Chapter 45 Troubleshooting
interfering with the wireless network (for example, microwaves, other wireless networks, and so on).
3Reboot the ZyWALL.
4If the problem continues, contact the network administrator or vendor, or try one of the advanced suggestions.
Advanced Suggestions
•Check the settings for bandwidth management. If it is disabled, you might consider activating it. If it is enabled, you might consider changing the allocations.
45.4Wireless Router/AP Troubleshooting
I cannot access the ZyWALL or ping any computer from the WLAN.
1Make sure the wireless LAN is enabled on the ZyWALL
2Make sure the wireless adapter on the wireless station is working properly.
3Make sure the wireless adapter (installed on your computer) is IEEE 802.11 compatible and supports the same wireless standard as the ZyWALL.
4Make sure your computer (with a wireless adapter installed) is within the transmission range of the ZyWALL.
5Check that both the ZyWALL and your wireless station are using the same wireless and wireless security settings.
6Make sure traffic between the WLAN and the LAN is not blocked by the firewall on the ZyWALL.
7Make sure you allow the ZyWALL to be remotely accessed through the WLAN interface. Check your remote management settings.
45.5UPnP
When using UPnP and the ZyWALL reboots, my computer cannot detect UPnP and refresh My Network Places > Local Network.
1Disconnect the Ethernet cable from the ZyWALL’s LAN port or from your computer.
2
The Local Area Connection icon for UPnP disappears in the screen.
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