Index

D

dashboard 53, 55, 209

Data Encryption Standard, see DES Data Terminal Ready, see DTR date 785

daylight savings 786

DDNS 381

backup mail exchanger 386 configuration overview 107 mail exchanger 386 prerequisites 107 service providers 381 status 236 troubleshooting 876

DDoS attacks 574

Dead Peer Detection, see DPD decompression of files (in anti-virus) 554 default

firewall behavior 424 interfaces and zones 98 LAN IP address 33 login settings 891 port mapping 33

default SNAT 103, 343 default trunk 343 default WAN trunk 102

Default_L2TP_VPN_Connection 518 Default_L2TP_VPN_GW 518 Denial of Service (DoS) attacks 574 Denial of Service (Dos) attacks 448 DES 471

device access troubleshooting 869

device HA 667 active-passive mode 667, 670 cluster ID 670, 882 configuration overview 113 copying configuration 668 device role 673

HA status 670 legacy mode 667, 677 link monitoring 677 management access 668 management IP address 668 modes 667

monitored interfaces 671, 675 password 675 prerequisites 113

role 679 synchronization 668, 687 synchronization password 675, 679 synchronization port number 674, 679 troubleshooting 881, 883

tutorial 164 virtual router 670

virtual router and management IP addresses

671 VRID 679

device High Availability see device HA 667 device introduction 33

DHCP 333, 784

and DNS servers 334 and domain name 784 and interfaces 333 client list 219

pool 334

static DHCP 334 DHCP table 219 diagnostics 116, 859

dial backup 278

dial backup port and dial-in management 827 DIAL BACKUP port 327

See also auxiliary interface. dial-in management

answer rings 828

AT command strings 827 Dial string 827

DTR 827

initial string 829 mute 828

port speed 829 response strings 828

dial-in server 828

Differentiated Services Code Point (DSCP) 581 Diffie-Hellman key group 471

DiffServ 359

Digital Signature Algorithm public-key algorithm, see DSA

direct routes 351 direct-connected subnets 101 directory 723

directory service 723

 

1061

ZyWALL USG 2000 User’s Guide