Table of Contents


Index

Symbols

100 Megabit Ethernet, 123
10Base-2, 124
10Base-5, 124

A

A/C error, 135
ABEND, 194, 203
Abort delimiter, 135
Active Directory, 22
active monitor, 133
address, 8
BIA, 10
determination, 393-394
MAC, 10
OUI, 10
TCP/IP, 15
unavailable, 22
NetWare, 397-399
Address Resolution Protocol (ARP), 267, 343, 350
administration, 254-255
policy file, 254-255
ZAK, 255
AIM (AOL Instant Messenger), 334
analyzer, 341-346
Token Ring, 136-137
AOL Instant Messenger, 334
AOL NetMail, 334
AppleTalk, 24
application
deployment tools, 256
disk dependence, 378
efficiency test, 377
installation, 255-256
Internet, 330-337
multi-location, 294
network analyzing, 354
port, determining, 339
problems, 263
proxy, 233
server limits, 378
slowness, 374-380
socket failure, 301
testing, 63
troubleshooting, 277-306, 354
ARP (Address Resolution Protocol), 267, 343, 350
AUI, 124

B

backup problems, 289
bandwidth, 374
Banyan DOS/Windows client, 158
baselining, 381-386
Kaspia, 382
LANalyzer, 385
NetScout, 382
network analyzer, 385
SNMP, 382
UNIX, 383-384
Basic Input/Output System. See BIOS
beacon, 139
BIA (Burned-In Address), 10
binary search method, 50-51, 58
BIOS (Basic Input/Output System), 100
BNC (Coaxial) connection, 124
boot errors, 47
boot vanilla, 56
bps (bits per second), 122
Bps (Bytes per second), 122
bridge, 8, 24, 218
broadcast, 145, 166
storms, 145
address, 267
bugs
new product, 45-46
burned-in address, 10
burst error, 135
bus, local network as, 13
bus topology, 14

C

cable plant, 126
cable scanner, 342
CableExpress, 128
cabling, 103-109, 390
AUI, 124
certification, 126
continuity check, 106
Ethernet, 106, 124-128
hub to hub, 126
inductive tone generator/tracer, 390
NIC-to-hub, 126
obsolete types, 124
STP, 105
Thicknet, 124
Thinnet, 124
Token-Ring network, 137-138
tracing, 390
troubleshooting, 106-109, 390
UTP, 103-107
Carrier Sense Multiple Access Carrier Detect. See CSMA/CD
choke point, 311
circuit-level proxy, 234
client/server, 170, 279. See also server
service numbers, 295-297
troubleshooting, 295-300
clients, 157-158
cloning disks, 252-254
collision, 120-122
from runt packet, 122
component interaction problems, 84
concentrator, 8
Config Reader, 62
configuration
file, changing, 42
proxy server, 236
routers, 210
standardizing, 245
UNIX, 171
verification, 16
Windows 95/98, 157
Windows NT, 157
Connections, troubleshooting, 297
connectors
BNC (Coaxial), 124
DB-15, 124
RJ-45, 125
copy user setup, 70
CRC errors, 129
CSMA/CD (Carrier Sense Multiple Access Carrier Detect), 120
cut through switch, 220

D

daemons, 172-176
data file placement, 246
data link control, 17
data link-level broadcasts, 220
DB-15, 124
Delta Method, 41-47
Deployment, limited, 45
detail/description documentation, 36-37
device and cable labeling, 29, 33, 36
DHCP (Dynamic Host Configuration Protocol), 16, 152-153
lease length, 152
lease limit, 266
nodes, 152
dialout, DNS failure, 324
DIMMs (dual inline memory modules), 102-103
directory services, 9, 23
disk duplication, 252-254
software, 258
disk space, 291
UNIX, 292
divide and conquer method, 49-61
Ethernet hub, 54
hubs, 53-54
physical segment, 53-55
DLC (Data Link Control), 17
DMZ (demilitarized zone), 310
DNS (Domain Name Service), 9, 21-22, 237-239
dialout, 324
failure, 324
Internet, 312-319
intranet, 312-319
naming daemon, 175
NS-Batch, 394
name resolution, 21
NetWare, 201
nslookup, 312-316
outside connections, 317-319
ping, 238
problems, 178
proxy DNS, 238
SOA, 314
timing, 316
troubleshooting, 312
Web Server, 155
Windows 95/98, 155
Windows NT, 155
zones, 22, 314
documentation, 27-37
completeness, 37
detail/description, 29, 36-37
device and cable labeling, 29, 33-36
log book, 36
logical/functional map, 28-29
need for, 27
of problem fix, 79
physical map, 28-29, 33-35, 53
product introduction, 46
software for, 33
Token Ring, 31
vendor, 36
Domain Name Service. See DNS
domain names, InterNIC, 318
domain security model, 148
DOS, 144
utilities failure, 85
downstream, 134
Drive duplication method, 65
dual inline memory modules (DIMMs), 105
dumb terminal mode, 211, 224
duplication software, 258
Dynamic Host Configuration Protocol. See DHCP

E

email, troubleshooting, 323-324
error handling, Token-Ring network, 133, 135
isolating soft errors, 135-136
error messages
insert disk, 87
NTVDM, 87
Ethernet, 55, 119-130
100 Megabit, 123
3-4-5 rule, 128
cabling, 106, 124-129
cascading, 121, 127-128
CAT-III, 125
CAT-V, 125
concentrator limits, 128
configuring, 124
CSMA/CD, 120
frame size, 122
full-duplex, 123
gig, 123
half-duplex, 124
highly populated segment, 123
hubs, 54
MAC address, 122
packet structure, 122
party line network, 120
plug type, 106
repeater limits, 128
RJ-45 connectors, 125
segmenting, need for, 121
subsegment limits, 128
switched network, 120
UTP, 125
v. Token-Ring network, 132, 140
expansion cards, PC, 100
extranet, 306

F

fat finger factor, 42-43, 46
fatal exception, causes, 102
fault-tolerance, 52
file and print server, 280-297
application, 280-297
disk space, 291
NetWare, 280
printing, 281-287
services, 278
file server
application, 280
NetWare, 280
services, 278
troubleshooting, 280
files
denied access, 287-292
errors, 301
locks, 289
log files, 294
properties, 288
read-only, 287
security, 289
troubleshooting, 287-296
filters, 347
firewall, 227-241. See also proxy server
active FTP, 231
adding ports, 338
DNS, 237-239, 312
Internet, 330-337
login, 237
NAT, 231
packet filtering, 228
packet spoofing, 230
packet-filtering router, 230-231
PC Anywhere, 239
pinging, 238
proxy server, 232-236
SMLI, 230-232
TCP/IP, 229
test for, 330-332
troubleshooting, 312
UDP, 229
fragmentation, 139
frame, 8, 18
copied errors, 137
type, 159
FTP service number, 296
full duplex, 222
functional map, 2-3, 52

G-H

games, Internet, 338
gateway, 8
gateway address, 213
gig Ethernet, 123
hard drive problems, 110-111
hardware analyzer, 342
heterogeneous network, 69
High-Speed Token-Ring, 131
homogenous network, 69
host name, TCP/IP, 15
host number, 16
HOSTS table, 156
HSTR (High-Speed Token-Ring), 131
HTTP (HyperText Transfer Protocol), 19
proxy, 234
socket, 19
troubleshooting, 300
hub, 8, 12
isolating bad port, 55
MAU, 133
network glue, 55
port determination, 391
smart, 55
Token-Ring, 134
troubleshooting, 53
v. switch, 14
HyperText Transfer Protocol. See HTTP

I-J

ICQ, 335-336
IMAP (Internet Mail Application Protocol), 323
incremental rollouts, 45
inductive tone generator/tracer, 390
information hiding, 66
interaction problems, 84
interface cards, 101
cleaning, 102
intermittent problem reproduction, 95
Internal error, 135
Internet, 305-326
AIM, 334
AOL NetMail, 334
applications, 78
browsers, 236
choke point, 311
connection identification, 307-310
dialup connection, 309
DMZ, 310
DNS, 312-319
DNS name, 319
firewall, 310, 330-337
games, 338
ICQ, 335-336
InterNIC, 318
IP address, 319
outside connections, 317-319
oversubscription, 379
ping, 311-312
proxy server, 330-337
RealPlayer, 336-337
responsibility, 320
router, 326
routing problems, 319-320
server overload, 321
slowness, 379-380
troubleshooting, 78, 307-326
v. intranet, 24
whois utility, 320
Internet Explorer, proxy settings, 236
Internet Service Provider. See ISP
InterNIC, 318
interpacket time, 352
intranet, 305-326
address unavailable, 22
dialout, 324-325
DNS, 312-319
email, 323-324
IMAP, 323
multi-server problems, 322
NetWare, 194
POP, 323
server overload, 321
SMTP, 323
troubleshooting, 307-326
v. Internet, 24
IntraNetWare, 158, 194
IP address
conflict error, 267
determination, 393-394, 401
DNS name, 319
look up, 266
ping, 266
ipconfig command, 162
IPSentry, 367
IPX/SPX, 18
and Windows networks, 159
display servers, 272
NetWare, 199-200
NLSP, 217
packet burst mode, 376
ping, 271
RIP, 216
track on command, 273
troubleshooting, 271
with Windows networks, 145
IRQ numbers, 100
isolating soft errors, 135-136
ISP (Internet Service Provider), 44
router address, 312

K-L

Kaspia Network Audit Technology, 366
labeling network components, 35
LANalyzer, 346, 385
filters, 347-352
LANDecoder, 347
latency, 375
layer types, 208
Layer 3 switches, 24
limited deployment, 45
limited production, 45
Line error, 135
Linux, 171
route table, 400
system resource problems, 111-114
technical support sites, 95
locks, 289
clearing, 302
log for troubleshooting, 67, 70
log file, 294
logical/functional map, 28-29
login scripts
group level, 249
NetWare 3.x, 250
standardizing, 249
system wide, 249
UNIX, 250
user level, 249
Windows NT, 249
loopback address
ping failure, 273
TCP/IP, 266
loopback plug, 106
Loopback technique, 106

M

MAC (Media Access Control) address, 10-12, 18, 23-24, 135-136
Ethernet, 122
identification, 355
listing, 268
network analyzer, 345
overriding, 12
problems, 350
switches and, 219
Token-Ring, 136
Macintosh, 24
managed information base (MIB), 364
manual standardization, 247
mask, network, 16
MAU (multiple access unit), 133-134
clicking, 141
media access control. See MAC
memory, PC, 103
metafile, 282
metric, 213
MIB (managed information base), 364
RMON, 365-366
microchips
seating, 100
static sensitivity, 101
MicroHouse, 92
Microsoft. See also Windows
Service Pack 3, 87
TechNet, 90
Microsoft file and print, 144
miniswitch, 128
multihomed server, 217
proxy server, 228
multimeter, for testing cable, 106
multiple access unit. See MAU
MX record, 324

N

name resolution, 21-23
DNS, 21
local file list, 21
TCP/IP, 21
Windows 95/98, 22
Windows NT, 153
WINS, 22
name services, UNIX, 179
Name-to-address translation, 21
NAT, 231
NAUN (nearest address upstream neighbor), 134-135
NDS (Novell Directory Service), 23, 186-188, 192
nearest address upstream neighbor, 134-135
NetBEUI (NetBIOS Extended User Interface), 17, 145
NetBIOS (Network Basic Input/Output System), 17, 145
Extended User Interface. See NetBEUI
name services, 146
SMB, 148
troubleshooting, 347
NetGear, 128
Netoscope, 367
Netscape, proxy server, 236
NetScout, 366
netstat command, 295, 304, 330, 339
NetTerm, 256
NetView, 366
NetWare, 185-205
3.x, 188
3.x login scripts, 250
ABEND, 194-195, 203
bindery, 188
CONFIG.NLM tool, 191
Config Reader, 62, 191
connection limits, 195-198
console prompt absent, 203
disk space, 196
display servers, 272
DNS, 201
DSREPAIR, 193
file and print services, 280
file locks, 290
file problems, 196
INETCFG, 199
internal IPX network number, 200
intranet services, 194
IPX/SPX, 199-200
loadable modules, 62, 189-190
locked files, 196
MAC address table, 202
Monitor, 195-198
NDS, 186-188, 192-193
network numbers, 200
network statistics, 384
NIS, 201
NLMs, 62, 189-190
NLSP, 200, 217
Novell Monitor, 195-198
NWADMN32 tool, 188
patches, 189-190
ping, 202, 271
protocol binding, 199
protocol configuration, 200
RCONSOLE, 189
RIP, 200
route tracking, 399
servers, 62
server services, 200
SERVER.EXE, 188
servers as routers, 200
service numbers, 296-303
spool file location, 285
system resource problems, 111-113, 115
TCP/IP, 200, 202
TCPCON, 201
troubleshooting, 62, 192-197, 271, 355-357
UNICON, 201
upgrade, 376
Z.E.N., 255
NetWare Link Services Protocol (NLSP), 200, 217
network
number, 16-17
saturation point, 58
network address translation, 231
network analyzer, 341-359
address identification, 355
application problems, 354-356
baselining, 385-387
capturing, 343-346
expert mode, 346
filters, 347-352
Network Monitor, 342
PC hardware requirements, 344
port mirroring, 357
remote monitoring agent, 358
Shomiti Surveyor, 352
sources, 342
statistics, 353
Token-Ring network, 346, 355-357
Windows NT, 342
Network Basic Input/ Output System. See NetBIOS
network card. See NIC
Network Control Panel, 157
network disconnects, 47
network discovery software, 395-396
Network File System (NFS), 175
network glue hub, 55
network interface card. See NIC
network management software, 361-369
HP OpenView, 366
IPSentry, 367
Kaspia Network Audit Technology, 366
MIB, 364
Netoscope, 367
NetScout, 366
NetView, 366
polling, 366-367
RMON, 365-366
Sitter, 367
SNMP, 363-364
Technically Elite MeterWare, 366
WhatsUp, 367
network mask, 16
network problem, first thing to determine, 60
network utilization, 386
newsgroups, 88
next hop, 213
NFS (Network File System), 175
NIC (Network Interface Card), 8-13, 23
binding protocols to, 159
cabling, 126
diagnostics, 106
IRQs, 100
MAC of, 10
NIS, 201
NLM (NetWare loadable modules), 62, 189
patches, 189-190
NLSP (NetWare Link Services Protocol), 200, 217
node address, 18
node number, 16
note-taking, SOAP method, 74-79
Novell. See also NetWare
Knowledge Base, 190
Web Forum, 89
Novell Client32
conflict with Windows NT, 87
DOS Utilities failure, 87
Novell Directory Service, 23, 186-188, 192
Novell Monitor, 195-198
nslookup, 312-316, 331
Windows 95/98, 313
NT domains, 22
NTVDM error message, 87

O

Open Shortest Path First (OSFP), 217
OpenView, 366
organizational unique identifier, 10
OSPF (Open Shortest Path First), 217
OUI (Organizational Unique Identifier), 10
override, MAC, 12

P

packet burst mode, 376
packet filtering, 228
packet sniffer, 342
packet spoofing, 230
packet switching, 19
packet-filtering firewall, test for, 330-332
packets, 8, 18-20
analyzing, 351-352
attributes, 351-352
Ethernet, 122
for mixed systems, 139
interpacket time, 352
runt, 122
SYN, 355
token, 133
Token-Ring, 138
tracing, 218
PCAnywhere, 239, 265
PCs (Personal Computers), 109
drive duplication method, 65
HOSTS table, 156
power supply check, 66
troubleshooting, 100-102
PDC (primary domain controller), 147-148
Personal Computers. See PCs
physical map, 28-29, 33-35, 55
physical network, 31
hubs, isolating, 53
server down, 53
troubleshooting, 51-55, 128
physical segment, 31
checking of, 59
PID (process ID), 174
pilot-testing, 45
ping
Internet, 311
IP address, 266
IPX/SPX, 271
ISP, 312
local, 267
loopback address, 273
NetWare, 202, 271
network card, 181
router, 181
TCP/IP loopback, 266
UNIX, 180
PLPD error, 348
Plug and Play settings, 100
point-to-point network, 120
policy file, 254-255
polling, 366-367
POP (Post Office Protocol), 323
port mirroring, 357
power supply
ruling out, 66
print server, 271, 286
application, 280
NetWare, 280
services, 278
troubleshooting, 280
printer
labeling, 281
service number, 297
troubleshooting, 286
printing
DLL problems, 283
driver, 283
login check, 283
metafile, 282
NetWare, 348
pass-through, 299
spool file, 282, 284
spooler, 284
troubleshooting, 281-285, 299, 302, 348-354
UNIX, 283, 299, 349
problems, intermittent, 74
process ID, 174
product introduction, 45-46
profiles, 251-252
program, 9, 20
protocol, 8, 14-18, 20, 23
AppleTalk, 24
DLC, 17
HTTP, 19
IPX/SPX, 17-18
layer, 208
Layer 3 switches, 24
network analyzer, 345
SMPT, 19
TCP/IP, 15-17, 20
Web server, 19
proxy DNS, 238
proxy server, 228, 232-236
application proxy, 233
circuit-level proxy, 234
configuring, 236
DNS, 237-239
HTTP proxy, 234
Internet, 330-337
Internet Explorer, 236
LISTENING lines, 237
name determination, 331
nslookup command, 331
ping, 238
socket numbers, 237
Socks, 234, 237-239, 332-333
test for, 330-332

Q-R

qualitative problems, 58
quantitative problems, 58
queue, 302
RCONSOLE utility, 397
ReachOut, 265
RealPlayer, 336-337
remote control software, 265
remote monitoring (RMON), 358, 365-366
RemotelyPossible, 265
repeater, 128
resource measurement 381
reverse-engineering
automation software, 395-396
IPX/SPX, 397-399
NetWare/Novell servers, 397-399
TCP/IP network, 391-397
ring in, 134
ring out, 134
ring purge, 139
RIP (Routing Information Protocol), 200, 216
Risk/Benefit Ratio, 45-46
RMON (Remote Monitoring), 365-366
rollback plan, 43
rollout
incremental, 45
planning, 247
disk duplication, 252
route tracing, 218
route table, 392, 400
router, 8, 24, 207-226
backup configuration, 211
commands, 392
configuring, 210-211, 217
default route, 215
discovery, 212
dumb terminal mode, 211, 224
dynamic route, 215
Internet, 319-320, 326
labeling, 35
latency, 375
layer, 208
methodology, 211
NLSP, 217
packet-filtering, 228, 230-231
packets, 213-215
passwords, 391
pinging, 181
port malfunction, 59
protocols, 215-218
proxy server, 228
revision number check, 62
RIP, 216
route table, 392
routing loop, 271
swapping out, 217
table, 212-213
testing, 218
troubleshooting, 51-53, 218
v. switch, 208-209
Routing Information Protocol (RIP), 200, 216
routing loop, 271
routing table, 212-213
Ruling Out technique, 63

S

SAP (Service Advertisement Protocol), 216, 271
table overflow, 271
SarCheck, 384
sar command, 114
saturation point, 58
ScanDisk, 110-113
search engine
newsgroup specific, 88
security, 227. See also firewall
super-user, 289
security identification number, 149
server, 100
baselining, 383-384
CPU utilization, 378, 386
IP address, 393-394
multihomed, 217
name dump, 394
names, 393-394
NetWare, 202
paging activity, 381
proxy, 228, 232-233
resource limits, 378
troubleshooting, 51-53
UNIX, 170, 179-181
Web server, 173
Windows NT, 62
service, 9, 20
network analyzer, 345
Service Advertisement Protocol (SAP), 216, 271
service number, 297
services, directory, 9
Sesame Street method, 61-63
with routers and servers, 62
with user objects, 62-63
shielded twisted pair (STP), 105, 138
Shomiti Surveyor, 352
shotgun effect, 64-69
shotgunning method, 64-69
copying a good setup, 70
drive duplication, 65
home directory, 65
shut down problem, 57
SID (security identification number), 149
SIMMs (single inline memory modules), 102, 105
Simple Mail Transfer Protocol. See SMTP
Simple Network Management Protocol. See SNMP
single inline memory modules (SIMMs), 105
Sitter, 367
smart hubs, 55
SMB (server message block), 148
SMLI (Stateful Multi-Level Inspection), 230-232
SMS Remote Control, 265
SMTP (Simple Mail Transfer Protocol), 19, 323
service number, 296
Sniffer, 346
SNMP (Simple Network Management Protocol), 363, 369, 382
management packages, 366
MIB, 364
trap, 364
SOA (start of authority), 314
SOAP method, 73-79, 93, 264
socket, 9, 19-20
counting, 178
HTTP, 19
in UNIX, 176
number, 19, 237
number 25, 19
number 80, 19
troubleshooting, 297
Socks, 234, 237-239, 332-333
client software, 332
configuration, 333
Hummingbird client, 332
NEC client, 332
service number, 297
software analyzer, 342
source routing, 357
spanning tree protocol, 221
spool file, 282-284
spooler, print, 284
stack, 213
standardization
disk duplication, 252-254
hardware, 253
login scripts, 249
manual, 247
user network profiles, 248
user templates, 247-248
user-level login scripts, 247-249
Windows 95/98/NT, 251
standby monitor, 133
star topology, 14
startup menu, Windows, 57
Stateful Multi-Level Inspection (SMLI), 230, 232
store-and-forward switch, 220
STP (shielded twisted pair), 138
Support Source, 92
swap space, 108-109
switch, 8, 12, 24, 207-226
backup configuration, 211
configuring, 210
criteria for installing, 129
cut through, 220
dumb terminal mode, 211, 224
full duplex, 222
latency, 375
layer three, 223
methodology, 219
port mirroring, 357
spanning tree protocol, 221
store-and-forward, 220
Token-Ring network, 137
trunking, 222
two-port, 128
v. hub, 14
v. router, 208-209
wire speed, 14
switching technology, 14
SYN packet, 355
System Monitor, 111, 164-165
system resource problems, 107-111
hard disk space, 108
Linux, 112-114
NetWare, 111-113, 115
System Monitor, 109
System Resource Meter, 109
UNIX, 111-114
Windows 95/98, 108

T

TCP/IP (Transmission Control Protocol/Internet Protocol), 14-16
address assignment, 15
address identification, 355
ARP, 350
commands in Windows, 161-163
connections, 297
firewall, 229
loopback address, 266
name resolution, 21
netstat, 295
NetWare, 200-202
OSPF, 217
physical segment check, 59
ping IP address, 266
polling, 366-367
RIP, 216
route table, 400
router, 270
service numbers, 296-303
sliding windows, 377
SNMP, 363
stack check, 180
states, 296
troubleshooting, 24,265-270, 295-303, 307-325, 391-392
undocumented network, 391-392
UNIX, 171
v. NetBEUI, 145
Windows NT, 145, 151-157
WINS, 22
TechNet, 90
technical support
CD-ROM knowledge base, 90-92
databases, 84-87, 90-92
finding sites, 95
Microsoft Technet, 90
SOAP for, 93
Technically Elite MeterWare, 366
Telnet, 171, 179
connection test, 298
service number, 296
Thicknet, 124
Thinnet, 124
throughput, 374
token, 133
Token-Ring network, 54, 131-141
16Mb, 138-139
4Mb, 138
active monitor, 133
adding a workstation, 140
analyzer program, 136-137
beacon, 139
cabling, 137-138
CAT-V UTP, 138
costs, 131
documentation, 31
error handling, 133, 135
frame copied errors, 137
hub, 133-134
isolating soft errors, 135-136
LANalyzer, 346
LANDecoder, 347
MAU, 134
NAUN, 134, 346
network analyzer, 346, 355-357
plug type, 106
ring purge, 139
ring-in, 134
ring-out, 134
source routing, 355-357
standby monitor, 133
switch in, 137
token, 133
topology, 132
total ring length, 138
troubleshooting, 136, 139-140, 355-357
v. Ethernet, 123, 132, 136, 140
topology, 14
traceroute, 269-271
for Internet, 312
tracing commands, 218
Transmission Control Protocol/Internet Protocol. See TCP/IP
trap, SNMP, 364
troubleshooting
applications, 277-306, 354, 374-380
baselining, 381, 386
binary search method, 50-51
boot errors, 47
cabling, 106, 390
checking for changes, 42
checklist of data, 75
client/server, 295-300
complex problems, 70
configuration verification, 16
data link, 267
device labeling for, 34
dialout, 324
divide and conquer method, 49
DNS, 312
configuration, 268
name resolution, 21
documentation for, 28
file access, 287-292
file and print servers, 280
file problems, 287-296
functional map, using, 52
hubs, 53
intermittent problems, 74
Internet, 307-325
Internet application, 78
intranet, 307-325
IPX/SPX, 271, 397-399
log, 70
look at highest level first, 64
loopback technique, 106
multivendor problem, 88
NDS, 192-193
netstat command, 295
NetWare, 194-197, 397-399
network analyzer, with, 341-359
network discovery software, 395-396
new product installation, 45-46
new product shutdown, 45
objects with multiple differences, 63
PCs, 100-102
physical network, 128
power supply check, 66-72
print spooler, 284
printer, 286
printing problems, 281-285, 348-351
proactive, 69
problem reproduction, 264
problem with a few users, 63
proxy server, 237-239
questions to ask, 264
restart devices, 43
restore from backup, 294
router, 51-53, 218, 270
Ruling Out technique, 63
Sesame Street method, 61-63
shotgunning method, 64-69
slowness, 373
SOAP method, 93-99
spooler, 284
standardizing components, 69
standardizing configuration, 245
swapping hardware, 102
system resource problems, 107
TCP/IP, 24, 265-270, 307-325, 391-392
tech support search, 84-89
test outside network, 44
time related problems, 95-99
Token-Ring network, 136, 139-140
traceroute command, 269-271
UNIX, 176-177, 179-181
using System Monitor, 164
Web server, 321-325
Windows NT server, 62
workstation error messages, 66
Workstation problems, 69
trust relationships, 150-151

U

UDP (User Datagram Protocol), 229
socket test, 302
uninterrupible power supply, 52
UNIX, 169-183
baselining, 383-386
SarCheck, 384
BSD, 175
client/server, 170
configuring, 171-173
console, 179
daemons, 172-176
diagnostics, 176-177
DNS naming daemon, 175
DNS problems, 178
file
locks, 290
permissions, 182
properties, 288
find command, 292
inetd, 174
IPX/SPX, 171
Linux, 171
login scripts, 250
loopback address, 180
manual pages command, 173
name services, 178-179
named configuration, 175
NetBEUI, 171
netstat command, 176
network card, 180
pinging, 181
NFS, 158, 175
nslookup, 179
PID (process ID), 174
pinging, 180
process status command, 173
process table, 173
protocols, 177
queues, 177
recv-q, 177
root user, 173
sar, 113, 383-384
security, 182
send-q, 177
servers, 170
service numbers, 296-303
services, list, 178
socket counting, 178
sockets, 176
spool file location, 285
startup scripts, 175
super user, 173
SVR4, 175
system resource monitoring, 111
system resource problems, 113-114
TCP/IP, 171
stack check, 180
Telnet, 171, 179
traceroute command, 181, 269-271
troubleshooting, 179-181
user templates, 248
v. Windows NT, 172
vmstat command, 113
Web server, 173
with NetWare, 201
unshielded twisted pair. See UTP
UPS, 52
upstream, 134
Usenet newsgroups, 88-89
User Datagram Protocol, 229, 302
user login
testing, 63
user network profiles, 248
user objects, 62-63
user reports
subjective nature of, 80
user templates, 247-248
user-level login scripts, 247, 249
UTP (unshielded twisted pair), 104-108, 125-126
CAT-III, 125
CAT-V, 125
pairing wires, 126
UTP, 125

V

vendor
documentation, 36
ISP, 44
relations, 43, 44
rollback plan, 43
telephone company, 44
virus protection software, 94

W

Web applets, 75
Web server
Microsoft DNS, 155
overload, 321
reliability problems, 321-322
troubleshooting, 321-325
UNIX, 173
WhatsUp, 367
whois utility, 320
Windows 3.1, 144
Windows 95. See also Windows 95/98, Windows 95/98/NT
IPX/SPX, 159
NetBIOS, 17
NetBUI, 17
physical segment check, 59
startup menu, 57
Windows 95/98, 143-161. See also Windows 95/98/NT
browse master, 147
browse system, 146-147
configuration, 157-161
convert to server, 146
DNS, 155
Error 38, 146
HOSTS table, 156
incompatibility, 46
Memory Manager, 109
name services, 146
NetBEUI, 145
NetBIOS, 145-146
network addresses, 156
Network Control Panel, 157
System Monitor, 108-109
System Resource Meter, 108-109
winipcfg command, 162
Windows 95/98/NT, 143-161
applications, 255-256
binding, 158, 161
client, 157-158
disk duplication, 253
drivers, 157
file properties, 288
informational commands, 163
net command, 163
profiles, 251
redirection, 157
rollout, 253
spool file location, 285
System Monitor, 164-165
TCP/IP commands, 161-163
traceroute, 269-271
troubleshooting, 164-166
workgroups, 147
Windows Internet Naming Service. See WINS
Windows NT, 143-167. See also Windows 95/98/NT
3.51, 144
Active Directory, 149
autodetection problems, 159
broadcast, 166
browse master, 147
configuration, 157-161
DHCP, 152-153
disk duplication, 257
DNS, 155
domain controller, 149
domain security model, 148
domain SID, 149
domains, 150-151
DOS Utilities failure, 87
Error 38, 146
file locks, 290
find tool, 292
installation, 149
ipconfig command, 162
logon scripts, 249
name services, 146
NetBEUI, 145
NetBIOS, 145-146
Network Control Panel, 157
p-nodes, 154
PDC, 147-148
policy editor, 255
protocol binding, 161
registry setting duplication, 258
roaming user problems, 150
secure workstation, 149-150
security, 150
Server Manager, 290
servers, 62
service numbers, 296-303
SID, 149, 257
support site, third party, 90
system resources, 109
TCP/IP, 145, 151-157
address, 152
trust relationships, 150-151
v. UNIX, 172
WINS, 154
workstations, 149-150
ZAK, 255
Windows NT 3.51, 144
Windows NT servers, 62
winipcfg command, 162
WINS (Windows Internet Naming Services), 9, 22-23, 154
wire speed switch, 14
workgroups, invisible, 17
workstation
comparisons, 70
drive duplication method, 65
home directory remake, 65
power supply check, 66
ruling out, 63
same problem, different stations, 71

X-Z

Z.E.N. (Zero Effort Networking) Works, 255, 265
ZAK (Zero Administration Kit), 255
Zero Effort Networking, 255


Table of Contents