ZyXEL Communications P-870HN-51b Support Notes page 4

P-870HN-51b Support Notes
How fast can the data go? .......................................................................... 106
What is Multi-NAT? .................................................................................. 106
When do I need Multi-NAT? ..................................................................... 107
What IP/Port mapping does Multi-NAT support? ..................................... 107
What is the difference between SUA and Multi-NAT? ............................. 108
What is BOOTP/DHCP?............................................................................ 109
What is DDNS?.......................................................................................... 109
When do I need DDNS service? ................................................................ 109
Wireless FAQ ..................................................................................................... 110
What is a Wireless LAN? .......................................................................... 110
What are the advantages of Wireless LANs? ............................................ 110
What are the disadvantages of Wireless LANs? ........................................ 111
Where can you find wireless 802.11 networks? ........................................ 111
What is an Access Point? ........................................................................... 111
What is IEEE 802.11? ................................................................................ 111
What is 802.11b? ....................................................................................... 111
How fast is 802.11b?.................................................................................. 112
What is 802.11a? ........................................................................................ 112
What is 802.11g? ....................................................................................... 112
Is it possible to use products from a variety of vendors? ........................... 113
What is Wi-Fi? ........................................................................................... 113
What types of devices use the 2.4GHz Band? ........................................... 113
Does the 802.11 interfere with Bluetooth devices? ................................... 113
Can radio signals pass through walls? ....................................................... 114
What are potential factors that may causes interference among WLAN
products? .................................................................................................... 114
What's the difference between a WLAN and a WWAN? .......................... 114
What is Ad Hoc mode? .............................................................................. 114
What is Infrastructure mode? ..................................................................... 115
How many Access Points are required in a given area? ............................ 115
What is Direct-Sequence Spread Spectrum Technology - (DSSS)? ......... 115
What is Frequency-hopping Spread Spectrum Technology - (FHSS)? .... 115
Do I need the same kind of antenna on both sides of a link?..................... 115
Why the 2.4 Ghz Frequency range? ........................................................... 116
What is Server Set ID (SSID)? .................................................................. 116
What is an ESSID?..................................................................................... 116
How do I secure the data across an Access Point's radio link? .................. 116
What is WEP? ............................................................................................ 116
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