507, 523
multihomed systems, 231
multiple access phase, 130
multiple master replication, Active Directory service, 115
multiplexing, defined, 320
multistation access units. See MAUs (multistation
access units)
MX (Mail Exchange) resource records, DNS, 266
My Network Places, 522-523
N
Name Management Protocol (NMP), 172-173
name resolution
defined, 261
overview of, 264-265
reverse, 266-267
testing DNS problems, 517-522
names
in AppleTalk, 177
NetBIOS, 170, 172-173
planning network, 376
Name Server (NS) resource records, DNS, 266
NAS (network attached storage), 367
NAT (network address translation), 348-349
NAT video, on CD accompanying book, 349
NBF (NetBEUI Frame) protocol, 170-174
Diagnostic and Monitoring Protocol, 174
Name Management Protocol, 172-173
overview of, 170-172
Session Management Protocol, 173-174
User Datagram Protocol, 174
NBTSTAT.EXE, 279-280
NCP (NetWare Core Protocol), 200-202
NDS (Novell Directory Services), 92, 111-112
negative acknowledgement, defined, 191
NetBEUI, 169-175
addressing structure, 157
exercise and review, 174-175
NetBEUI Frame (NBF) protocol, 170-174
NetBIOS names, 169-170
OSI model, 20
troubleshooting TCP/IP networks, 169
NetBIOS
names, 169-170, 267
Windows command-line for, 279-280
Netmask, routing table format, 233-236
Netstat, 276-280
NetWare
Administrator application, 105
bindery, 110-111
clients, 103
Gateway Service, 104
IPX addressing in, 166-167
Macintosh access to, 106
Microsoft clients for, 103-104
NCP and, 200-202
network clients, 103-105
networking software, 91-93
NFS Services, 107
Novell clients for, 105
performance monitors, 488
SFT III, 369-370
SPX transport layer protocol and, 199-200
NetWare Core Protocol (NCP), 200-202
network access points, 34
Network address, routing table format, 232-236
network address translation (NAT), 348-349
Network And Dial-Up Connections window, 287-288,
291-294
network attached storage (NAS), 367
network cable connectors, 446-449
network clients, 99-109
network communications, 2-13
baseband and broadband, 7-8
client/servers and peer-to-peer, 11
exercises and review, 12-13
half-duplex and full-duplex, 8-9
LANs and WANs, 5-7
protocol interaction, 4-5
segments and backbones, 9-10
signals and protocols, 2-4
troubleshooting, 516
network components
bridges and routers, 452-453
client, 100
hubs and switches, 450-451
installing Windows, 101-103
NICs, 449
patch panels, 451
print servers, 453
uninterruptible power supply devices, 454-455
network connections
bridges, 60-67
bridges, connecting LANs, 60-64
bridges, exercises and review, 65-67
bridges, types of, 64-65
routers, 76-82
routers, exercise and review, 82-85
routers, Internet, 80
routers, packet routing, 77-80
routers, routing metrics, 81
routers, routing tables, 80-81
routers, types of, 81-82
segmenting a network, 82-83
switches, 68-75
switches, exercise and review, 72-75
switches, installing, 69-71
switches, types of, 71-72
network hardware, 27-58
cables, 28-42
cables, defined, 32
cables, exercises and review, 40-42
cables, topologies, 28-34
cables, types of, 35-40
exercises and review, 57-58
hubs, 53-57
interface adapters, 43-51
interface adapters, configuring, 47-49
interface adapters, exercise and review, 51-52
interface adapters, functions of, 45-47
interface adapters, installing drivers, 49
interface adapters, troubleshooting, 49-51
for UNIX networks, 95
network identifiers, IP addresses, 220-221
networking software
backups, 427-428
exercise and review, 97-98
Macintosh, 96-97
operating systems, 88-98
Novell Netware, 91-94
UNIX, 94-96
Windows NT and Windows 2000, 88-91
networking software, clients, 99-109
exercise and review, 107-109
installing Windows components, 101-103
Macintosh, 106
NetWare clients, 103-105
stack components, 100
UNIX, 106-107
Windows 2000 and NT, 91
Windows clients, 99-101
networking software, directory services, 110-118
Active Directory, 114-116
exercise and review, 116-118
NetWare bindery, 110-111
Novell, 111-112
Windows NT domains, 112-114
network installations, 379-411
attaching connectors, 407-408
connector components, 402-403
external cables, around doors, 386-387
external cables, between floors, 387-388
external cables, exercises and review, 395-396
external cables, overview of, 380-382
external cables, securing, 380-388, 382-385
external cables, to other rooms, 387
fiber optic connections, 408-409
internal cables, 388-395
internal cables, cable runs, 391-392
internal cables, dropping, 393-394
internal cables, exercises and review, 395-396
internal cables, other cable types, 394-395
internal cables, overview of, 388-391
internal cables, securing, 393
making connections, 397-411
making connections, exercises and review, 409-410
making connections, external cables, 400-401
making connections, internal cables, 401-409
making connections, punching down, 403-407
making connections, two-computer networking, 397-400
patch cables, 407
pulling cable, 380
site evaluation for, 361-364
network interface adapters. See NICs (network interface cards)
network layer, 19-22, 531-532
network layer protocols, 153-179
AppleTalk, 176-179
IP, 154-163
IP, addressing, 157-158
IP, encapsulation, 155-157
IP, exercise and review, 162-163
IP, fragmentation, 159-161
IP, IP options, 161-162
IP, protocol identification, 161
IP, routing, 158-159
IP, standard, 155
IPX, 164-168
NetBEUI, 169-175
NetBEUI, exercise and review, 174-175
NetBEUI, NetBEUI frame, 170-174
NetBEUI, NetBIOS naming, 169-170
PPP connections, 322
network maintenance, 413-438
antivirus policies, 430-434
backup, overview, 414
backup hardware, 414-419
backup hardware, autochangers, 418-419
backup hardware, cartridge drives, 418
backup hardware, CD-ROM drives, 418
backup hardware, exercise and review, 428-429
backup hardware, magnetic tape drives, 415-417
backup software, 419-428
backup software, disaster recovery, 427
backup software, drive manipulation, 423
backup software, exercise and review, 428-429
backup software, incremental and differential backups, 421-423
backup software, logging and cataloging, 424-425
backup software, media rotation, 426
backup software, network backup functions, 427-428
backup software, restoring, 426-427
backup software, scheduling, 423-424
backup software, target selection and filtering, 420-421
patches and updates, 435-438
patches and updates, major updates, 435-437
patches and updates, patches, 437
patches and updates, driver updates, 437
patches and updates, software upgrades, 437-438
preventing virus infections, 433
network management products, 487-488
Network Monitor
capturing traffic, 493-495
displaying captured traffic, 495-498
overview of, 492
Network News Transfer Protocol (NNTP), Usenet, 472
network operating systems. See operating systems, network
network planning, 359-377
collecting essential information, 374-377
creating accounts, 376-377
determining needs, 360-365
evaluating business requirements, 360-361
evaluating installation site, 361
fault tolerance, 366-373
fault tolerance, data availability, 366-369
fault tolerance, exercise and review, 372-373
fault tolerance, network redundancy, 371
fault tolerance, server availability, 369-370
installation site, distances between components, 361-362
installation site, environmental conditions, 362-363
installation site, ergonomics, 362
installation site, sources of interference, 363
selecting hardware, 365
TCP/IP parameters, 375
workstation configurations, 374-375
network redundancy, 371
network security, 331-357
firewalls, 346-351
password protection, 332-340
password protection, account lockout policies, 337-338
password protection, change intervals, 335-336
password protection, complexity, 336-337
password protection, encryption, 337
password protection, exercise and review, 339-340
password protection, lengths, 334-335
password protection, user account settings, 333-334
remote connections, 315
security models, 341-345
security models, share level, 343-344
security models, user level, 342-343
security protocols, 352-357
Windows 2000 and NT, 91
Network Terminator (NT-1), ISDN, 309-310
Network Time Protocol (NTP), 217
network troubleshooting. See troubleshooting
newsgroups, Usenet, 472-475
NICInstallation video, on CD accompanying book, 46
NICs (network interface cards), 43-51
configuring, 47-49
drivers, 100, 530-531
exercises and review, 51-52
functions of, 45-47
hardware for, 364
installing drivers, 49
overview of, 43-44
troubleshooting, 49-51, 449, 528-529
NLP (normal link pulse) signals, 481
NMP (Name Management Protocol), 172-173
NNTP (Network News Transfer Protocol), Usenet, 472
nodes, defined, 5
normal link pulse (NLP) signals, 481
Novell Client for MacOS, 106
Novell Client for NetWare, 105
Novell Directory Services (NDS), 92, 111-112
Novell Native File Access for Macintosh, 106
Novell Netware, 91-94, 231
NSLOOKUP.EXE, 280-281
NS (Name Server) resource records, DNS, 266
NT-1 (Network Terminator), ISDN, 309-310
NTFS (NT file system), 89-90
NTP (Network Time Protocol), 217
O
objects, hierarchical directory services, 111-112
online resources, computer networking, 470-475
Open Shortest Path First (OSPF), 248
Open Systems Interconnection (OSI) reference model. See
OSI (Open Systems Interconnection) reference model
Open View, Hewlett Packard, 487
operating systems, network, 88-98
exercise and review, 97-98
Macintosh, 96-97
Novell Netware, 91-94
UNIX, 94-96
Windows 2000, 88-91
Windows NT, 88-91
Options tab, TCP/IP, 298
organizationally unique identifier (OUI), Ethernet addressing, 128
OSI (Open Systems Interconnection) reference model,
14-26
application layer, 25
data encapsulation, 15-16
data-link layer, 17-19
exercises and review, 25-26
identifying layers of, 14-15
network layer, 19-22
physical layer, 16-17
presentation layer, 24
session layer, 23-24
TCP/IP protocol layers and, 207-208
transport layer, 22-23
OSPF (Open Shortest Path First), 248
OUI (organizationally unique identifier), Ethernet addressing, 128
P
packets
defined, 7
filtering, 60, 347-348
packet acknowledgement, 3, 189-191
Packet Type field, 166
routing, 77-80
packet-switching networks, 7
parallel conversion, NICs, 45
parallel ports, troubleshooting, 442-443
partitions, NDS, 112
password protection, 332-340
account lockout policies, 337-338
change intervals, 335-336
complexity, 336-337
encryption, 337
exercise and review, 339-340
planning network accounts, 376-377
specifying lengths, 334-335
user account settings, 333-334
patch cables
installing, 407
overview of, 389-390
testing hub connection, 523
Token Ring cabling, 135
patches, 437
patch panels
connecting internal cables, 403
punching down, 403-407
recognizing, 451
PC Cards, 44
PCI (Peripheral Component Interconnect) bus slots, 43-44
PDCs (Primary Domain Controllers), 113
PDF (Portable Document Format) files, 467-468
PDUs (protocol data units), naming, 155
peer-to-peer networking, 11, 96
Performance console, 488-491
Performance Logs and Alerts, 490-491
performance monitors, 488-491
periodicals, troubleshooting resource, 477
Peripheral Component Interconnect (PCI) bus slots, NICs, 43-44
phantom collisions, 482
physical layer. See also Ethernet, physical layer specifications
data-link layer specifications, 19
FDDI networks, 143-144
NICs and, 45
OSI reference model, 16-17
Token Ring specifications, 135-136
troubleshooting, 528-529
wireless networking, 148-150
Ping
overview of, 270-271
testing DNS, 518
planning. See network planning
plenum cables, 35, 363
Pointer (PTR) resource records, DNS, 266
Point-to-Point Protocol. See PPP (Point-to-Point Protocol)
Point-to-Point Protocol over Ethernet (PPPoE), 322
Point-to-Point Tunneling Protocol (PPTP), VPNs, 307-308
polymorphic viruses, 431-432
POP3 (Post Office Protocol 3), 217
Portable Document Format (PDF) files, 467-468
port numbers, TCP
overview of, 184-186
packet filtering, 347
transmitting data, 188-189
ports, troubleshooting
bridge and router, 452
hardware loopback connectors and, 502-503
keyboard and mouse, 443-444
network cable connectors and, 446-449
overview of, 440-441
parallel, 442-443
recognizing, 440-441
serial, 442
small computer systems interface, 445-446
testing hub connections and, 524
universal serial bus and, 445
video, 443
Post Office Protocol 3 (POP3), 217
power lights, 479
PPPoE over Ethernet (Point-to-Point Protocol), 322
PPP (Point-to-Point Protocol)
link layer protocols, 208
overview of, 320-323
PPP frame, 320-321
VPNs, 307-308
PPTP (Point-to-Point Tunneling Protocol), 307-308
preemptive multitasking, Windows, 88
presentation layer protocol, OSI model, 24
Primary Domain Controllers (PDCs), Windows NT domains, 113
print screen, 483
print servers, 453
product documentation
manufacturers' Web sites, 470-471
overview of, 467-469
third-party Web sites, 472
Usenet, 472-475
promiscuous mode, bridges, 60
protocol analyzers, 492-499
capturing traffic, 493-495
displaying captured traffic, 495-499
overview of, 492
testing DNS servers, 521
protocol data units (PDUs), naming, 155
Protocol field, 161
PROTOCOL file, 161
protocol identification, 161
protocols
AppleTalk DDP, 177-178
data encapsulation and, 15-16
DHCP, 254
interaction, 4-5
NetWare, 93
network clients and, 100-101
overview of, 2-4
packet filtering and, 347
remote connections and, 315
protocols, TCP/IP, 206-219
application layer protocols, 216-217
ARP, 208-211
exercises and review, 217-219
ICMP, 211-215
IP, 211
SLIP and PPP, 208
TCP and UDP, 216
TCP/IP layers, 207-208
protocol stack
data encapsulation, 15-16
defined, 4
proxy servers, 349-350
pseudo-header, TCP, 191-192
PSTN (Public Switched Telephone Network) service,
304-306, 309
PTR (Pointer) resource records, DNS, 266
Public Switched Telephone Network (PSTN) service,
304-306, 309
punchdown blocks, 403-407
Q
query message types, ICMP, 215
R
raceways, securing cables, 385
RAID (redundant array of independent disks), 367-369
RARP (Reverse Address Resolution Protocol), 210,
252-253
Redirect messages, ICMP, 213-214
redirectors, 100
redundant array of independent disks (RAID), 367-369
redundant paths, 371
registered addresses, IP, 225
registration, domain names, 263
remote bridges, 65
remote network access, 303-329
CATV, 312-314
configuring modems, 306
connection types, overview, 364
Digital Subscriber Line, 310-312
exercise and review, 315-318, 328-329
Integrated Services Digital Network, 308-310
PPP, 320-323
PPP connection, establishing, 381
Public Switched Telephone Network, 304-306
remote connection requirements, 315
remote connections, using, 364
satellite connections, 314
SLIP, 319-320
terminal connections, 314
virtual private network, 307-308
WAN technologies, 323-328
renewal time values, 259
repeaters, 53-54, 124-125
replicas, Novell Directory Services, 112
Requests for Comments (RFCs), 155, 206
resource records, DNS, 266-267
resources, for troubleshooting
books and periodicals, 477
CD-ROMs, 476
telephone support, 470-475
restore jobs, data backups, 426-427
Reverse Address Resolution Protocol (RARP), 210,
252-253
reverse name resolution, DNS, 266
RFCs (Requests for Comments), 155, 206
RingFailure video, on CD accompanying book, 33
ring topology
FDDI, 143
overview of, 32-33
Token Rings, 135
RingTopology video, on CD accompanying book, 33
RIP (Routing Information Protocol), 245-247
RJ-11 jacks, 448
RJ-45 jacks, 402-408
attaching connectors, 407-408
comparing with RJ-11 jacks, 448
connecting internal cables, 402-403
punching down, 403-407
recognizing, 446-449
root-name servers, DNS, 264-265
ROUTE.EXE utility, 240-242
Router Advertisement messages, ICMP, 215
routers. See also routing tables, 76-82, 229-250
exercise and review, 82-85, 236-238
ICMP, 213-214
Internet, 80, 512-516
IP, 158-159
metrics for, 81
OSI model and, 21
overview of, 76-77, 230-231
packet routing, 77-80
products, 231-232
recognizing, 452-453
testing LANs, 525-527
types of, 81-82
Router Solicitation, ICMP, 215
Routing and Remote Access (RRAS), 243
Routing Information Protocol (RIP), 245-247
routing tables, 239-250
defined, 77
dynamic routing, 243-248
exercise and review, 248-250
format, 232-235
intermediate systems, 158
overview of, 80-81, 232
static routing, 239-243
table entries, 235-236
RRAS (Routing and Remote Access), 243
S
SANs (Storage Area Networks), 44, 367
SAPs (service access points), 129-130
SAS (Single Attachment Station), 144
satellite connections, 314
SCA (Single Connector Attachment), 446
scheduling, backup software for, 423-424
SCSI (Small Computer System Interface), 417,
445-446
SC (Subscriber Connectors), fiber optics, 40, 408-409
SDH (Synchronous Digital Hierarchy), 326-327
SDKs (software developer's kits), 476
Secure Hypertext Transfer Protocol (S-HTTP), 216
Secure Sockets Layer (SSL), 354-355
security. See network security
Security Policy Setting dialog box, passwords, 334-337
security protocols, 352-357
exercise and review, 356-357
IPSec, 352-354
Kerberos, 355
L2TP, 354
segmenting a network, 82
SSL, 354-355
segments
defined, 3
overview of, 9-10
TCP message format, 183
Select Network Component Type dialog box, 288
Select Network Protocol dialog box, 288
Sequenced Packet Exchange (SPX), 199-200
Sequence Number, TCP, 188-189, 189-191
sequences, TCP, 183
serial conversion, NICs, 45
Serial Line Internet Protocol (SLIP), 208, 319-320
serial ports, 442
server clusters, 369-370
servers
client/server networks, 11
defined, 11
DHCP, 254, 257-258
DNS, 294, 517-522
print servers, 453
proxy servers, 349-350
root-name servers, 264-265
service access points (SAPs), 129-130
Service Packs, Microsoft, 435-436
services
client networking, 101
NetWare, 94
Windows 2000, 90-91
Windows NT, 90-91
Services console, Windows 2000, 520
SERVICES file, port numbers, 184
session layer protocol, OSI model, 23-24
Session Management Protocol (SMP), 173-174
share-level security, 343-344
S-HTTP (Secure Hypertext Transfer Protocol), 216
signal quality error (SQE), 131
signals
function of NICs, 45
hub, 53-54
IEEE 802.11 standard, 149-150
overview of, 2-4
Simple Mail Transport Protocol (SMTP), 217
Simple Network Management Protocol (SNMP), 217,
487-488
Single Attachment Station (SAS), 144
Single Connector Attachment (SCA), 446
single master replication, Windows NT, 113
sliding window technique, TCP flow control, 193
SLIP (Serial Line Internet Protocol), 208, 319-320
SMP (Session Management Protocol), 173-174
Small Computer System Interface (SCSI), 417, 445-446
SMS (Systems Management Server), 492
SMTP (Simple Mail Transport Protocol), 217
SNAP (Subnetwork Access Protocol), 130
SNMP (Simple Network Management Protocol), 217,
487-488
SOA (Start of Authority) resource records, DNS,
266
sockets, 184-186
software
backup. See backup, software
directory services. See networking software, directory services
network clients. See networking software, clients
operating systems. See networking software
remote connection requirements, 315
upgrades, 437
SONET (Synchronous Optical Network), 326-327
Source Address fields, Ethernet addressing, 128
Source IP Address, 158
Source Quench messages, ICMP, 213
source route bridging, 64
spam, newsgroups, 475
split pair wiring fault, 504-505
SPX (Sequenced Packet Exchange), 199-200
SQE (signal quality error), 131
SSL (Secure Sockets Layer), 354-355
stand-alone routers, 232
standards
Ethernet, 120-121
IP, 155
wiring, 405
workstation configurations, 374-375
Start of Authority (SOA) resource records, DNS, 266
star topology
cabling FDDI, 143-144
cabling guidelines, 125
defined, 5
Ethernet using, 123
hierarchical, 31
overview of, 30-31
StarTopology video, 31
static routing, 80, 239, 240-242
stealth viruses, 432
Storage Area Networks (SANs), 44, 367
store and forward service, 54
store-and-forward switch, 71-72
STP (shielded twisted-pair) cables
electromagnetic interference, 36
grades of, 38
straight-through connections, 399
straight tip (ST) connectors, fiber optics, 40, 408-409
striping, disk, 367
stripping mode, token passing, 137
ST (straight tip) connectors, fiber optics, 40, 408-409
subnet masking, IP addressing, 222-225
SubnetMasking video, on CD accompanying book, 225
Subnet Mask text box, TCP/IP, 293-294
Subnetwork Access Protocol (SNAP), 130
Subscriber Connectors (SC), fiber optics, 40, 408-409
subscribing, newsgroups, 473-474
Sun Solaris operating system, 94-95
switches, 68-75
exercise and review, 72-75
installing, 69-71
overview of, 68-69
recognizing, 450-451
types of, 71-72
Synchronous Digital Hierarchy (SDH), 326-327
Synchronous Optical Network (SONET), 326-327
SYN messages
acknowledging packets, 189-191
TCP connections, 187-188
syntax, OSI model, 24-25
System Monitor, 489-491
Systems Management Server (SMS), 492
T
T1 connections, leased lines, 325
T1 values, defined, 259
T3 connections, leased lines, 325
tape drives, magnetic, 415-417
target
selection, 420-421
variables, 270
Task Scheduler, Windows 2000, 423-424
TCPConnection video, on CD accompanying book, 188
TCP header, 182-184
TCP/IP, configuring, 285-302
advanced properties, 294-300
basic properties, 291-294
exercise and review, 300-302
installing protocols, 286-290
planning networks a, 375-376
remote connection requirements, 315
TCP/IP, IP addressing, 220-228
address assignments, 220-221
address classes, 221-222
exercises and review, 226-228
IPv6 addressing, 225-226
registered and unregistered, 225
subnet masking, 222-225
TCP/IP, protocols, 206-219
application layer protocols, 216-217
ARP, 208-211
exercises and review, 217-219
ICMP, 211-215
installing, 286-290
IP, 154, 211
list of codes, 161
SLIP and PPP, 208
TCP and UDP, 216
TCP/IP layers, 207-208
TCP/IP, routing, 229-250
exercises and review, 236-238
overview of, 230-231
router products, 231-232
routing tables, dynamic routing, 243-248
routing tables, exercise and review, 248-250
routing tables, format, 232-235
routing tables, static routing, 239-243
routing tables, table entries, 235-236
TCP/IP, services, 252-269
DHCP, 252-260
DNS, 261-267
host files, 260-261
review, 268-269
WINS, 267
TCP/IP, utilities, 270-284
ARP, 274-276
exercises and review, 282-284
FTP, 282
Ifconfig and IPCONFIG.EXE, 273-274
NBTSTAT.EXE, 279-280
Netstat, 276-278
Nslookup, 280-281
Ping, 270-271
Telnet, 281
Traceroute, 271-273
TCP/IP Filtering dialog box, 299-300
TCP/IP layers, 207-208
TCP (Transmission Control Protocol), 182-194
acknowledging packets, 189-191
Control Bits field, 186
detecting errors, 191-192
establishing connection, 186-188
flow control, 192-193
port numbers and sockets, 184-186
TCP header, 182-184
TCP/IP protocols, 216
terminating connection, 193-194
transmitting data, 188-189
TechNet, 476
technical support. See also troubleshooting, scenarios
online databases, 470-471
online resources, 470-475
telephone, 469
telepoles, 392-393
Telnet (Telecommunications Network Protocol), 217, 281
terminal connections, remote network access, 314
termination, bus topology, 30
text files, 467, 473
TFTP (Trivial File Transfer Protocol), 217
TGS (ticket-granting server), Kerberos, 355
TGT (ticket-granting ticket), Kerberos, 355
Thick Ethernet, coaxial cables, 35-36, 395
thin client computing, using terminal connections, 314
Thin Ethernet, coaxial cables, 35-36, 394
ThinEthernet video, on CD accompanying book, 36
threads, newsgroups, 474
three-way handshake, TCP, 187-188
ticket-granting server (TGS), Kerberos, 355
ticket-granting ticket (TGT), Kerberos, 355
Time Exceeded messages, ICMP, 214-215
Time To Live fields. See TTL (Time To Live) fields
token frame, Token Ring, 138-139
token passing, 137-138
TokenPassing video, on CD accompanying book, 137
Token Ring
MAUs, 56-57
OSI model, 17
protocols, 135-142
protocols, exercise and review, 140-142
protocols, frame formats, 138-140
protocols, physical layer specifications, 135-136
protocols, source route bridging, 64
protocols, token passing, 137-138
recognizing cable connectors for, 448-449
TokenRingNetwork video, on CD accompanying book, 138
tone generators, 503-504
tone locators, 503-504
top-level domains, DNS names, 262
topology
defined, 5
wireless, 34
Traceroute, 271-273, 525
transceiver, 29
transfer syntax, defined, 24
translation bridges, 64-65
transparent bridging, 63-64
Transport Control field, 166
transport layer
OSI model, 22-23
troubleshooting, 531-532
transport layer protocols
exercises and review, 195
NCP, 200-202
review, 203
SPX, 199-200
TCP, 182-194
TCP, acknowledging packets, 189-191
TCP, control bits, 186
TCP, detecting errors, 191-192
TCP, establishing connections, 186-188
TCP, flow control, 192-193
TCP, ports and sockets, 184-186
TCP, TCP header, 182-184
TCP, terminating connections, 193-194
TCP, transmitting data, 188-189
TCP/IP, 208, 216
UDP, 194-195
UDP, as TCP/IP protocol, 216
UDP, overview of, 174, 194-195
transport mode operation, IPSec, 353
trees, Active Directory service, 114-115
Trivial File Transfer Protocol (TFTP), 217
Trojan horses, 432-433
troubleshooting, 457-463
documenting solution, 461-462
establishing symptoms, 457-458
establishing what has changed, 460
identifying affected area, 458-460
implementing solution, 461
network interface adapters, 49-51
recognizing potential effects of solution, 461-462
selecting most probable cause, 460
TCP/IP networks using NetBEUI, 169
testing results, 461
troubleshooting, computer ports, 440-449
exercise and review, 455-456
keyboard and mouse ports, 443-444
network cable connectors, 446-449
overview of, 440-441
parallel ports, 442-443
serial ports, 442
small computer systems interface, 445-446
universal serial bus ports, 445
video ports, 443
troubleshooting, configuration, 528-533
application layer, 532-533
data-link layer, 530-531
network and transport layer, 531-532
physical layer, 528-529
troubleshooting, network components, 440-456
bridges and routers, 452-453
exercise and review, 455-456
hubs and switches, 450-451
NICs, 449
patch panels, 451
print servers, 453
uninterruptible power supply devices, 454-455
troubleshooting, scenarios, 509-537
computer configuration, 528-533
DNS failure, 517-522
exercise and review, 534-537
gathering information, 511-512
incident administration, 510-511
Internet communication, 516
Internet router, 512-516
LAN communication, 522-527
user error, 533-534
troubleshooting, tools, 465-508
books and periodicals, 477
CD-ROM resources, 476
crossover cables, 502
exercise and review, 477-478, 507-508
hardware loopback connectors, 502-503
logs and indicators, 479-501
multifunction cable testers, 505-507
online resources, 470-475
product documentation, 466-468
telephone support, 469
tone generators and tone locators, 503-504
wire map testers, 504-505
truncated binary exponential backoff, 131
TTL (Time To Live) fields
IP routing, 159
IPX, 166
Traceroute, 271
tunneling, 307
tunnel mode, IPSec, 353
TWA (two-way alternate) mode, 24
twisted-pair cables, 36-37
two-computer networking, 397-400
TWS (two-way simultaneous) mode, 24
U
UART (Universal Asynchronous Receiver-Transmitter), 306
UDC (Universal Data Connector), Token Rings, 135
UDP (User Datagram Protocol)
headers, 195
overview of, 174, 194-195
TCP/IP protocols, 216
unbounded media, wireless topology, 34
Uniform Resource Locators. See URLs (Uniform Resource Locators)
Uninterruptible Power Supply (UPS) devices, 454-455
Universal Data Connector (UDC), Token Rings, 135
Universal Serial Bus (USB) ports, 445
Universal Synchronous Receiver-Transmitter (UART), 306
UNIX
clients, 106-107
configuration parameters, 273
FTP, 282
Macintosh accessing, 106
Netstat, 276-280
networking software, 94-96
Telnet, 281
UNIX System V, 94
unqualified names, DNS, 296
unregistered addresses, IP addressing, 225
updates
driver, 437
Service Pack, 435-436
upgrades, software, 437
UPS (Uninterruptible Power Supply) devices, 454-455
URLs (Uniform Resource Locators)
acknowledging packets, 190
specifying sockets, 185
user errors, 533
USB (Universal Serial Bus) ports, 445
Usenet newsgroups, 472-475
user account settings, 333-334
User Datagram Protocol. See UDP (User Datagram Protocol)
user errors, 533-534
user-level security, 342-343
User Manager for Domains, 114
UTP (unshielded twisted-pair) cables
crossover cables, 55
detecting collisions, 131
Ethernet, 123-124
grades of, 37-38
star topology, 31
uuencode, 473
V
vampire traps, 29
video ports, 443
virtual LANs (VLANs), switching, 71
viruses
overview of, 430-433
preventing infections, 433-434
virus scanners, 433
VLANs (virtual LANs), switching, 71
volumes, data availability, 367
VPNs (Virtual Private Networks), 307-308, 353-354
W
wall plates
internal cables, 402
punching down, 403-407
WANs (wide area networks), remote access, 323-328
ATM, 327
FDDI, 327-328
frame relays, 325-326
leased lines, 324-325
overview of, 6-7, 324
routers, 80
SONET, 326-327
Web sites, for product information
manufacturers', 470-471
third-party, 472
Usenet, 472-475
well-known ports, defined, 184
wide area networks. See WANs (wide area networks), remote access
Windows. See also Microsoft Windows
clients, 99
installing network components, 101
WINIPCFG.EXE, 260, 273-274
WINS tab, TCP/IP, 297-298
WINS (Windows Internet Naming Service)
DNS name resolution, 522
overview of, 267
troubleshooting, 531-532
Wireless LANs video, on CD accompanying book, 149
wireless networking, 148-151
wireless topology, 34
wire map testers, 504-505
wiring standards, 405
workstations
planning networks, 361-363
standards for, 374-375
worms, 432
wrapped rings, FDDI, 143
X
X.500 directory service standard, 111
XNS (Xerox Network System), 164
Z
zones, Macintosh, 96
Last Updated: October 15, 2001
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