ZyXEL Communications G-220F 6.3 Problem with the Link Status, 6.4 Problems Communicating With Other Computers

ZyXEL G-220F User’s Guide

6.3 Problem with the Link Status

Table 21 Troubleshooting Link Quality

PROBLEM	CORRECTIVE ACTION
The link quality	Search and connect to another AP with a better link quality using the Site Survey
and/or signal	screen.
strength is poor all	Move your computer closer to the AP or the peer computer(s) within the
the time.	transmission range.
	There may be too much radio interference (for example microwave or another AP
	using the same channel) around your wireless network. Relocate or reduce the
	radio interference.

6.4 Problems Communicating With Other Computers

Table 22 Troubleshooting Communication Problem

PROBLEM	CORRECTIVE ACTION
In wireless station	In Infrastructure Mode
mode, the	• Make sure that the AP and the associated computers are turned on and
computer with the
	working properly.
ZyXEL G-220F
	• Make sure the ZyXEL G-220F computer and the associated AP use the same
installed cannot
	SSID.
communicate with
	• Change the AP and the associated wireless clients to use another radio
the other
computer(s).	channel if interference is high.
	• Make sure that the computer and the AP share the same security option and
	key. Verify the settings in the Profile Security Settings screen.
	In Ad-Hoc (IBSS) Mode
	• Verify that the peer computer(s) is turned on.
	• Make sure the ZyXEL G-220F computer and the peer computer(s) are using
	the same SSID and channel.
	• Make sure that the computer and the peer computer(s) share the same
	security settings.
	• Change the wireless clients to use another radio channel if interference is high.
In access point	Verify that the computer with the ZyXEL G-220F installed is turned on.
mode, the wireless	Make sure the wireless station(s) uses the same SSID as the ZyXEL G-220F.
station(s) cannot	Make sure the wireless station(s) uses the same security settings.
associate to the
	Verify that the wireless station(s) is not blocked in the MAC Filter screen.
ZyXEL G-220F.

61 Chapter 6 Troubleshooting