ZyXEL Communications 320W User Manual

P320W Support Notes

All contents copyright (c) 2005 ZyXEL Communications Corporation.

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My Prestige can not get an IP address from the ISP to connect to the Internet, what can I do?......... 55

What is BOOTP/DHCP ...................................................................................................................... 57

What is DDNS .................................................................................................................................... 57

When do I need DDNS service? ......................................................................................................... 58

What DDNS servers does the Prestige support?................................................................................. 58

What is DDNS wildcard?.................................................................................................................... 58

Does the Prestige support DDNS wildcard?....................................................................................... 58

Why can't I use video conferencing with MSN 4.6? .......................................................................... 58

Should I create any firewall rule by myself to allow incoming traffic when NAT is used? ............... 58

FAQ ........................................................................................................................................ 59

What is a network firewall? ................................................................................................................ 59

What makes P320W secure?............................................................................................................... 59

What are the basic types of firewalls? ................................................................................................ 59

What kind of firewall is the P320W?.................................................................................................. 60

Why do you need a firewall when your router has packet filtering and NAT built-in?...................... 60

What is Denials of Service (DoS) attack?........................................................................................... 60

What is Ping of Death attack?............................................................................................................. 61

What is Teardrop attack?..................................................................................................................... 61

What is SYN Flood attack?................................................................................................................. 61

What is LAND attack?........................................................................................................................ 61

What is Brute-force attack? ................................................................................................................ 61

What is IP Spoofing attack?................................................................................................................ 62

FAQ........................................................................................................................................ 62

What is a Wireless LAN?.................................................................................................................... 62

What are the advantages of Wireless LANs?...................................................................................... 62

What are the disadvantages of Wireless LANs? ................................................................................. 63

Where can you find wireless 802.11 networks? ................................................................................. 63

What is an Access Point? .................................................................................................................... 63

What is IEEE 802.11? ......................................................................................................................... 64

What is 802.11b?................................................................................................................................. 64

How fast is 802.11b?........................................................................................................................... 64

What is 802.11a?................................................................................................................................. 64

What is 802.11g?................................................................................................................................. 64

Is it possible to use products from a variety of vendors?.................................................................... 65

What is Wi-Fi? .................................................................................................................................... 65

What types of devices use the 2.4GHz Band? .................................................................................... 65

Does the 802.11 interfere with Bluetooth devices? ............................................................................ 65