ZyXEL Communications USG310 - Page 1076

Index
ZyWALL USG Series User’s Guide
1076
and application patrol 448
and interfaces 452
and policy routes 448, 449
and security policy 448
packet flow 448
troubleshooting 1032
HTTPS 923
and certificates 923
authenticating clients 923
avoiding warning messages 934
example 933
vs HTTP 923
with Internet Explorer 933
with Netscape Navigator 933
hub-and-spoke VPN, see VPN concentrator
HyperText Transfer Protocol over Secure Socket Layer,
see HTTPS
I
ICMP 851
code 732
sequence number 732
type 732
identification (IP) 731
identifying
legitimate e-mail 751
spam 751
IDP 714
action 589, 720, 721, 773
alerts 719, 721, 772
applying custom signatures 735
base profiles 716
custom signature example 733
custom signatures 726
false negatives 717
false positives 717
inline profile 718
log options 586, 590, 719, 720, 721, 772, 773
monitor profile 718
packet inspection profiles 718
packet inspection signatures 718
query view 719, 721
reject sender 589, 720, 721, 773
reject-both 589, 720, 721, 773
reject-receiver 589, 720, 721, 773
service group 723
severity 720
signature ID 721, 773
signatures 714
signatures and synchronization (Device HA) 790
Snort signatures 737
statistics 250
troubleshooting 1027, 1031
troubleshooting signatures update 1027
updating signatures 270
verifying custom signatures 735
IEEE 802.1q VLAN
IEEE 802.1q. See VLAN.
IEEE 802.1x 812
IHL (IP Header Length) 727
IKE SA
aggressive mode 631, 635
and certificates 637
and RADIUS 636
and to-ZyWALL security policy 1033
authentication algorithms 632, 633
content 634
Dead Peer Detection (DPD) 625
Diffie-Hellman key group 633
encryption algorithms 632
extended authentication 636
ID type 634
IP address, remote IPSec router 632
IP address, Zyxel device 632
local identity 634
main mode 631, 635
NAT traversal 636
negotiation mode 631
password 636
peer identity 634
pre-shared key 634
proposal 632
see also VPN
user name 636
IM (Instant Messenger) 722
IMAP 752
iMesh 722
inbound LB algorithm
least connection 486
least load 486
weighted round robin 486
inbound load balancing 484
time to live 487
incoming bandwidth 344, 353