Index
5-4-3 rule
glossary definition 607
in thicknet networks 134-35
in thinnet networks 131-32
8-bit buses 74
10Base2 standard 130-32, 140, 607
10Base5 standard 132-35, 140 See also standard Ethernet
10BaseFL standard 135, 607
10BaseT standard
vs. 10Base2 and 10Base5 140
glossary definition 607
overview 128-30
and UTP cable 58-59
16-bit buses 74
32-bit buses 74
100BaseX standard 138 See also fast Ethernet
100VG-AnyLAN Ethernet standard 114, 136-37, 607
568A Commercial Building Wiring Standard 59
802 Project 221-23, 603, 633
A
access methods
carrier-sense multiple access with collision avoidance (CSMA/CA) 112, 115
carrier-sense multiple access with collision detection (CSMA/CD) 110-12, 115, 600
contention 111, 115
defined 108
demand priority 114-15
glossary definition 607
summary of features 115
token-passing 113, 115
what they do 108-9
access permissions
glossary definition 607
for groups 389, 412-13
vs. passwords 410
for resources 410-11
Windows NT Server list 411
access points See transceivers
Account Operators built-in group 393
account policies 409-13, 607
accounts, network See also users
in Apple environment 398
creating for groups 389
creating for users 389-90
deleting 392
disabling 391
exercise 401
group See groups
guest 390
initial 390
naming 389
in NetWare environment 399-400
overview 388
passwords for 391
planning 388-89
role of groups 388-89
in UNIX environment 400
user See user accounts
in Windows NT 392-98
active hubs 33, 34
adapter cards See network interface cards (NICs)
addresses
base memory 79, 611
network 75
port 249
RAM start 79
Address Resolution Protocol (ARP) 248, 607
administrators, network 180
Administrators built-in group 393
ADSL (asymmetric digital subscriber line) protocol 277
advanced cable testers 500, 607
Advanced Program-to-Program Communication (APPC) protocol 239, 259, 608
AFP (AppleTalk filing protocol) 239, 608
agents 608
Alerter Service, Windows NT 189
American National Standards Institute (ANSI) 600, 608
American Standard Code for Information Interchange (ASCII) 609
American Wire Gauge (AWG) standards 67, 610
amplifiers 64, 608
analog communication
broadband transmission 64, 612
vs. digital communication 269-70
glossary definition 608
lines 302-4
ANSI (American National Standards Institute) 600, 608
ANSI X3.92 standard 600
ANSI X3.135 standard 600
ANSI X3T9.5 standard 600
ANSI X12 standard 600
antivirus software 418
APPC (Advanced Program-to-Program Communication) protocol 239, 259, 608
Apple See also AppleTalk; Services for Macintosh
administering network accounts 398
as networking product vendor 198, 200
AppleShare See also AppleTalk
defined 154
glossary definition 608
networking software 385
redirector 200
sharing disk drives 385
sharing folders 385
sharing printers 385
AppleTalk See also AppleShare
architecture 152-55
glossary definition 608
networking software 385
overview 191-92
protocol suite 239, 259-60
sharing disk drives 385
sharing folders 385
sharing printers 385
AppleTalk filing protocol (AFP) 239, 608
application layer, OSI reference model
and data packets 215
glossary definition 608
overview 211, 236, 238, 241, 242
application layer, TCP/IP 250
application programming interfaces (APIs) 219, 608
application protocols 239, 609
applications, shared 9, 468-89
application servers 19
architecture, data bus See buses
ArcNet (Attached Resource Computer Network) 156-58, 159, 609
ARPANET (Advanced Research Projects Agency Network) 511, 609
ASCII (American Standard Code for Information Interchange) 609
asymmetric digital subscriber line (ADSL) 277, 609
asynchronous communication See asynchronous transmission
asynchronous transfer mode (ATM)
compatible components 313-14
glossary definition 609
overview 312-13
and SONET 320
asynchronous transmission 273-75, 609
ATM See asynchronous transfer mode (ATM)
attachment unit interface (AUI) connectors 54, 133, 610
attenuation
and cable selection 69
in coaxial cable 51-52
glossary definition 610
auditing 414, 610
AUI (attachment unit interface) 54, 133, 610
authentication 407, 610
AWG (American Wire Gauge) standards 67, 610
B
backbone
glossary definition 610
upgrading to fiber-optic media 473
use of thicknet cable 53
back ends 356, 358, 610 See also servers
Backup Domain Controllers (BDCs) 610
Backup Operators built-in group 393
backups
glossary definition 610
on server-based networks 21
tape systems 428-31
bad sectors 436
bandwidth
in baseband signal transmission 63
in broadband signal transmission 64
glossary definition 610
increasing performance 65-66
Banyan Virtual Integrated Network Services (Vines) 192-93
barrel connectors 28, 55, 130, 610
baseband systems 63-64, 610
base I/O ports 78-79, 611
baseline, network
creating inventory 461-62
documenting performance 463-65
base memory addresses 79, 611
Basic Rate ISDN 315
baud 272, 611
baud rates 272, 611
BBSs (bulletin board systems) 510, 613
BDCs (backup domain controllers) 610
beaconing 311, 318-19
binary digits See bits
binary synchronous communications protocol (bisync) 276, 611
binding 237, 611
BISDN See broadband Integrated Services Digital Network (BISDN)
bisync (binary synchronous communications protocol) 276, 611
bits 612
bits per second (bps) 272, 612
bit time 612
BNC components
connectors 55
glossary definition 612
origin of name 56
overview 54
terminators 56
BNC connectors
barrel connectors 28, 55, 130, 610
cable connectors 55
glossary definition 612
origin of name 56
overview 54
T connectors 55
terminators 56
Boggs, David 125
boot-sector viruses 416, 612
bottlenecks 466, 612
bounce See signal bounce
boundary interfaces, Windows NT 218-19
bps (bits per second) 272, 612
bridged networks 150, 612 See also bridges
bridges
adding to expand LANs 281-82
glossary definition 612
how they work 282-84
remote 284-85
vs. repeaters 285
vs. routers 286 290-92
routing tables 282-84
segmenting traffic 284
upgrading 481
when to use 281
wireless 94
broadband Integrated Services Digital Network (BISDN)
and ATM 312
glossary definition 612
and SONET 320
broadband systems 64, 612
broadcasts
and bridges 291
glossary definition 612
and routers 291
broadcast storms 280, 613
brouters
vs. bridges 293
glossary definition 613
overview 293
vs. routers 293
upgrading 481
browsers 516
Browser Service, Windows NT 189
BSD Unix 250
buffers 85, 613
built-in groups
Account Operators 393
Administrators 393
Backup Operators 393
defined 392-93
glossary definition 613
Guests 393
Print Operators 393
Replicators 393
Server Operators 393
Users 393
bulletin board systems (BBSs) 510, 613
buses
architecture 81-82
compatibility issues 81-82
EISA 81, 82, 619
glossary definition 613
ISA 81, 82, 623
local 81, 130
Micro Channel 81, 82, 627
buses (continued)
and network interface cards 74-75, 80, 81-82
PCI 81, 82, 632
bus mastering 85
bus topology
5-4-3 rule in thicknet networks 134-35
5-4-3 rule in thinnet networks 131-32
in 10base2 Ethernet networks 130-32, 140
advantages and disadvantages 37
communication among computers 25-27
data transfer in 25-27
defined 24, 25
disrupting communication 27-28
exercise 40
expanding network 28-29
glossary definition 613
layout example 347
performance 26, 27-28
sending signals 25-26
signal bounce 27
vs. star topology 347-48
terminator component 27
bytes 613
C
cables
access methods 108-15
in bus topology 25, 26, 27-29
choosing 348-49
coaxial 50-58, 69, 83, 132-135, 615
comparison chart 69
connecting to computers 351
and crosstalk 51, 59, 68
and environmental conditions 424-25
exercises 70-71, 87-88, 97-99
fiber-optic See fiber-optic cable
glossary definition 614
hardware for troubleshooting 499-501
and hubs 34, 67
IBM cabling system 66-67, 623
cables (continued)
and IEEE 802 standards 221-23
installing 68, 69, 349-50
in mesh topology 32
null modem 378
overview 50
relative cost 68, 69, 70
in ring topology 30
security issues 409
selecting 68-69
and shielding 51, 60, 68
signal transmission 63-66
in star topology 29-30
in Token Ring networking 148-49
twisted-pair See twisted-pair cable
types of 50-63
upgrading 480
cable testers See advanced cable testers
cache 614
carriers See Remote Access Service (RAS); telephone lines
carrier-sense multiple access with collision avoidance (CSMA/CA) access method 112, 115, 614
carrier-sense multiple access with collision detection (CSMA/CD) access method 110-12, 115, 600, 614
CCEP (Commercial COMSEC Endorsement Program) 415, 615
CCITT (Comité Consultatif Internationale de Télégraphie et Téléphonie) 239, 601-2, 614
CDPD (Cellular Digital Packet Data) networks 95
CD-ROM technology 438
Cellular Digital Packet Data (CDPD) networks 95, 614
central file servers 614 See also server-based networks
centralized computing vs. client/server computing 354
central processing units (CPUs) 614
Channel Service Unit/Data Service Unit (CSU/DSU) 304, 305
cladding 62, 614
Client for Microsoft Networks 380, 381-82
clients
defined 12
glossary definition 614
hardware needs on server-based networks 22
server-based network overview 356, 357-58
client/server computing 355, 614 See also server-based networks
Client Services for NetWare (CSNW) 189, 199
client software
and interoperability in multivendor environments 196-97
overview 176, 177-79
redirectors 177-78, 179
Windows 95 and Windows 98 380-82
clustering, server 437
coaxial cable
attenuation in 51-52
connection hardware 54-56
and fire codes 56-57
glossary definition 615
grades of 56-57
layers, illustrated 51
vs. other types of cable 69
overview 50-52
plenum-grade 56-57
polyvinyl chloride 56
shielding in 51
in standard Ethernet networks 132-35
thicknet 53-54, 69, 83
thinnet 52-53, 54, 69, 83
types of 52-54
when to use 57-58
codec (compression/decompression) 615
COM1 178
Comité Consultatif Internationale de Télégraphie et Téléphonie (CCITT) 239, 601-2, 614
Commercial COMSEC Endorsement Program (CCEP) 415, 615
communications servers 19
communications software 379
companion viruses 416, 615
compatibility
and ATM components 313-14
bus issues 81-82
connector issues 82-84
Ethernet issues 139
exercise 373
hardware compatibility list 227, 365, 622
hardware issues 371-73
and network interface cards 80-84
software issues 371-72
complete-trust network model 187
COM ports 378
CompTIA certification xv, xxi, xxxv-xxxvi See also Computing Technology Industry Association; Network+
computer networks See networks
computers See hardware
Computing Technology Industry Association xxxv See also CompTIA; Network+
computer viruses See viruses
concentrators 86, 615, 646
connectors See also BNC connectors
attachment utility interface (AUI) 54, 133
barrel 28, 55, 130, 610
compatibility issues 82-84
Digital Intel Xerox (DIX) 54, 133, 618
IBM 66
multiple 82
and network interface cards 82-84
N-series 133
telephone 60-61, 84
in Token Ring networking 149
universal data 66
contention 111, 115, 615
copying files, as backup method 429
cores 50, 51, 62, 615
course information
about the electronic book xxx
chapter and appendix overview xviii-xx
finding the best starting point for you xxi
course information (continued)
hardware and software requirements xxx
intended audience xv
prerequisites xv
where to find specific skills in this book xxi-xxix
CPUs (central processing units) 614
CRCs (cyclical redundancy checks) 120, 615
crossover cables 501, 615
crosstalk
and cable selection 68
glossary definition 615
protecting against in coaxial cable 51
and UTP cable 59
cryptography See data encryption
CSLIP 517
CSMA/CA (carrier-sense multiple access with collision avoidance) access method 112, 115, 614
CSMA/CD (carrier-sense multiple access with collision detection) access method 110-12, 115, 600, 614
CSNW (Client Services for NetWare) 189, 199
cyclical redundancy checks (CRCs) 120, 615
D
daisy chains 616
DAP (Data Access Protocol) 239
Data Access Protocol (DAP) 239
database management systems (DBMS) 356-61, 616
data buses See buses
Data Communications Equipment (DCE) 310, 602, 616
data encryption standard (DES) 415, 616
data frames 79, 463, 616
data-link layer, OSI reference model
and bridges 282, 291
and data packets 215
glossary definition 616
and NICs 74, 217, 226
overview 213-14, 236, 238, 241, 242
and Project 802 126, 221, 222-23
data loss, avoiding
disaster recovery 439-40
exercise 440
fault-tolerant systems 433-37
optical drives and discs 437-39
overview 427-28
tape backup systems 428-31
uninterruptible power supplies 431-32, 644
data streams 150, 273, 275-76, 616
Data Terminal Equipment/Data Communications Equipment (DTE/DCE) interface 310
Data Terminal Equipment (DTE) 310, 602, 616
data transmission See also modems
asynchronous 273-75, 609
baseband 63-64, 610
broadband 64, 612
full-duplex 66, 621
half-duplex 65, 621
increasing performance 65-66
infrared 91-92, 623
microwave 96
narrowband 92, 628
point-to-point 93, 633
serial vs. parallel 74-75, 637
simplex 65, 639
speed of 69, 272, 306
spread-spectrum 93, 639
wireless 90-96
data warehouses 360, 361
DB connectors 54, 617
DBMS See database management systems (DBMS)
DCE See Data Communications Equipment (DCE); Distributed Computing Environment (DCE)
DECnet 261, 617
dedicated phone lines 298, 303
dedicated servers 18-20, 617
demand priority access methods 114-15
DES (data encryption standard) 415, 616
designators, drive 178
device drivers See drivers
devices 118, 617 See also drivers; hardware
DHCP (Dynamic Host Configuration Protocol) 517, 619
diagnostic utilities 469
dial-up Internet accounts 517-18
dial-up lines 298, 302-3
differential tape backups 429
digital communication
vs. analog communication 269-70
baseband transmission 63-64, 610
DDS lines 304-5
glossary definition 617
and multiplexing 306
overview 304
T1 lines 94, 305-6, 641
T3 lines 306
transmission rates 306
digital data service (DDS) lines 304-5
Digital Equipment Corporation 125, 261
Digital Intel Xerox (DIX) connectors 54, 133, 618
digital versatile discs See digital video discs
digital video discs (DVDs) 438, 617
digital voltmeters 499-500, 617
DIP (dual inline package) switches 76, 77, 617
direct memory access (DMA) 84, 617
Directory Service Manager for NetWare (NSMN) 189
directory services servers 19
disabling
network accounts 391
user accounts 397
disaster-preparedness plans 439-40
disaster prevention 439
disaster recovery 439-40
disk drives
optical 437-39
sharing in Windows 2000 384
sharing on AppleTalk networks 385
sharing on peer-to-peer networks 379
sharing using Client for Microsoft Networks 381-82
sharing using Windows 95 and Windows 98 381-82
disk duplexing 434-35 See also fault tolerance
disk duplicating See disk mirroring
diskless computers 86, 415, 618
disk mirroring 434, 618
disks See disk drives; diskless computers
disk striping 433-34, 435, 536, 618
Distributed Computing Environment (DCE) 605
Distributed Management Environment (DME) 605
distributed queue dual bus (DQDB) 320
distribution racks 61
DIX (Digital Intel Xerox) connectors 54, 133, 618
DMA (direct memory access) 84, 617
DNS (Domain Name System) 512, 618
documenting networks 460-71
domain controllers 187, 618
Domain Name System (DNS) 512, 618
domains 187, 618
downtime 486-87, 618
DQDB (distributed queue dual bus) 320
drive designators 178
drivers
configuring 366
defined 118, 225
glossary definition 618
installing 365-66
for network interface cards 216, 217-18, 225, 226-27, 242, 363, 364, 365-67
and OSI reference model 226, 364
for printers 225, 363-64
removing 367
role of 225-26, 363-64
types of 225, 363
updating 366-67
drop cables 54, 133
DTE (Data Terminal Equipment) 310, 602, 616
dual inline package (DIP) switches 76, 77
dual-shielded cable 51, 618
dumb terminals 619
duplexing, disk 434-35
duplex transmission 66, 619
dust 424
DVDs (digital video discs) 438, 617
Dynamic Host Configuration Protocol (DHCP) 517, 619
E
E1 lines 305
EBCDIC (Extended Binary Coded Decimal Interchange) 619
EDI (electronic data interchange) 600
EIA (Electronic Industries Association) 602-3
EISA (Extended Industry Standard Architecture) 81, 82, 619
electronic bulletin boards 510
electronic data interchange (EDI) 600
Electronic Industries Association (EIA) 602-3
electronic mail 417, 514
e-mail 417, 514
encryption 415, 619
Enhanced Small Device Interface (ESDI) 433, 436, 619
environmental conditions
dust 424
hidden factors 424-25
human factors 424
humidity 423
in industry 425
overview 420-22
smoke 424
temperature 423
ESDI (Enhanced Small Device Interface) 433, 436, 619
Ethernet
10Base2 standard 130-32, 140, 607
10Base5 standard 132-35, 140
10BaseFL standard 135, 607
10BaseT standard 58-59, 128-30, 140, 607
10-Mbps IEEE standards 128-35
100BaseX standard 138
100-Mbps IEEE standards 136-38
100VG-AnyLAN standard 114, 136-37
Ethernet (continued)
and AppleTalk 260
features of 126-28
fiber-optic cable for 135
frame format 127-28
glossary definition 619
installing cabling 349-50
new standards 136-38
operating-system compatibility 139
origin of 125
overview 125
performance considerations 138-39
segmenting networks 138-39
specifications 126, 140
standard 132-35, 640
Ethernet II 127-28
EtherTalk 155, 260, 619
events 414, 619
Everyone group 412
exabytes, defined 613
expansion cards 368 See also network interface cards (NICs)
Extended Binary Coded Decimal Interchange (EBCDIC) 619
Extended Industry Standard Architecture (EISA) 81, 82, 619
extended LANs 94
F
Fast Ethernet 138, 620
fault tolerance
glossary definition 620
implementing 437
RAID feature 433-36
sector-sparing feature 436
server-clustering feature 437
in Token Ring networking 147
fax modems, sharing 454-55
fax servers 19, 454-55
FDDI See Fiber Distributed Data Interface (FDDI)
Fiber Distributed Data Interface (FDDI)
and ANSI X3T9.5 600
and beaconing 318-19
glossary definition 620
overview 315-16
topology 316-18
wire and cable options 319
fiber-optic cable
for Ethernet networks 135
and FDDI 319
glossary definition 620
vs. other types of cable 69
overview 62-63
and SONET 320
in Token Ring networking 150
upgrading to 473-74
when to use 63
fiber-optic network interface cards 86
file and print servers 19
File and Print Service for NetWare (FPNW) 189
file infectors 416, 620
file sharing 184, 188, 378-79, 383
file system, NTFS 217, 218, 382
File Transfer Access and Management (FTAM) protocol 239, 609
File Transfer Protocol (FTP) 245, 513-14, 620
filtering
packets 216
and repeaters 280
and twisted-pair cabling 149
fire codes, and coaxial cable 56-57
firewalls 413-14, 620
firmware 74, 620
flip-flop circuits 258, 259
floppy disks
sharing files 378
virus protection 418
flow control 620
folders, sharing
on AppleTalk networks 385
on peer-to-peer networks 379
using Client for Microsoft Networks 381-82
using Windows 95 and Windows 98 381-82
in Windows 2000 384
on Windows NT networks 383
forwarding packets 216
fractional T-1 lines 305
fractional T-3 lines 306
frame preambles 620 See also headers
frame-relay networks 311, 620
frames See also packets
defined 118
and Ethernet 127-28
glossary definition 620
and packets 119
vs. packets 118
Token Ring formats 143
front ends 356, 357-58, 620 See also clients
FT-1 lines 305
FT-3 lines 306
FTAM (File Transfer Access and Management) protocol 239, 609
FTP (File Transfer Protocol) 245, 513-14, 620
full-duplex transmission 66, 621
G
gateways
glossary definition 621
how they work 294-95
mainframe 295
overview 293
Gateway Services for NetWare (GSNW) 183, 185, 189, 199
gigabits (Gb) 621
gigbytes (GB) 620
global groups 392, 621
groups
in Apple environment 398
assigning permissions 412-13
built-in 392-93
creating accounts 389
exercise 401
global 392, 621
glossary definition 621
local 392, 625
naming accounts 389
in NetWare environment 399-400
role in network accounts 388-89
system 392
types of 392-93
in UNIX environment 400
in Windows NT environment 392-94
guest accounts 390, 397
Guests built-in group 393
H
half-duplex transmission 65, 621
handshaking 249, 621
hard disks 621 See also disk drives
hardware See also modems; physical layer, OSI reference model; printers
for ArcNet networks 158
for coaxial cable connections 54-56
compatibility issues 371-73
for connectivity 268-96
detecting during installation 372
digital voltmeters 499-500, 617
disaster preparedness 439
diskless computers 86, 415, 618
and environmental conditions 420-25
glossary definition 622
and humidity 423
in industrial environments 425
for LocalTalk networks 153-54
minimum requirements 372
for network troubleshooting 499-501
oscilloscopes 501, 631
hardware (continued)
oscilloscopes 501, 631
security issues 408-9
selecting tape drives 429
server-based network considerations 22
surveying availability 344-45
tape backup systems 428-31
temperature control 423
time-domain reflectometers 500, 642
for Token Ring networks 146-50
for twisted-pair cable connections 60-61, 84
hardware compatibility list (HCL) 227, 365, 622
hardware loopbacks 501, 622
Hayes-compatible modems 271
HCL (hardware compatibility list) 227, 365, 622
HDLC (High-Level Data Link Control) 622
headers 120, 622
Help Desk utilities 469
hermaphroditic connectors 622
hertz (Hz) 622
Hewlett-Packard 136, 452
High-Level Data Link Control (HDLC) 622
history, network 470
hops 93, 622
HTML (Hypertext Markup Language) 511, 622
HTTP (Hypertext Transport Protocol) 622
hubs See also star topology
active 33, 34
adding to expand LANs 278
advantages of using 34
defined 29, 32
exercise 40
glossary definition 622
hybrid 33
and Multistation Access Units 67
passive 33
human factors 424
humidity 423
hybrid hubs 33, 622
hybrid networks 343, 622
Hypertext Markup Language (HTML) 511, 622
Hypertext Transport Protocol (HTTP) 622
I
IAB (Internet Architecture Board) 624
IBM See Token Ring networks
IBM cabling system 66-67, 623
ICMP (Internet Control Message Protocol) 248, 624
IDE (Integrated Device Electronics) 433, 436, 623
IEEE 802.3 protocol 126, 221, 242, 603 See also Ethernet
IEEE 802.4 protocol 221, 242, 603
IEEE 802.5 protocol 142, 221, 242, 316, 603 See also Token Ring networks
IEEE 802.6 protocol 221, 320, 603
IEEE 802 standards
exercise 224
list of committees 603
list of specification categories 222
and OSI reference model enhancements 222-23
overview 221, 242, 600, 603
IEEE (Institute of Electrical and Electronics Engineers) 623
IEEE Project 802 221-23, 603, 623
impedance 52, 623
incremental tape backups 429
industrial environments 425
Industry Standard Architecture (ISA) 81, 82, 623
infrared transmission 91-92, 623
initial accounts 390
Institute of Electrical and Electronics Engineers (IEEE) 623 See also IEEE Project 802
Integrated Device Electronics (IDE) 433, 436, 623
Integrated Services Digital Network (ISDN) 299, 315, 518, 623
Intel Corporation 125
interfaces, boundary 210, 218-19, 624
intermediate systems 624 See also bridges; gateways; routers
International Organization for Standardization (ISO) 126, 209, 604, 624
International Standards Organization See International Organization for Standardization (ISO)
International Telecommunications Union (ITU) 271-72, 624
International Telegraph and Telephone Consultative Committee See CCITT (Comité Consultatif Internationale de Télégraphie et Téléphonie)
Internet See also World Wide Web
connecting to 517-18
locating resources 516-18
network support resources 510-18
overview 511
as WAN 10
Internet Architecture Board (IAB) 624
Internet Control Message Protocol (ICMP) 248, 624
internet layer, TCP/IP 247-48
Internet names 513
Internet Protocol (IP) 247-48, 624
internetworking 253, 624
Internetwork Packet Exchange/Sequenced Packet Exchange (IPX/SPX) 199, 253-54, 624
interoperability
and AppleTalk 191, 192
glossary definition 624
in multivendor environments 196-97
and NetWare 189
overview 176, 185
interrupt request lines (IRQs) 77-78, 624
IntranetWare network operating system 183
intranode addressing 253
inventory 344-46, 439, 461, 468
ipconfig command 465, 624
IP (Internet Protocol) 247-48, 624
IPX/SPX (Internetwork Packet Exchange/Sequenced Packet Exchange) 199, 253-54, 624
IRQ lines 77-78, 624
ISA (Industry Standard Architecture) 81, 82, 623
ISDN (Integrated Services Digital Network) 299, 315, 518, 623
ISO (International Organization for Standardization) 126, 209, 604, 624
ITU (International Telecommunications Union) 271-72, 624
J
jacks, telephone 60, 61, 84
jitter 625
joystick ports 83
jumpers 80, 625
K
Kevlar 62, 625
keys 625
key user accounts 390
kilobits (Kbits) 625
kilobytes (KB) 613, 625
kilo (K) 625
L
LANalyzer 503
LAN bridges 94
LANs See local area networks (LANs)
LAPM (link access procedure for modems) protocol 274
laser transmission 92, 625
LAT (local area transport) protocol 289, 625
layering 625 See also OSI model
leased phone lines 298, 303
links 625 See also bridges; gateways; routers
Linux 400
LLC (Logical Link Control) sublayer 74, 223, 626
local area networks (LANs)
defined 10
expanding 277-95
and FDDI 316
glossary definition 625
and IEEE 802 standards 221-23
infrared transmission 91-92
laser transmission 92
narrowband radio transmission 92, 628
spread-spectrum radio transmission 93, 639
local area networks (LANs) (continued)
transmission techniques for wireless networks 91-93
as wireless networks 90-93
Local Area Transport (LAT) protocol 289, 625
local buses 81, 130
local groups 392, 625
LocalTalk 153-54, 191, 200, 260, 626
local users 17, 626
logbooks 470
Logical Link Control (LLC) sublayer 74, 223, 626
logs, security 414
lost tokens 626
LPT1 178
M
MAC See Media Access Control (MAC) sublayer
Macintosh See AppleTalk; Services for Macintosh
macro viruses 416, 626
magneto-optical (MO) discs 438, 626
mail servers 19
MANs (metropolitan area networks) 315-19, 627
manufacturing environments 425
maps, network 346-48
MAUs (Multistation Access Units) 67, 146-47, 148, 628
Mbps (millions of bits per second) 627
media, network See also cables
choosing 348-49
defined 12
exercise 487
glossary definition 626
installing 349-50
and network moves 486, 487
upgrading 480
Media Access Control (MAC) sublayer
and bridges 282, 291
defined 223
driver 226, 626
glossary definition 626
and IEEE protocols 242
and NICs 74, 226
Media Access Protocol 253
media filters 149
megabits (Mb) 627
megabytes (MB) 613, 627
memory See base memory addresses; direct memory access (DMA); random-access memory (RAM); read-only memory (ROM)
mesh topology 24, 32, 37, 627
Message Handling Service (MHS) 185
Messenger Service, Windows NT 189
Metcalfe, Robert 125
metropolitan area networks (MANs) 315-19, 627
MHS (Message Handling Service) 185
Micro Channel Architecture 81, 82, 627
Microcom Network Protocol (MNP) 627
Microsoft, as networking product vendor 198, 199
See also Windows 95; Windows 98;
Windows NT
Microsoft certification
benefits xxxii-xxxiii
exam skills note xxi
Microsoft Certified Professional (MCP) programs xxxi
requirements for becoming a Microsoft Certified Professional xxxiii
Microsoft Clustering 437
Microsoft Technical Information Network (TechNet) 508-9, 627
microwave transmission 96
Migration Tool for NetWare 189
millions of bits per second (Mbps) 627
mirrored drive arrays 436
mirroring, disk 434, 618
MNP (Microcom Network Protocol) 627
mobile computing 95-96, 627
modems See also Remote Access Service (RAS); telephone lines
basic functions 269-70
fax modems 454-55
glossary definition 627
hardware characteristics 270-71
overview 268
standards for 271-72
modems (continued)
transmission speed 272
types of 273-77
V series standards 602
MO (magneto-optical) discs 438, 626
moving networks
downtime issues 486-87
exercise 487
planning 483-84
task list 485
verifying 486-87
MSAUs (Multistation Access Units) 67, 146-47, 148, 628
MS-DOS-based networking clients 199, 200
multifunction optical drives 439
multiple-master network model 187
multiplexers (mux) 306, 627
Multistation Access Units (MAUs) 67, 146-47, 148, 628
multitasking 175, 628
mux (multiplexers) 306, 627
Next
