ZyXEL Communications P-2304R-P1 Series User Manual
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Chapter 21 Troubleshooting
P-2304R-P1 Series User’s Guide
218
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.
V
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.
V
The Internet connection is slow or intermittent.
1 There might be a lot of traffic on the network. Look at the LEDs, and check
. If the ZyXEL Device is sending or receiving a lot of information, try closing
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.
V
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.
V
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.