Index

content filtering 212 IDP 212

new IDP/AppPatrol signatures 212 see also IDP

SSL VPN 210

SSL VPN, see also SSL VPN status 214, 448, 467 upgrading 214

supported browsers 43 SWM 285

SYN flood 528 syntax conventions 6 syslog 727, 733

syslog servers, see also logs system log, see logs system name 159, 676 system reports, see reports system uptime 161 system-default.conf 744

T

target market 31 TCP 605

ACK number 504

ACK (acknowledgment) 527 attack packet 489, 524 connections 605

decoder 521, 529 decoy portscan 526 distributed portscan 526 flag bits 504

port numbers 606 portscan 525 portsweep 526 RST 526

SYN flood 527

SYN (synchronize) 527 window size 504

technical reference 155

Telnet 711

and address groups 713 and address objects 713 and zones 713

with SSH 710 terminology differences

with ZyNOS 91 three-way handshake 528

throughput rate troubleshooting 772

TightVNC 660 time 676

time servers (default) 679 time to live 498 timestamp 498

token 618

to-ZyWALL firewall 358 and NAT 327

and NAT traversal (VPN) 768 and OSPF 300

and remote management 359 and RIP 298

and service control 689 and VPN 768

global rules 358 see also firewall 358

trademarks 917

traffic anomaly 514, 518 traffic statistics 175

Transmission Control Protocol, see TCP transport encapsulation 383 Transport Layer Security (TLS) 714 trapdoor attacks 491

triangle routes 365

allowing through the firewall 367 vs virtual interfaces 365

Triple Data Encryption Standard, see 3DES trojan attacks 491

troubleshooting 749, 759 admin user 770 anti-virus 760, 763

anti-virus signatures update 760 application patrol 760, 766, 769 application patrol signatures update 760 bandwidth limit 763

bandwidth management 763 cellular 762

certificate 771 configuration file 772 connection resets 766 content filter 760 DDNS 765

device access 759

940

 

ZyWALL USG 50 User’s Guide