ZyXEL Communications USG40 User Manual page 733

N
NAT
245, 263
ALG, see ALG
and address objects
and address objects (HOST)
and ALG
274, 276
and interfaces
266
and policy routes
235, 242
and security policy
322
and to-ZyWALL security policy
and VoIP pass through
and VPN
369
loopback
267
port forwarding, see NAT
port translation, see NAT
traversal
370
NAT Port Mapping Protocol
NAT Traversal
282
NAT-PMP
282
NBNS
170, 208, 219, 225, 379
NetBIOS
Broadcast over IPSec
Name Server, see NBNS.
NetBIOS Name Server, see NBNS
NetMeeting
280
see also H.323
Netscape Navigator
24
network access mode
full tunnel
375
Network Address Translation, see NAT
network list, see SSL
380
Network Time Protocol (NTP)
network-based intrusions
Nimda
466
no IP options
456
No-IP
257
NSSA
249
O
objects
376
AAA server
567
addresses and address groups
authentication method
242
266
267
276
282
348
22
611
465, 466
552
576
ZyWALL/USG Series User's Guide
Index
certificates
579
schedules
562
services and service groups
SSL application
users, user groups
offset (patterns)
One-Time Password (OTP)
Online Certificate Status Protocol (OCSP)
vs CRL
594
Open Shortest Path First, see OSPF
OSI (Open System Interconnection)
OSI level-4
423
OSI level-7
423
OSPF
248
and Ethernet interfaces
and RIP
249
and static routes
and to-ZyWALL security policy
area 0
249
areas, see OSPF areas
authentication method
autonomous system (AS)
backbone
249
configuration steps
direction
157
link cost
157
priority
158
redistribute
249
redistribute type (cost)
routers, see OSPF routers
virtual links
250
vs RIP
246, 248
OSPF areas
248
and Ethernet interfaces
backbone
248
Not So Stubby Area (NSSA)
stub areas
248
types of
248
OSPF routers
249
area border (ABR)
autonomous system boundary (ASBR)
backbone (BR)
backup designated (BDR)
designated (DR)
internal (IR)
link state advertisements
priority
250
types of
249
733
557
597
518, 602
462
568
443, 444
157
249
248
157
248
251
252
157
249
249
250
250
250
249
594
249