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Prestige 2602HWL-D3A Support Notes
All contents copyright (c) 2007 ZyXEL Communications Corporation.
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Can Prestige behave as a NAT router supporting IPSec passthrough and an IPSec gateway simultaneously? ................ 203
WIRELESS FAQ .......................................................................................................................................................................... 203
What is a Wireless LAN ? .................................................................................................................................................. 203
What are the advantages of Wireless LANs ? .................................................................................................................. 203
What are the disadvantages of Wireless LANs ? .............................................................................................................. 204
Where can you find wireless 802.11 networks ? .............................................................................................................. 204
What is an Access Point ? ................................................................................................................................................. 204
What is IEEE 802.11 ? ....................................................................................................................................................... 204
What is 802.11b ? ............................................................................................................................................................. 205
How fast is 802.11b ? ....................................................................................................................................................... 205
What is 802.11a ? ............................................................................................................................................................. 205
What is 802.11g ? ............................................................................................................................................................. 205
Is it possible to use products from a variety of vendors ? ................................................................................................. 205
What is Wi-Fi ? ................................................................................................................................................................. 206
What types of devices use the 2.4GHz Band ? .................................................................................................................. 206
Does the 802.11 interfere with Bluetooth devices ? ......................................................................................................... 206
Can radio signals pass through walls ? ............................................................................................................................. 206
What are potential factors that may causes interference among WLAN products ? ....................................................... 206
What's the difference between a WLAN and a WWAN ? ................................................................................................. 207
What is Ad Hoc mode ? .................................................................................................................................................... 207
What is Infrastructure mode ? .......................................................................................................................................... 207
How many Access Points are required in a given area ? ................................................................................................... 207
What is Direct-Sequence Spread Spectrum Technology – (DSSS) ? ................................................................................... 207
What is Frequency-hopping Spread Spectrum Technology – (FHSS) ? .............................................................................. 208
Do I need the same kind of antenna on both sides of a link ? .......................................................................................... 208
Why the 2.4 Ghz Frequency range ? ................................................................................................................................. 208
What is Server Set ID (SSID) ? ........................................................................................................................................... 208
What is an ESSID ? ............................................................................................................................................................ 208
How do I secure the data across an Access Point's radio link ? ........................................................................................ 209
What is WEP ? .................................................................................................................................................................. 209
What is the difference between 40-bit and 64-bit WEP ? ............................................................................................. 209
What is a WEP key ? ......................................................................................................................................................... 209
A WEP key is a user defined string of characters used to encrypt and decrypt data ? ..................................................... 209
Can the SSID be encrypted ? ............................................................................................................................................. 209
By turning off the broadcast of SSID, can someone still sniff the SSID ?........................................................................... 210
What are Insertion Attacks? ............................................................................................................................................. 210
What is Wireless Sniffer? .................................................................................................................................................. 210