ZyXEL Communications USG FLEX H Series - Page 454

USG FLEX H Series User’s Guide
454
DDoS attacks 308
default
security policy behavior 191
Denial of Service (DoS) attacks 308
DES 160
device access
troubleshooting 424
DHCP 101
and DNS servers 102
and interfaces 101
pool 102
static DHCP 102
diagnostics 411
Diffie-Hellman key group 161
DiffServ 139
direct routes 140
directory service
file structure 343
disclaimer 443
distance limitation
cable types 43
Distinguished Name (DN) 343
Distributed Denial of Service (DDoS) attacks 308
DN 343
DNS 361
address records 366
domain name forwarders 369
domain name to IP address 366
IP address to domain name 366
Mail eXchange (MX) records 368
pointer (PTR) records 366
DNS Filter 272, 278
Priority 278
types of queries 278
DNS servers 362, 369
and interfaces 102
Domain Name System, see DNS
DoS 274
DoS (Denial of Service) attacks 308
DSCP 140, 143
Dynamic Host Configuration Protocol, see DHCP.
DynDNS 362
DynDNS see also DDNS 362
Dynu 362
E
e-Donkey 308
e-mail
daily statistics report 400
e-Mule 308
Encapsulating Security Payload, see ESP
encapsulation
and active protocol 164
transport mode 164
tunnel mode 164
VPN 164
encryption
IPSec 176, 178, 182
RSA 386
encryption algorithms 160
3DES 160
AES 160
and active protocol 160
DES 160
ESP 164, 177
and transport mode 165
Ethernet interfaces 99
and routing protocols 105
Exploits 274
F
false negatives 201
false positives 201, 204, 205
FCC interference statement 447
file extensions
configuration files 403
shell scripts 403
file manager 403
Firefox 21
firmware
and restart 407
current version 59, 409
getting updated 407
uploading 408
firmware package
troubleshooting 430
firmware upload
troubleshooting 432