ZyXEL Communications NBG-415N, Руководство пользователя

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ZyXEL NBG-415N User’s Guide
123 Chapter 10 Troubleshooting
10.3 Problems with the WAN
10.4 Problems with the WLAN
Table 53 Troubleshooting the WAN
PROBLEM CORRECTIVE ACTION
The WAN LED is
off.
Check the connections between the ZyXEL Device WAN port and the cable/DSL
modem or Ethernet jack.
Check whether your cable/DSL device requires a crossover or straight-through
cable.
I cannot get a
WAN IP address
from the ISP.
In the web configurator, display the WAN screen to verify your Internet account
settings.
The ISP provides the WAN IP address after authenticating you. Authentication
may be through the user name and password, the MAC address or the host name.
The username and password are required for Internet access, make sure that you
have entered the correct service type, user name and password (be sure to use
the correct casing).
I cannot access
the Internet.
Make sure the ZyXEL Device is turned on and connected to the network.
Verify your WAN settings. Refer to the chapter on WAN setup.
Make sure you have entered the correct user name and password.
The Internet
connection
disconnects.
If you use PPPoE, PPTP or L2TP mode, check the idle time-out setting.
If the problem persists, contact your ISP.
Table 54 Troubleshooting the WLAN
PROBLEM CORRECTIVE ACTION
The WLAN LED is
off.
Check that the ON OFF switch is in the ON position. This switch allows you to
enable or disable WLAN connection on the ZyXEL Device without having to log
into the web configurator.
I cannot access
the WLAN.
Make sure you have configured your wireless station to use the same wireless
settings as the ZyXEL Device.
Check that you have set the wireless station to use the same wireless security
mode and/or keys.