P-320W_1.0.pdf
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P320W
Prestige 320W
802.11g Wireless Firewall Router
Support Notes
Version v1.0
September 2005
P320W Support Notes
APPLICATION NOTES ............................................................................................................................ 5
G
ENERAL
A
PPLICATION
N
OTES
.................................................................................................................. 5
Internet Connection............................................................................................................................... 5
Configure an Internal Server Behind SUA ........................................................................................... 9
Using the Dynamic DNS (DDNS) .......................................................................................................11
Network Management Using SNMP .................................................................................................. 12
Using Prestige traffic redirect ............................................................................................................. 18
Using Universal Plug n Play (UPnP) .................................................................................................. 19
WLAN
A
PPLICATION
N
OTES
................................................................................................................... 24
Infrastructure Mode ............................................................................................................................ 24
Wireless MAC Address Filtering ........................................................................................................ 29
WEP Configuration............................................................................................................................. 31
IEEE 802.1x ........................................................................................................................................ 37
Site Survey .......................................................................................................................................... 46
FAQ ............................................................................................................................................................ 50
P
RODUCT
FAQ ......................................................................................................................................... 50
What is the P320W 802.11g Wireless Firewall Router?..................................................................... 50
Will the P320W work with my Internet connection?.......................................................................... 51
What do I need to use the Prestige? .................................................................................................... 51
What is PPPoE? .................................................................................................................................. 51
Does the Prestige support PPPoE?...................................................................................................... 51
How do I know I am using PPPoE?.................................................................................................... 52
Why does my provider use PPPoE?.................................................................................................... 52
Which Internet Applications can I use with the Prestige? .................................................................. 52
How can I configure the Prestige? ...................................................................................................... 52
What network interface does the Prestige support? ............................................................................ 52
What can we do with Prestige? ........................................................................................................... 52
Does Prestige support dynamic IP addressing? .................................................................................. 52
What is the difference between the internal IP and the real IP from my ISP?.................................... 53
How does e-mail work through the Prestige? ..................................................................................... 53
What is the main difference between WinGate and the Prestige? ...................................................... 53
Is it possible to access a server running behind SUA from the outside Internet? If possible, how? .. 54
What DHCP capability does the Prestige support?............................................................................. 54
What network interface does the new Prestige series support? .......................................................... 54
How can I upload data to outside Internet over the one-way cable? .................................................. 54
How fast can the data go? ................................................................................................................... 54
2
All contents copyright (c) 2005 ZyXEL Communications Corporation.
P320W Support Notes
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
F
IREWALL
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
W
IRELESS
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
3
All contents copyright (c) 2005 ZyXEL Communications Corporation.
P320W Support Notes
Can radio signals pass through walls? ................................................................................................ 65
What are potential factors that may causes interference among WLAN products? ........................... 66
What's the difference between a WLAN and a WWAN? ................................................................... 66
What is Ad Hoc mode? ....................................................................................................................... 66
What is Infrastructure mode?.............................................................................................................. 66
How many Access Points are required in a given area? ..................................................................... 66
What is Direct-Sequence Spread Spectrum Technology – (DSSS)? .................................................. 67
What is Frequency-hopping Spread Spectrum Technology – (FHSS)?.............................................. 67
Do I need the same kind of antenna on both sides of a link?.............................................................. 67
Why the 2.4 Ghz Frequency range?.................................................................................................... 67
What is Server Set ID (SSID)? ........................................................................................................... 67
What is an ESSID?.............................................................................................................................. 68
How do I secure the data across an Access Point's radio link?........................................................... 68
What is WEP? ..................................................................................................................................... 68
What is the difference between 40-bit and 64-bit WEP?.................................................................... 68
What is a WEP key?............................................................................................................................ 68
Will 128-bit WEP communicate with 64-bit WEP? ........................................................................... 68
Can the SSID be encrypted? ............................................................................................................... 69
By turning off the broadcast of SSID, can someone still sniff the SSID? .......................................... 69
What are Insertion Attacks? ................................................................................................................ 69
What is Wireless Sniffer?.................................................................................................................... 69
What is the difference between Open System and Shared Key of Authentication Type? .................. 69
What is 802.1x? .................................................................................................................................. 70
What is the difference between force-authorized, force-unauthorized and auto?............................... 70
What is AAA? ..................................................................................................................................... 70
What is RADIUS?............................................................................................................................... 70
TROUBLE SHOOTING .......................................................................................................................... 71
Why none of the LEDs turn on when connect the Prestige’s power?................................................. 71
Why cannot access the Prestige from my computer? ......................................................................... 71
Why cannot access the Internet?......................................................................................................... 71
Unable to run applications .................................................................................................................. 73
4
All contents copyright (c) 2005 ZyXEL Communications Corporation.
P320W Support Notes
Application Notes
General Application Notes
Internet Connection
A typical Internet access application of the Prestige is shown below. For a small office, there are some
components needs to be checked before accessing the Internet.
•
Before you begin
•
Setting up the Windows
•
Setting up the Prestige router
•
Troubleshooting
•
Before you begin
The Prestige is shipped with the following factory default:
1. IP address = 192.168.1.1, subnet mask = 255.255.255.0 (24 bits)
2. DHCP server enabled with IP pool starting from 192.168.1.33
•
Setting up the PC (Windows OS)
1. Ethernet connection
All PCs must have an Ethernet adapter card installed.
5
All contents copyright (c) 2005 ZyXEL Communications Corporation.
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