ZyXEL Communications P-2304R-P1 Series User Manual page 218

Chapter 21 Troubleshooting
2 Make sure you entered your ISP account information correctly in the wizard. These
fields are case-sensitive, so make sure [Caps Lock] is not on.
3 Disconnect all the cables from your device, and follow the directions in the Quick Start
Guide again.
4 If the problem continues, contact your ISP.
I cannot access the Internet anymore. I had access to the Internet (with the
ZyXEL Device), but my Internet connection is not available anymore.
1 Check the hardware connections, and make sure the LEDs are behaving as expected. See
the Quick Start Guide and
2 Reboot the ZyXEL Device.
3 If the problem continues, contact your ISP.
The Internet connection is slow or intermittent.
1 There might be a lot of traffic on the network. Look at the LEDs, and check
on page
some programs that use the Internet, especially peer-to-peer applications.
2 Reboot the ZyXEL Device.
3 If 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.
• Check the settings for QoS. If it is disabled, you might consider activating it. If it is
enabled, you might consider raising or lowering the priority for some applications.
The WAN light is off
1 Check the Ethernet cable and connections between the ZyXEL Device WAN port and
DSL modem or switch that it is connected to.
I cannot get a WAN IP address from the ISP. (The INTERNET light is red.)
1 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.
218
Section 1.4 on page
28. If the ZyXEL Device is sending or receiving a lot of information, try closing
28.
P-2304R-P1 Series User's Guide
Section 1.4