P-334U/P-335U User's Guide
24.3 Problems with the WAN
Table 84 Troubleshooting the WAN
PROBLEM
The WAN LED is
off.
I cannot get a
WAN IP address
from the ISP.
I cannot access
the Internet.
The Internet
connection
disconnects.
232
CORRECTIVE ACTION
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.
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.
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.
If you use PPPoE encapsulation, check the idle time-out setting. Refer to the
Chapter 6 on page
99.
Contact your ISP.
Chapter 24 Troubleshooting