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P-334U/P-335U User’s Guide
232 Chapter 24 Troubleshooting
24.3 Problems with the WAN
Table 85 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.
Click WAN to verify your settings.
The username and password apply to PPPoE and PPPoA encapsulation only.
Make sure that you have entered the correct Service Type, User Name and
Password (be sure to use the correct casing). Refer to the WAN Setup chapter.
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 entered the correct user name and password.
If you use PPPoE pass through, make sure that bridge mode is turned on.
The Internet
connection
disconnects.
If you use PPPoE encapsulation, check the idle time-out setting. Refer to the
Chapter 6 on page 95.
Contact your ISP.