background image
699
NAT, 569
packet-filter routers, 560, 562
unnecessary features, 563-564
stateful filters, 567-568
DMZ, 568
fixed costs, 13
flat earth model, 18
flat networks, 58
workstations, 93
flow control, 335
forecasting network growth, 623
format, IPX addresses, 266
four-wire leased lines, 391
FRADs (Frame Relay Access Devices), 348
fragmentation, 406
Frame Relay.
See also
VoFR
BECNs/FECNs, configuring, 351-352
CIR, 352
measurement interval, 355
DDR, 364-365
DE, 352-353
devices, 366
DLCI, 348-349
oversubscription, 353
prioritization, 537
FRADs, 348
LMI, 356
local loops, 347
network topologies
full mesh, 362
hierarchical mesh, 363-364
star, 361
oversubscription, 355
RFC 1490, 357
Inverse ARP, 358
mapping, 357-358
split horizon, 358-359
subinterfaces, 359
service characteristics, 350
star topology, 346-347
versus X.25, 345
frames
LLC2, 452
session establishment, 454-455
SDLC, 459
FRF.12, 607
front door routers, 561
FST encapsulation, 489
full datamode, 458
full mesh, Frame Relay networks, 362
full-mesh topology, 20-21
Inverse ARP, 358
full-mesh networks, 300
full-mesh virtual circuits (ATM), 127
functions (ISDN), 394-395
functions of path control layer (SNA), 445
G
Gang of Four, 356
gatekeeper, Multimedia Conference Manager, 612-613
Gateway Discovery Protocol (GDP), 195
gateways
IPX/IP, 270
LU gateways, 450
PU gateways, 450
gathering information, 9
GDP (Gateway Discovery Protocol), 195
Get Nearest Server (GNS) queries, 269
GetZoneList (GZL) filter, 262
Gigabit Ethernet, 81
GNS (Get Nearest Server) queries, 269
goals of internetwork design, 8
GRE (generic routing encapsulation), 310
guaranteed service, 530
GZL (GetZoneList) filter, 262
H
H.225, 611
H.323, 610-611
E.164 addresses, technology prefixes, 613
gatekeepers, Multimedia Conference Manager,
612-613
half datamode, 458
handling delay, 618
hard seed method, cable range configuration, 263
hardware.
See
devices
hashing algorithms, 574
HDLC (High-Level Data Link Control), 403-404, 484
hierarchical mesh, Frame Relay networks, 363-364
hierarchical mes, Frame Relay networks
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