Index
Symbols
32-bit operating systems, 174
64-bit operating systems, 174
802.11 Wi-Fi, 111
A
accelerometers, 247
acceptable use policy (AUP), 261
access control lists. See ACLs
access point placement, 275
accessing
BIOS, configuring, 3
computers, 263
files/folders, 264
UEFI, 6
accessories for mobile devices, 133
accounts, types of, 263
ACLs (access control lists), 259
Action Center, 204
actions, documenting, 310
addresses
IP, configuring, 217
IPv4
gateways, 87
IPv6, 89
private, 85
special, 85
traffic, 89
Unicast, 90
MAC, filtering, 272
administrative shares, 212
administrator account, 263
AFP (Apple Filing Protocol), 95, 98
airplane mode, 250
analyzers, Wi-Fi, 146
Android application packages. See APKs
antenna placement, 275
APKs (Android application packages), 247
Apple. See also Mac
BIOS/UEFI, 1
Configurator, 227
appliances, Internet, 242
apps
development, 247
mobile OS
scanners, 296
troubleshooting, 162
architecture (32-bit/64-bit), 21
aspect ratios, configuring, 44
attacks, 256
audio. See also sound
audio/video (A/V) editing workstations, 37
connections, 32
AUP (acceptable use policy), 261
authentication, network printers, 60
authorization, network printers, 60
A/V (audio/video) editing workstations, 37
B
bad power, 299. See also electricity
bandwidth, 107
basic disks, 198
basic input/output system. See BIOS
batteries
CMOS, 4
BCD (boot configuration data) files, 285
best practices
network maintenance, 221
security, workstations, 266-267
biometrics, 258
BIOS (basic input/output system), 1
accessing, 3
booting, 3
device support, 1
POST, 4
purpose of, 1
BitLocker, 266
blackouts, 300
blue screen of death (BSOD), 135, 279
boot configuration data (BCD) files, 285
booting
BIOS, configuring, 3
Linux errors, 286
UEFI, 6
bootmgr (Windows Boot Manager), 280
bootrec, 285
botnets, 257
bots, 257
bridges, 116
brownouts, 300
BSOD (blue screen of death), 135, 279
buffered RAM, 15
bus speeds, 13
C
cable Internet, connecting, 109
cables
fiber, 77
placement, 302
testers, 145
caches, CPUs, 20
CAD (computer-aided design), 37
CAL (client-access license), 304
printers, 58
CAM (computer-aided manufacturing), 37
capacitor dangers, 301
cards
communications, 25
media, 24
networks, configuring, 220
ports, adding, 25
POST, 4
CCFL (cold cathode fluorescent lamp), 42
cell tower analyzers, 296
cellular wireless connections, 112
certificates, reviewing, 315
certification
channels, 103
CHKDSK tool, 139
CIDR (Classless Inter-Domain Routing), 88-89
CIFS (Common Internet File System), 95, 98
Classless Inter-Domain Routing. See CIDR
cleaning printers, 167. See also maintenance
client-access license (CAL), 304
client-side DHCP, 88
client-side DNS, 88
clock rates, 13
bus speeds, 13
CPU speeds, 14
cloud printers, 62
CMOS (complementary metal-oxide semiconductor), 4-5
cold cathode fluorescent lamp. See CCFL
command lines
troubleshooting, 190
commands
ifconfig, 150
ipconfig, 148
Linux, 231
NET, 152
netdom, 153
nslookup, 153
privileges, 191
service, 278
sudo, 230
traceroute, 150
tracert, 150
Common Internet File System. See CIFS
communications cards, 25
communications connectors, 33
communications skills, 307-308
compatibility
components, motherboards, 10-11
errors, 278
complementary metal-oxide semiconductor. See CMOS
components
handling/storing, 303
power connectors, 17
computer-aided design. See CAD
computer-aided manufacturing. See CAM
Computer Management, 191
clock rates, 13
bus speeds, 13
CPU speeds, 14
connection interfaces, 29
laptops. See laptops
power supplies, installing, 35-37
configuration settings (Windows), 175-176
BIOS, 1
accessing, 3
booting, 3
device support, 1
POST, 4
HomeGroups, 210
multiple displays, 46
network printers, 60
networks, 218
cards, 220
connecting, 216
firewalls, 218
proxy servers, 218
data destruction/disposal methods, 268-269
video, 43
aspect ratios/resolution, 44
brightness/lumens, 45
refresh rates, 44
wireless
firewalls, 273
workgroups, 211
coaxial cables, 81
fiber-optic cables, 77
ISPs, 107
cable Internet, 109
dial-up, 107
DSL, 108
ISDNs, 108
mobile devices, 131-132, 249-251
network printers, 61
networks, 216
bridges, 116
cards, 220
devices, 115
modems, 117
patch panels, 118
PoE, 118
proxy servers, 218
repeaters/extenders, 118
routers, 115
VoIP, 119
WAPs, 116
proxy servers, 218
remote, troubleshooting, 157-159
twisted-pair (TP) cables, 80
wireless connections, 111
802.11 Wi-Fi, 111
cellular, 112
Internet over satellite, 112-113
line-of-sight wireless, 112
connection interfaces, 29
connectors, display devices, 50-52
content filtering, 272
Control Panel (Windows). See also tools
converters, media, 52
copying, 56. See also printers
cores, CPUs, 19
CPUs (central processing units)
installing, 22
motherboards
sockets, 11
speeds, 14
crimping tools, 145
customer service skills, 308
D
data loss prevention (DLP), 259
data synchronization, mobile devices, 252-253
DDR DIMM memory, 14
DDR2 DIMM memory, 15
DDR3 DIMM memory, 15
demilitarized zones. See DMZs
development, apps, 247
devices, 205
display, 41
OLED, 43
plasma, 42
projectors, 42
mobile. See mobile devices
networks, 115
bridges, 116
firewalls, 117
hubs, 115
modems, 117
patch panels, 118
PoE, 118
repeaters/extenders, 118
routers, 115
switches, 115
VoIP, 119
WAPs, 116
support (BIOS), 1
DHCP (Dynamic Host Configuration Protocol), 96, 242
client-side, 88
ports, 94
dial-up ISPs, connecting, 107
difficult customers, dealing with, 308. See also customer service skills
digital rights management (DRM), 304
digital subscriber line. See DSL
digitizers, 125
disable execute bits, 21
ports, 275
SSIDs, 271
WPS, 272
disassembly processes, 162-163
Diskpart, 139
display devices, 41
brightness, 41
features, 126
laptops, 125
multiple, 46
OLED, 43
plasma, 42
privacy filters, 46
projectors, 42
video
aspect ratios/resolution, 44
brightness/lumens, 45
configuring, 43
refresh rates, 44
Display utility, 201
DLP (data loss prevention), 259
DMZs (demilitarized zones), 104
DNS (Domain Name System), 96
client-side, 88
ports, 94
servers, 242
documentation
motherboards, 10
MSDS, 303
Domain Name System. See DNS
double-sided RAM, 15
drivers
printers, 57
testing, 58
drives
mapping, 214
troubleshooting, 159
DRM (digital rights management), 304
DSL (digital subscriber line), connecting, 108
dual-channel RAM, 15
dual rail power supplies, 36
dual voltage options, 37
DVI connectors, 49
dynamic disks, 198
Dynamic Host Configuration Protocol. See DHCP
E
Easy Transfer program, 177
ECC (error checking and correction), 136
ECC (error correction code), 15
EEPROM (electrically erasable programmable read-only memory), 5
electricity, safety procedures, 299-301
electronic paper (e-paper), 130
electrostatic discharge. See ESD
elevated privileges, 265
email, mobile devices, 249-251
emergency notification features, 248
end user license agreements (EULAs), 304
environmental procedures, 303
equipment, grounding, 301
e-readers, 130
error checking and correction. See ECC
error correction code (ECC), 15
codes, HTTP, 94
compatibility, 278
Linux, booting, 286
system log, 277
eSATA ports, 50
ESD (electrostatic discharge), 122, 135, 162, 301
EULAs (end user license agreements), 304
Event Viewer, 277
exams
exam day preparation, 313
materials needed for exam, 313
score reports, 313
post-exam information
certification options, 315-316
reviewing certificates, 315
what to do if you fail, 316-317
expansion cards, installing, 24-25
expansion options, laptops, 121-122
expansion slots, 16
extended partitions, 182
extenders, 118
external customers, communications skills, 308
F
factory recovery, 285
failure to boot, 279
fans
assembling, 21
power connectors, 17
fiber-optic cable, 77
fiber to the x, connecting, 110-111
field replaceable units. See FRUs
file corruption, 279
file server roles, 241
Linux, 185
Mac, 186
troubleshooting, 282
File Transfer Protocol. See FTP
accessing, 264
filtering
content, 272
MAC addresses, 272
privacy, 46
findings, documenting, 310
fires, electrical fire safety, 301
firewalls, 117
configuring, 218
security, 259
Windows Firewall, 203
wireless, configuring, 273
firmware
mobile devices, 252
updating, 275
flash drives, 26
folders. See also files
accessing, 264
options applet, 201
form factors, motherboards, 9-10
formatting hard drives, 184-185. See also configuring
forwarding, ports, 103
fox and hound, 145
frame rates, 44
front/top panel connectors, 17
FRUs (field replaceable units), 155
FTP (File Transfer Protocol) ports, 93
functionality, verifying, 310
G
gaming PCs, 38
gateway addresses, IPv4, 87
geotracking, 248
Global Positioning System. See GPS
GOUs (graphics processing units), 21
government regulations, compliance, 303
GPS (Global Positioning System), 130, 157, 293
GPT (GUID partition table), 182
GPUs (graphics processing units), 21
GRand Unified Bootloader (GRUB), 280
graphic workstations, 37
graphical user interfaces. See GUIs
graphics processing units. See GPUs
grounding equipment, 301
GRUB (GRand Unified Bootloader), 280
guest account, 263
GUIs (graphical user interfaces), 227, 248
GUID partition table (GPT), 182
guidelines, IPv4 addresses, 86-87
gyroscopes, 247
H
hard drives, troubleshooting, 139, 159
hard resets, 294
hardware
BIOS, 1
accessing, 3
booting, 3
device support, 1
POST, 4
CPUs, troubleshooting, 137
displays, troubleshooting, 140
hard drives, troubleshooting, 139
laptops
displays, 125
features, 126
motherboards, troubleshooting, 135-136
power, troubleshooting, 138
projectors, troubleshooting, 140
RAID, troubleshooting, 139-140
requirements (Windows), 177
video, troubleshooting, 140
VMs, 237
HDMI (High-Definition Multimedia Interface), 122
heat sinks, 21
help, command-line, 190
hidden shares, 212
High-Definition Multimedia Interface. See HDMI
home server PCs, 38
home theater PCs, 38
hostnames, resolving, 97
hot items, 302
hotspots, 249
HTTP (Hypertext Transfer Protocol)
error codes, 94
ports, 94
HTTPS (HTTP Secure), 95
hubs, 115
hyperthreading, 19
hypervisors, 236
I
IaaS (Infrastructure as a Service), 238
ID badges, 258
identification, mobile devices, 252
IDS (intrusion detection system), 242
IEEE 1394, 51
ifconfig, 150
IMAP ports, 94
impact printers, 65-66, 75, 168
implementing
SOHO, wireless security, 271-275
solutions, 310
improper shutdown, 280
Infrared (IR) technology, 35
In-Plane Switching. See IPS
input/output devices, configuring, 52-54
installing
expansion cards, 24
adding ports, 25
communications cards, 25
media cards, 24
CPUs, 22
RAM, 23
printers, 55
cloud, 62
connecting, 58
drivers, 57
multifunction for SOHO, 56
remote, 62
selecting, 55
testing, 58
troubleshooting, 166
wireless, 62
SOHO routers
wireless standards, 101
storage devices, 25
hotswappable drives, 27
magnetic hard disk drives, 25
RAID, 27
SSDs, 26
tape drives, 27
comparing 64-bit/32-bit operating systems, 174
configuration settings, 175-176
file paths/structures, 174-175
hardware requirements, 177
installation options, 176
upgrade installations, 177
Windows 7 installations, 179-180
Windows 8/8.1 features, 173-174
Windows 8/8.1 installations, 180-181
Windows Vista installations, 178
Institute of Electrical and Electronics Engineers (IEEE), 30
Integrated Services Digital Networks. See ISDNs
interfaces
connection, 29
GUIs. See GUIs
internal customers, communications skills, 308
Internet appliances, 242
Internet Options, 200
Internet over satellite wireless connections, 112-113
Internet Protocol. See IP
Internet service providers. See ISPs
intrusion detection system. See IDS
intrusion prevention system. See IPS
addresses, configuring, 217
client-side DHCP, 88
client-side DNS, 88
ipconfig, 148
IPS (In-Plane Switching), 125
IPS (intrusion prevention system), 242
IPv4 (Internet version 4), 83-84
gateway addresses, 87
guidelines for addresses, 86-87
private addresses, 85
special addresses, 85
IPv6 (Internet version 6), 89
traffic, 89
Unicast addresses, 90
IR (Infrared) technology, 35
ISDNs (Integrated Services Digital Networks), 108
ISPs (Internet service providers)
connecting, 107
cable Internet, 109
dial-up, 107
DSL, 108
ISDNs, 108
J
jewelry, 302
joining workgroups, 211
K
kernel panic, 280
key fobs, 258
keyboards, troubleshooting, 159
Keychain, 229
L
LANs (local area networks), 113
land grid array (LGA), 11
applications, troubleshooting, 162
disassembly processes, troubleshooting, 162-163
features, 126
hard drives, 159
hardware
troubleshooting, 161
keyboards/touchpads, troubleshooting, 159
networks, troubleshooting, 157-159
power, troubleshooting, 160-161
troubleshooting, 155
laser printers, 67-70, 75, 166
LCDs (liquid crystal displays), 41-42, 125. See also display devices
LDAP (Lightweight Directory Access Protocol), 97
LED backlighting, 42
LGA (land grid array), 11
lifting, 302
Lightning connectors, 131
LILO (Linux Loader), 280
line-of-sight wireless connections, 112
Linux
booting, troubleshooting, 280, 286
commands, 231
file systems, 185
service command, 278
Terminal, 230
troubleshooting booting errors, 286
Linux Loader (LILO), 280
liquid-based cooling solutions, 22
liquid crystal displays. See LCDs
listening skills, 308
Local Security Policy tool, 193-194
Local Users and Groups tool, 193
logical drives, 182
loopback plugs, 146
lumens, configuring, 45
M
file systems, 186
Terminal, 230
updating, 233
MAC (media access control) addresses, 272
Magic Mouse, 228
magnetic hard disk drives, 25
Mail servers, 242
malware, troubleshooting, 288-289
MAN (municipal area network), 114
man-in-the-middle attacks, 256
manual troubleshooting, 285
mapping
drives, 214
printers, 215
master boot records. See MBRs
Material Data Safety Sheet (MSDS), 303
MBRs (master boot records), 182, 280
Measured Services, 238
media cards, 24
media converters, 52
memory
laptops, 122
RAM
installing, 23
troubleshooting, 161
metal-oxide varistors. See MOVs
Microsoft OneDrive, 296
migration, 177
MiniPCI, 16
Mission Control (OS X), 228
mobile broadband, 112. See also wireless connections
accessories, 133
applications, troubleshooting, 162
disassembly processes, troubleshooting, 162-163
displays, troubleshooting, 156-157
hard drives, troubleshooting, 159
hardware, troubleshooting, 161
keyboards/touchpads, troubleshooting, 159
networks, troubleshooting, 157-159
operating systems, 245
updating, 252
power, troubleshooting, 160-161
smartphones, 129
specialty, 130
tablets, 129
troubleshooting, 155
mobile OSs (operating systems)
mobile payment services, 248
modems, 117
motherboards, 9
clock rates, 13
bus speeds, 13
CPU speeds, 14
documentation, 10
expansion slots, 16
RAM, 23
power connectors, 17
selecting, 10
MOVs (metal-oxide varistors), 300
msconfig (System Configuration Tool), 194-195, 225, 283
MSDS (Material Data Safety Sheet), 303
multifunction printers, installing, 56
multimeters, 146
multimode fiber cables, 77
multiple displays, configuring, 46. See also display devices
municipal area network. See MAN
N
NAT (Network Address Translation), 103
Nbtstat, 152
Near Field Communication. See NFC
NET command, 152
NetBIOS, ports, 95
NetBT, ports, 95
netdom command, 153
Network Address Translation. See NAT
Network and Sharing Center, 206
cables
fiber, 77
cards, connecting, 220
client computers, 38
common symptoms, troubleshooting, 143-144
devices, 115
bridges, 116
firewalls, 117
hubs, 115
modems, 117
patch panels, 118
PoE, 118
repeaters/extenders, 118
routers, 115
switches, 115
VoIP, 119
WAPs, 116
firewalls, connecting, 218
HomeGroups, configuring, 210
Internet appliances, 242
printers
connecting, 61
proxy servers, connecting, 218
remote assistance, connecting, 217-218
share resources, configuring, 212-215
wireless, configuring, 274-275
workgroups, configuring, 211
New Technology File System. See NTFS
NFC (near field communication), 35, 249
non-Parity RAM, 15
nonresponsive touchscreens, 157. See also troubleshooting
non-WCC RAM, 15
nslookup command, 153
NTFS (New Technology File System) permissions, 264
O
OLED (organic light-emitting diode) displays, 43, 125. See also display devices
on-demand cloud computing, 238
operating systems. See also Windows
64-bit/32-bit, comparing, 174
BIOS, 1
accessing, 3
booting, 3
device support, 1
POST, 4
cannot be found error, 280
command-line repair tools, 286-287
malware, troubleshooting, 288-289
mobile devices, 245
updating, 252
security
optimizing printers, 74-76, 168
options. See also configuring
dual voltage, 37
installation (Windows), 176
organic light-emitting diode. See OLED
OS X, 227. See also Mac; operating systems
outcomes, documenting, 310
overclocking, 14
P
PaaS (Platform as a Service), 238
PAN (personal area network), 114
panels, patches, 118
parental controls, 272
parity RAM, 15
partitions
factory recovery partition, 285
hard drives, 139
passwords, 265
patch panels, 118
PCs (personal computers). See also computers; laptops
booting errors, 286
connection interfaces, 29
command-line repair tools, 286-287
power supplies, installing, 35-37
PCI (Peripheral Component Interconnect), 16
PCI-X, 16
PE (preinstallation environment), 285
performance, slow system, 278
Peripheral Component Interconnect (PCI), 16
peripheral devices, configuring, 52-54
permissions, 264
personal area network. See PAN
personal safety procedures, 302
personally identifiable information (PII), 304
PGAs (pin grid arrays), 11
phishing attacks, 256
physical access, security, 257-259
physical security, wireless, 275
PII (personally identifiable information), 304
pin grid arrays (PGAs), 11
plasma displays, 42
Platform as a Service (PaaS), 238
PoE (Power over Ethernet), 118
pooling printers, 61
POP3 (Post Office Protocol 3) ports, 94
ports, 93-95, 143. See also connecting
adding, 25
disabling, 275
eSATA/SAT, 50
forwarding, 103
PS/2, 51
triggering, 103
USB, 50
POST (power on self-test), 4, 136
connectors, motherboards, 17
strips, 300
user accounts, 263
Power over Ethernet. See PoE
Power Saver option, 203
preinstallation environment (Windows PE), 285
prevention methods (attacks), 257-261
printers, 205
cloud, 62
drivers, 57
installing, 55
mapping, 215
multifunction for SOHO, installing, 56
networks
connecting, 61
optimizing, 168
pooling, 61
remote, 62
selecting, 55
sharing, 215
testing, 58
types of, 65
wireless, 62
printing
Apple, 62
servers, 241
spooling, 58
privacy filters, 46
private addresses, IPv4, 85
probable causes, establishing, 309
problems. See also errors; troubleshooting
identifying, 309
resolving, 310
environmental, 303
safety, 299
component handling and storage, 303
personal, 302
professionalism
communications skills, 307-308
troubleshooting skills, 309
determining causes-310
documenting findings, 310
establishing probable causes, 309
identifying problems, 309
resolving problems, 310
verifying functionality, 310
Program Compatibility Troubleshooter, 278
projectors
displays, 42
troubleshooting, 140
protocols, 96
AFP, 98
CIFS, 98
DNS, 96
IP. See IP
gateway addresses, 87
guidelines for addresses, 86-87
private addresses, 85
special addresses, 85
LDAP, 97
SMB, 98
SNMP, 98
SSH, 98
TKIP, 274
proxy servers, configuring, 218, 242
PS/2 ports, 51
punchdown tools, 145
Q
QoS (quality of service), 104
R
radio frequency. See RF
radio power levels, 275
RAID (redundant array of independent [or inexpensive] disks), 27, 139-140
RAM (random access memory), 292
booting, troubleshooting, 279
installing, 23
laptops, 122
slots, 14
ransomware, 255
Rapid Elasticity, 238
RDP (Remote Desktop Protocol), ports, 95
records, resource, 97
Recovery Console, 283
redundant array of independent (or inexpensive) disks. See RAID
refresh rates, 44
Region tool, 186
regulations, compliance, 303
remote assistance, configuring, 217-218
remote connections, troubleshooting, 157-159
remote printers, 62
removing malware, 289
Repair Disk option, 285
repeaters, 118
replacing laptop hardware, 122-125
reports, score, 313
resolving hostnames, 97
Resource Pooling, 238
resource records, 97
reviewing certificates, 315
RF (radio frequency) communication, 34
RFID badges, 258
RJ-11 connectors, 33
RJ-45 connectors, 33
rooting (iOS), 247
rootkits, 255
routers, 115
S
SaaS (Software as a Service), 238
Safe Mode, 285
safety procedures, 299
component handling and storage, 303
personal, 302
sags, 300
SATA (Serial AT Attachment), 25, 31, 50
scanning, 56. See also printers
score reports, 313
SDKs (software development kits), 247
security
data destruction/disposal methods, 268-269
mobile devices, 267-268, 293-296
operating systems
physical wireless, 275
threats/vulnerabilities, 255-261
VMs, 237
selecting
motherboards, 10
printers, 55
Serial AT Attachment. See SATA
servers
print, 59
proxy, configuring, 218
service command, 278
Service Set Identifier. See SSID
services
failure to start, troubleshooting, 278
networks
Internet appliances, 242
share permissions, 264
share resources, configuring, 212-215
sharing printers, 215
shoulder surfing, 256
simple volumes, 183
single-channel RAM, 15
single-mode fiber cables, 77
single-sided RAM, 15
single sign-on (SSO), 265
sizes
of power supplies, 36
skills
customer service, 308
listening, 308
troubleshooting, 309
determining causes, 310
documenting findings, 310
establishing probable causes, 309
identifying problems, 309
resolving problems, 310
verifying functionality, 310
slots
expansion, 16
slow system performance, 278
SLP (service location protocol), ports, 95
small office/home office. See SOHO
small outline dual in-line memory modules (SODIMMs), 122
smart cards, 258
smartphones, 129
SMB (Server Message Block), 95, 98
SMTP (Simple Mail Transfer Protocol), 94
SNMP (Simple Network Management Protocol), 98
social engineering, 256
CPUs, 11
SODIMMs (small outline dual in-line memory modules), 122
Software as a Service (SaaS), 238
software development kits. See SDKs
SOHO (small office/home office), 271
multifunction printers, installing, 56
routers
wireless standards, 101
solid state drives. See SSDs
solutions, implementing, 310
troubleshooting, 162
utility, 205
spear phishing, 256
special addresses, IPv4, 85
specialty mobile devices, 130
spikes, 300
spontaneous shutdown/restarts, 280
spoolers, troubleshooting printers, 165
spyware, 255
SSDs (solid state drives), 26
SSID (Service Set Identifier), 271
SSO (single sign-on), 265
standard use account, 263
standards
twisted-pair (TP), 80
wireless, 101
storage devices
hotswappable drives, 27
installing, 25
magnetic hard disk drives, 25
RAID, 27
SSDs, 26
tape drives, 27
strippers, 145
sudo command, 230
surges, 300
switch ports (RJ-45), 271
switches, 115
System Configuration Tool (msconfig), 225
system log errors, 277
system repair disc, 285
system utilities (Windows), 199-200. See also tools
System window, 202
T
tablets, 129
tailgating, 256
tape drives, 27
TCP (Transmission Control Protocol) versus UDP, 98-100
TCP/IP (Transmission Control Protocol/Internet Protocol), configuring, 216-217
Telecommunications Industry Association/Electronic Industries Alliance (TIA/EIA), 80
Telnet, ports, 93
Temporal Key Integrity Protocol. See TKIP
testing, troubleshooting theories, 310
tethering, 249
thermal paste, 22
Thunderbolt, 31
Time Machine, 229
TKIP (Temporal Key Integrity Protocol), 274
tokens, 258
toner probes, 145
Device Manager, 281
Event Viewer, 277
printers, 165
Program Compatibility Troubleshooter, 278
Recovery Console, 283
Region, 186
System Configuration Tool (msconfig), 225, 283
Terminal, 230
Windows, 189
accessing command lines, 189-190
basic/dynamic disks, 198
command privileges, 191
Computer Management, 191
Device Manager, 192
Local Security Policy, 193-194
Local Users and Groups, 193
troubleshooting command lines, 190
top-level domains, 97
touchpads, troubleshooting, 159
TPM (Trusted Platform Module), 266
traceroute, 150
tracert, 150
traffic, IPv6, 89
triggering, ports, 103
triple-channel RAM, 15
Trojan horses, 255
Bluetooth, 157
command lines, 190
displays, 140
file systems, 282
GPS, 157
hard drives, 139
hardware, 281
laptops, 155
applications, 162
disassembly processes, 162-163
hard drives, 159
hardware, 161
keyboards/touchpads, 159
Linux booting errors, 286
manual, 285
mobile devices, 155
applications, 162
disassembly processes, 162-163
hard drives, 159
hardware, 161
keyboards/touchpads, 159
networks
command-line repair tools, 286-287
power, 138
projectors, 140
skills, 309
determining causes, 310
documenting findings, 310
establishing probable causes, 309
identifying problems, 309
resolving problems, 310
verifying functionality, 310
sounds, 162
video, 140
troubleshooting utility, 205
Trusted Platform Module. See TPM
types
of accounts, 264
of cables
fiber, 77
of chipsets, 13
of cloud models, 238
of hypervisors, 237
of ISPs
cable Internet, 109
dial-up, 107
DSL, 108
ISDNs, 108
of mobile devices, 130-131, 247-248
accessories, 133
of permissions, 264
of printers, 65
of resource records, 97
RAID, 27
U
UDP (User Datagram Protocol), TCP versus, 98-100
UEFI (Unified Extensible Firmware Interface), 1, 5-8
unbuffered RAM, 15
Unicast addresses (IPv6), 90
Unified Extensible Firmware Interface. See UEFI
unified threat management. See UTM
Uninterruptible Power Supply. See UPS
Universal Plug and Play. See UPnP
universal serial bus. See USB
updating
firmware, 275
Mac, 233
mobile devices, 252
upgrading
installations (Windows), 177
UPnP (Universal Plug and Play), 104
UPS (Uninterruptible Power Supply), 300
USB (universal serial bus) connectors, 29, 50
User Account applet, 201
user manuals, motherboards, 10
utilities. See tools
UTM (unified threat management), 242
V
verifying functionality, 310
video
aspect ratios/resolution, 44
brightness/lumens, 45
configuring, 43
refresh rates-44
troubleshooting, 140
virtual assistants, 248
virtual machine managers. See VMMs
virtual machines. See VMs
virtual printers, 72
virtual private networks. See VPNs
viruses, 255
VMs (virtual machines), requirements, 235-237
VMMs (virtual machine managers), 20, 236
VoIP (Voice over Internet Protocol), 119
voltage options, 37
volumes, 182
VPNs (virtual private networks), 250, 260, 295
vulnerabilities (security), 255-261
W
WANs (wide area networks), 113
WAPs (wireless access points), 116
wattage, 36. See also power supplies
wearable mobile devices, 130-131
Web server roles, 241
calling, 248
Wi-Fi Protected Setup. See WPS
configuration settings, 175-176
hardware requirements, 177
installation options, 176
upgrade installations, 177
Windows 7 installations, 179-180
Windows 8/8.1 installations, 180-181
Windows Vista installations, 178
Windows Vista/Windows 7 features, 171-173
network printers, configuring, 60
Recovery Environment, 285
tools, 189
accessing command lines, 189-190
basic/dynamic disks, 198
command privileges, 191
Computer Management, 191
Device Manager, 192
Local Security Policy, 193-194
Local Users and Groups, 193
troubleshooting command lines, 190
Windows 7
Windows 8/8.1
advanced startup procedures, 284
Windows Boot Manager (bootmgr), 280
Windows Firewall, 203
Windows mobile device operating system, 247-248
Windows preinstallation environment (Windows PE), 285
Windows Recovery Environment. See WinRE
Windows Vista
installing, 178
WinRE (Windows Recovery Environment), 284
wired mobile devices, 131
wireless access points. See WAPs
wireless connections, 33-35, 111
802.11 Wi-Fi, 111
cellular, 112
Internet over satellite, 112-113
line-of-sight wireless, 112
Wireless LANs. See WLANs
wireless mobile devices, 132
wireless printers, 62
wireless security, SOHO, 271-275
wireless standards, 101
WLANs (Wireless LANs), 111, 114
workstations, security, 266-267
worms, 255
WPS (Wi-Fi Protected Setup), 272
Z
zero-day attacks, 256
ZIF (zero insertion force), 11
zombies, 257