Index

RST 480

SYN (synchronize) 481 SYN flood 481

technical reference 163

Telnet 666

and address groups 668 and address objects 668 and zones 668

with SSH 665

Temporal Key Integrity Protocol (TKIP) 812

terminology differences with ZyNOS 91

three-way handshake 482

throughput rate troubleshooting 737

TightVNC 616 time 631

time servers (default) 634 token 574

to-ZyWALL firewall 375 and NAT 343

and NAT traversal (VPN) 733 and OSPF 316

and remote management 375 and RIP 314

and service control 644 and VPN 733

global rules 375 see also firewall 374

trademarks 935

traffic anomaly 468, 472 traffic statistics 183

Transmission Control Protocol, see TCP transport encapsulation 399 Transport Layer Security (TLS) 669

triangle routes 381

allowing through the firewall 383 vs virtual interfaces 381

Triple Data Encryption Standard, see 3DES

troubleshooting 705, 712, 727 admin user 735 bandwidth limit 730 cellular 729, 730 certificate 736 configuration file 737 connection resets 732 content filter 728

DDNS 731

device access 727 ext-user 735 firewall 728 firmware upload 737 HTTP redirect 732 interface 729 Internet access 728, 734 IPSec VPN 732

LEDs 727 logo 736 logs 737 management access 736 packet capture 738 packet flow 91 performance 731 policy route 728

port triggering 731

PPP729

RADIUS server 735 routing 731 schedules 735 security settings 728 shell scripts 737 SNAT 731

SSL 734 SSL VPN 734 throughput rate 737 VLAN 730

VPN 734

WLAN 730 truncated-address-header attack 485 truncated-header attack 485, 486 truncated-options attack 485 truncated-timestamp-header attack 486

trunks 218, 289 and ALG 357

and policy routes 290, 305 configuration overview 96 member interface mode 294 member interfaces 294 prerequisites 96

see also load balancing 289 tutorial 113

where used 96

Trusted Certificates, see also certificates 603 TTCP-detected attack 485

tunnel encapsulation 399

956

 

ZyWALL USG 20/20W User’s Guide