Netgear C6250 Ac1600 Wifi Cable Modem Router User Manual

Diagnostics and Troubleshooting 191
 AC1600 WiFi Cable Modem Router
Changes Are Not Saved
If the modem router does not save the changes that you make in the modem\
 router web 
management interface, do the following:
•
When entering configuration settings, always click the  Apply button before moving to 
another page or tab, or your changes are lost. 
• Click the  Refresh or  Reload button in the web browser
 . The changes occurred, but the 
old settings might be in the web browser’s cache.
Troubleshoot...

Diagnostics and Troubleshooting 
192 AC1600 WiFi Cable Modem Router 
TCP/IP Network Not Responding
Most TCP/IP terminal devices and routers provide a ping utility for sending an echo request 
packet to the designated device. The device responds with an echo reply to tell whether a 
TCP/IP network is responding to requests.
Test the LAN Path to Your Modem Router
You can ping the modem router from your computer to verify that the LAN path to your 
modem router is set up correctly.
To ping the modem router...

Diagnostics and Troubleshooting 
193  AC1600 WiFi Cable Modem Router
If the path is functioning correctly, replies as described in Test the LAN Path to Your Modem 
Router on page 192 display. If you do not receive replies, do the following:
•Check to see that your computer uses the IP address of your modem router as the default 
modem router. If the IP configuration of your computer is assigned by DHCP, this 
information is not visible in your computer’s Network Control Panel. Verify that the IP 
address...

194
A
A.   Factory Default Settings and 
Specifications
This appendix includes the factory default settings and technical specifications for the modem 
router.
This appendix contains the following sections:
•Factory Default Settings
•Technical and Environmental Specifications 

 Factory Default Settings and Specifications
195  AC1600 WiFi Cable Modem Router
Factory Default Settings
You can return the modem router to its factory default settings (see Return the Modem 
Router to Its Factory Default Settings on page 11 3). The following table shows the factory 
default settings.
Table 6.  Factory default settings 
FeatureDefault Settings
Router loginUser login URLhttp://www.routerlogin.net, http://www.routerlogin.com, 
or http://192.168.0.1
User name (case-sensitive)admin 
Login...

 Factory Default Settings and Specifications
196 AC1600 WiFi Cable Modem Router 
Main WiFi networkWiFi communicationEnabled (2.4 GHz and 5 GHz bands)
SSID nameSee product label
SSID broadcastEnabled (2.4 GHz and 5 GHz bands)
SecurityWPA2-PSK (AES)
WiFi network key (passphrase)See product label
Country/regionUnited States, nonconfigurable
RF channel• 2.4 GHz band: Auto
• 5 GHz band: 153
Transmission speedAuto1
Operating mode• 2.4 GHz band: Up to 300 Mbps
• 5 GHz band: Up to 1.3 Gbps
Guest WiFi networkWiFi...

 Factory Default Settings and Specifications
197  AC1600 WiFi Cable Modem Router
Technical and Environmental Specifications
WPSWPS capabilityEnabled
Modem router’s PINEnabled; see the web management interface (path 
ADVANCED > Advanced Setup > Wireless 
Settings)
Keep Existing Wireless SettingsEnabled (2.4 GHz and 5 GHz bands)
1. Maximum WiFi signal rate derived from IEEE Standard 802.11 specifications. Actual throughput can vary. Network conditions 
and environmental factors, including volume of network...

 Factory Default Settings and Specifications
198 AC1600 WiFi Cable Modem Router 
802.11 authorization and 
encryption• WPA2-PSK [AES]
• WPA-PSK [TKIP] + WPA2-PSK [AES]
• WPA/WPA2 Enterprise 
Legacy methods, available only in the Up to 54 Mbps mode:
• WEP
• WPA-PSK [TKIP] 
Operating temperature32° to 104°F (0° to 40°C)
Operating humidity90% maximum relative humidity, noncondensing
Electromagnetic emissionsFCC part 15B/C/E
Safety standardsUL60950-1
Table 7.  Modem router specifications (continued)...