Chapter 26 Troubleshooting
P-661HNU-Fx User’s Guide
269
1 Make sure you configured a proper DSL WAN connection with the Internet account
information provided by your ISP.
2 If you set up a WAN connection using bridging service (all LAN ports and WLAN
BSSs are bridged to one WAN connection), make sure you turn off the DHCP
feature in the Home Networking screen to have the clients get WAN IP
addresses directly from your ISP’s DHCP server.
I cannot create multiple connections of the same type.
Your WAN interface must enable VLAN and fill each WAN connection with different
VLAN IDs.
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 Section 1.6 on page 26.
2 Turn the ZyXEL Device off, wait for one minute and turn it back on.
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 Section
1.6 on page 26. 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 Turn the ZyXEL Device off, wait for one minute and turn it back on.
3 If the problem continues, contact the network administrator or vendor, or try one
of the advanced suggestions.
Advanced Suggestions
• 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.
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