3Com corebuilder 3500 Implementation Manual page 582

582 I
NDEX
nodes
AppleTalk 454
FDDI 94
types 95
nonconforming excess packets
definition 480
nonextended network numbers 454
nonflow classifiers
defining 488
definition of 479
range of numbers 484
setting priorities 488
nonoverlapped VLANs
port-based 178, 181
protocol-based 186, 189, 192
nonseed routers, AppleTalk 455
not opcode 231
NotCopiedThreshold
defined 106
Notepad 217
Novell
in packet filter 238
null VLAN 199
number of VLANs 163, 167
numbering
physical port 62, 66, 68, 70
port overview 59, 60
numbers
QoS classifier 484
QoS control 490
NV data
and packet filters 214
contents saved 53
nvData Operations 45, 46
nvData save operation 53
O
OID
example 560
MIB tree 561
online technical services 567
opcode
and packet filter language 224
and writing packet filters 225
descriptions 228
operand 226
and opcodes 227
sizes supported 226
optical bypass switch
on intermediate systems 109
or opcode 231
OSI Reference Model 34, 261
and FDDI 90
AppleTalk routing and 448
OSPF
and imported RIP routes 404
OSPF (Open Shortest Path First)
addresses
addressing scheme 369
ranges 372, 376
adjacencies 366
area border routers 376, 378, 387, 389
areas 358, 361, 363
area IDs 381, 385
backbone 373, 377, 385
guidelines for configuring 376
parameters 372
authentication 361
autonomous systems 363
boundary routers 362, 387
benefits of 360
cost 381
dead interval 369, 384, 385, 386
default route metrics 358, 372, 379
default router 379
delay 382
designated routers 388
external link state advertisements 389
external routes 390
Hello interval 369, 385
hop count 360
importing non-OSPF routing information 362
interfaces 359, 375, 384
guidelines for configuring 385
parameters 369
parts of 380
state 366
statistics 384
key guidelines for implementing 369
link data 388
link state
acknowledge packets 365
advertisements (LSAs) 363, 364, 366, 367,
372, 387
databases 359, 383, 387
protocol 358
request packets 365
update packets 365
link state databases
viewing 391
link state sequence 387
location in OSI Reference Model 261
memory partition 359, 397
metric 388