ZyXEL Communications 2WG - Manual (Page 260)

ZyWALL 2WG Support Notes
All contents copyright (c) 2006 ZyXEL Communications Corporation.
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configuration to the local computer. Then import them back to ZyXEL appliance.
G19. If I export My Certificates from ZyXEL appliance, save them locally, and then
import them back after resetting the configuration file, can I reuse the imported My
Certificates ?
No, you can't reuse them. Each certificate stored in My Certificates has corresponding private key.
When you erase the configuration, the corresponding private keys are also deleted. So you can't reuse
the certificates by importing them afterward.
H. Wireless FAQ
H01. What are the capability of wireless feature of ZyWALL?
In ZyWALL 2WG, it has an embedded wireless to support 802.1x EAP-MD5/TLS/TTLS/PEAP
authentication and WEP/WPA/WPA2 for security access control.
H02. What is the coverage range of Wireless in ZyWALL?
The coverage range typically is 50m~80m indoor, 150m~300m outdoor. The actual range may very depend
on environment, as to obstacles and walls, RF interference, in the environment.
H03. What is a Wireless LAN?
Wireless LANs provide all the functionality of wired LANs, without the need for physical connections
(wires). Data is modulated onto a radio frequency carrier and transmitted through the ether. Typical
bit-rates are 11Mbps and 54Mbps, although in practice data throughput is half of this. Wireless LANs
can be formed simply by equipping PC's with wireless NICs. If connectivity to a wired LAN is
required an Access Point (AP) is used as a bridging device. AP's are typically located close to the
centre of the wireless client population.
H04. What are the advantages of Wireless LANs?
a. Mobility:
Wireless LAN systems can provide LAN users with access to real-time information anywhere in their
organization. This mobility supports productivity and service opportunities not possible with wired
networks.