ZyXEL Communications P-2612HNU-Fx Support Notes page 3

P2612HNU Fx Support Notes
Is it possible to access a server running behind SUA from the outside
Internet? If possible, how? ..........................................................................77
What DHCP capability does the device support? ........................................77
How do I used the reset button, more over what field of parameter will be
reset by reset button? ..................................................................................77
What network interface does the new device series support? ...................78
How does the device support TFTP?............................................................78
Can the device support TFTP over WAN? ....................................................78
What is NAT?................................................................................................78
When do I need NAT?...................................................................................79
What IP/Port mapping does NAT support?..................................................79
What is the difference between SUA and Multi-NAT?.................................81
What is BOOTP/DHCP?.................................................................................81
What is DDNS? .............................................................................................81
When do I need DDNS service? ...................................................................82
Wireless FAQ................................................................................................82
What is a Wireless LAN? ..............................................................................82
What are the advantages of Wireless LANs?...............................................83
What are the disadvantages of Wireless LANs?..........................................83
Where can you find wireless 802.11 networks?..........................................84
What is an Access Point? .............................................................................84
What is IEEE 802.11?....................................................................................84
What is 802.11b? .........................................................................................84
How fast is 802.11b?....................................................................................85
What is 802.11a? .........................................................................................85
What is 802.11g?..........................................................................................85
What is 802.11n? .........................................................................................86
Is it possible to use products from a variety of vendors?............................86
What is Wi-Fi?..............................................................................................86
What types of devices use the 2.4GHz Band? .............................................86
Does the 802.11 interfere with Bluetooth devices?....................................87
Can radio signals pass through walls? .........................................................87
What are potential factors that may causes interference among WLAN
products? .....................................................................................................87
What's the difference between a WLAN and a WWAN?.............................88
What is Ad Hoc mode?.................................................................................88
What is Infrastructure mode?......................................................................88
How many Access Points are required in a given area?..............................89
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