ZyXEL Communications 200 Series User Manual page 893

N
NAT 285, 309
1 to 1 example 313
address mapping. See policy routes.
ALG. See ALG.
and address objects
and ALG 326
and policy routes 278, 282
and VPN 377
and VPN. See also VPN.
port forwarding. See virtual servers.
port translation. See virtual servers.
port triggering. See also policy routes.
port triggering. See also port triggering.
traversal 377
trigger port. See also policy routes.
NBNS 213, 239, 254, 261, 268, 389
NetBIOS Name Server. See NBNS.
NetMeeting. See H.323.
network access mode 61
full tunnel 61, 386
reverse proxy 61, 385
Network Address Translation. See NAT.
network list, see SSL 389
network policy. See VPN connections.
Network Time Protocol (NTP)
network-based intrusions
Nimda 509
Nmap 523
no IP options 500
No-IP see DDNS. 303
non-RFC characters 527
non-rfc-http-delimiter 527
O
object-based configuration
objects 109, 121, 386
AAA server 625
addresses and address groups
authentication method
certificates 639
schedules 619
services and service groups
SSL application 657
users, user groups 593
obsolete-options attack
offset (patterns) 505
Online Certificate Status Protocol (OCSP)
vs CRL 655
ZyWALL USG 100/200 Series User's Guide
282
668
509
109
607
635
613
528
655
Open Shortest Path First. See OSPF.
open software announcements
OPT 214, 336
zone 125
original setting (IDP) 492
OSI (Open System Interconnection)
OSPF 212, 289
and Ethernet interfaces 208
and RIP 291
and static routes 291
and to-ZyWALL firewall 289
area 0 290
areas. See OSPF areas.
authentication method 208
autonomous system (AS)
backbone 290
Configuration steps 292
direction 208
link cost 208
priority 208
redistribute 291
redistribute type (cost) 293
routers. See OSPF routers.
virtual links 291
vs RIP 287
OSPF areas 289, 290
and Ethernet interfaces 208
backbone 289
Not So Stubby Area (NSSA)
stub areas 290
types of 289
OSPF routers 290
area border (ABR) 291
autonomous system boundary (ASBR)
backbone (BR) 291
backup designated (BDR)
designated (DR) 291
internal (IR) 290
link state advertisements
priority 291
types of 290
outgoing bandwidth 210, 230, 252
oversize-chunk-encoding 528
oversize-len attack 528
oversize-offset attack 528
oversize-request-uri-directory
P
packet inspection signatures
packet scan 470, 821
packet statistics 180, 181
padding 500
Index
845
483, 487
289
290
291
291
528
487, 490
893