Diagnostics and Troubleshooting
184
AC1600 WiFi Cable Modem Router
Quick Tips for Troubleshooting
The following table includes tips for troubleshooting some common problems.
Table 5. Quick tips for troubleshooting
Problem Possible Solution
Your network is unresponsive
or does not function normally
.
Restart your network:
1. T
urn off the modem router.
2. T
urn on the modem router
3. W
ait two minutes.
Your cannot connect over an
Ethernet cable to the modem
router.
• Make sure that the Ethernet cables are securely plugged in.
• Make sure that your computer or device does not use a static IP address
but is configured to receive an IP address automatically with DHCP
. (For
most devices, DHCP is the default setting.)
You cannot connect over WiFi
to the modem router.
• Make sure that the WiFi settings in your WiFi device and modem router
match exactly
.
• Make sure that your WiFi device supports the security that you are using
for your WiFi network (WEP
, WPA, or WPA2). For information about WiFi
security settings, see Manage the Basic WiFi Settings and WiFi Security of
the Main Network on page 36.
• Make sure that the modem router is not too far from your WiFi device or too
close:
- Move your WiFi device near the modem router but at least 6 feet
(1.8 meters) away and see if the signal strength improves.
- Make sure that the WiFi signal is not blocked by objects between the
modem router and your WiFi device.
• Make sure that the WiFi LED for the 2.4 GHz radio or 5 GHz radio that you
want to connect to is not of
f.
• Make sure that the modem router’
s SSID broadcast is not disabled.
• Make sure that your WiFi device does not use a static IP address but is
configured to receive an IP address automatically with DHCP
. (For most
devices, DHCP is the default setting.)
For a device that is connected over WiFi, the WiFi network name (SSID)
and WiFi security settings of the modem router and WiFi computer must
match exactly
. The default SSID and password are on the product label (see
Product Label on page 23).
If WiFi LED for a radio is off, the WiFi radio might be disabled. For more
information about the WiFi radios, see Control the W
iFi Radios on
page 155.
If the modem router’s SSID broadcast is disabled, the WiFi network name is
hidden and does not display in your WiFi device’
s scanning list. To connect
to a hidden network, you must enter the network name and the WiFi
password. For more information about the SSID broadcast, see Manage the
Basic WiFi Settings and WiFi Security of the Main Network on page 36.
To Next Page
Loading...
Need help?
General
