4.9  Security................................................................................................................ 45 
4.9.1  Firewall....................................................................................................................45 
4.9.2  IP Address Filtering ................................................................................................46 
4.9.3  Domain Filtering......................................................................................................48 
4.9.4  MAC Filtering ..........................................................................................................49 
4.9.5  Remote Management .............................................................................................51 
4.9.6  Advanced Security..................................................................................................51 
4.10  Static Routing ...................................................................................................... 53 
4.11  Dynamic DNS ...................................................................................................... 54 
4.11.1  Dyndns.org DDNS ..................................................................................................54 
4.11.2  Oray.net DDNS.......................................................................................................55 
4.11.3  Comexe.cn DDNS ..................................................................................................55 
4.12  Port QoS .............................................................................................................. 56 
4.13  System Tools ....................................................................................................... 58 
4.13.1  Time........................................................................................................................58 
4.13.2  Firmware.................................................................................................................59 
4.13.3  Factory Defaults......................................................................................................60 
4.13.4  Backup and Restore ...............................................................................................61 
4.13.5  Reboot ....................................................................................................................61 
4.13.6  Password ................................................................................................................62 
4.13.7  Log..........................................................................................................................62 
4.13.8  Statistics .................................................................................................................63 
Appendix A: FAQ ................................................................................................... 65 
Appendix B: Configuring the PC .......................................................................... 69 
Appendix C: Specifications................................................................................... 73 
Appendix D: Glossary............................................................................................ 74