3Com 3CRWE80096A User Guide - Page 50

Symptom, Solutions, Refresh, Con Properties

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44 CHAPTER 6: TROUBLESHOOTING Symptom Solutions While you are configuring the access point, the Configuration Management System stops responding. To maintain wireless association, the WLAN service area and the security settings on the client and the access point must match exactly. Therefore, if you are associated with the access point that you are configuring and you change the access point WLAN service area or security, make sure to change the client WLAN service area to match. If you change the IP address and save the change, you cannot continue to configure the access point using the old IP address. Therefore, if you want to continue configuring this access point after you save this change, you must do the following: 1 Close your browser. 2 Return to the device manager Wireless Network Tree and click Refresh. 3 Select the access point and click Configure to start a new configuration session. After you specify an IP address for an access point, the device manager continues to point to the old IP address when you select the access point in the Wireless Network Tree. In the Device Manager window click the Refresh button to refresh the Wireless Network Tree. Then click the access point in the Wireless Network Tree and click Properties. The IP address you specified is now listed. If you want to continue configuring the access point, click Configure. Your wired LAN DHCP server malfunctions, but the access point DHCP server fails to assign IP addresses. If the Wireless DHCP Server property on the access point is enabled, the access point assigns IP addresses after the lease periods on the previous IP addresses expire. If you want to force the access point to start assigning IP addresses before the lease periods expire, reboot the access point. The access point stops Set the access point to obtain an IP address automatically. It assigning IP addresses after you cannot act as a DHCP server when it has an assigned assign it an IP address. IP address. PC Cards other than 3Com 11 Mbps Wireless LAN PC Cards cannot communicate with the access point. The cards may not support the access point's enhanced performance features. Try turning the Network Traffic Accelerator off and set the Data Preamble transmission properties to "Long".

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44
C
HAPTER
6: T
ROUBLESHOOTING
While you are configuring the
access point, the Configuration
Management System stops
responding.
To maintain wireless association, the WLAN service area and
the security settings on the client and the access point must
match exactly. Therefore, if you are associated with the
access point that you are configuring and you change the
access point WLAN service area or security, make sure to
change the client WLAN service area to match.
If you change the IP address and save the change, you cannot
continue to configure the access point using the old IP
address. Therefore, if you want to continue configuring this
access point after you save this change, you must do the
following:
1
Close your browser.
2
Return to the device manager Wireless Network Tree and
click
Refresh
.
3
Select the access point and click
Configure
to start a new
configuration session.
After you specify an IP address
for an access point, the device
manager continues to point to
the old IP address when you
select the access point in the
Wireless Network Tree.
In the Device Manager window click the
Refresh
button to
refresh the Wireless Network Tree. Then click the access point
in the Wireless Network Tree and click
Properties
. The IP
address you specified is now listed. If you want to continue
configuring the access point, click
Configure
.
Your wired LAN DHCP server
malfunctions, but the access
point DHCP server fails to
assign IP addresses.
If the Wireless DHCP Server property on the access point is
enabled, the access point assigns IP addresses after the lease
periods on the previous IP addresses expire. If you want to
force the access point to start assigning IP addresses before
the lease periods expire, reboot the access point.
The access point stops
assigning IP addresses after you
assign it an IP address.
Set the access point to obtain an IP address automatically. It
cannot act as a DHCP server when it has an assigned
IP address.
PC Cards other than 3Com
11 Mbps Wireless LAN PC
Cards cannot communicate
with the access point.
The cards may not support the access point’s enhanced
performance features. Try turning the Network Traffic
Accelerator off and set the Data Preamble transmission
properties to “Long”.
Symptom
Solutions