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Page 91 / 112 Scroll up to view Page 86 - 90
TL-WR841N/TL-WR841ND
300Mbps Wireless N Router User Guide
- 82 -
To set time automatically:
1.
Select your local time zone.
2.
Enter the address or domain of the
NTP Server I
or
NTP Server II
.
3.
Click the
Get GMT
button to get system time from Internet if you have connected to the
Internet.
To set Daylight Saving:
1.
Check the box to enable Daylight Saving.
2.
Select the start time from the drop-down lists in the
Start
field.
3.
Select the end time from the drop-down lists in the
End
field.
4.
Click the
Save
button to save the settings.
)
Note:
1.
This setting will be used for some time-based functions such as firewall. You must specify
your time zone once you login to the router successfully, otherwise, these functions will not
take effect.
2.
The time will be lost if the router is turned off.
3.
The Router will automatically obtain GMT from the Internet if it is configured accordingly.
4.
The Daylight Saving will take effect one minute after the configurations are completed.
4.16.2 Diagnostic
Choose menu “
System Tools
→
Diagnostic
”, you can transact Ping or Traceroute function to
check connectivity of your network in the following screen.
Page 92 / 112
TL-WR841N/TL-WR841ND
300Mbps Wireless N Router User Guide
- 83 -
Figure 4-78
Diagnostic Tools
¾
Diagnostic Tool -
Check the radio button to select one diagnostic too.
z
Ping -
This diagnostic tool troubleshoots connectivity, reachability, and name resolution
to a given host or gateway.
z
Traceroute -
This diagnostic tool tests the performance of a connection.
)
Note:
You can use ping/traceroute to test both numeric IP address or domain name. If
pinging/tracerouting the IP address is successful, but pinging/tracerouting the domain name
is not, you might have a name resolution problem. In this case, ensure that the domain name
you are specifying can be resolved by using Domain Name System (DNS) queries.
¾
IP Address/Domain Name -
Type the destination IP address (such as 192.168.0.1) or
Domain name (such as http://www.tp-link.com).
¾
Pings Count -
The number of Ping packets for a Ping connection.
¾
Ping Packet Size -
The size of Ping packet.
¾
Ping Timeout -
Set the waiting time for the reply of each Ping packet. If there is no reply in
the specified time, the connection is overtime.
¾
Traceroute Max TTL -
The max number of hops for a Traceroute connection.
Click
Start
to check the connectivity of the Internet.
The
Diagnostic Results
page displays the result of diagnosis.
Page 93 / 112
TL-WR841N/TL-WR841ND
300Mbps Wireless N Router User Guide
- 84 -
If the result is similar to the following screen, the connectivity of the Internet is fine.
Figure 4-79
Diagnostic Results
)
Note:
Only one user can use this tool at one time. Options “Number of Pings”, “Ping Size” and “Ping
Timeout” are used for
Ping
function. Option “Tracert Hops” are used for
Tracert
function.
4.16.3 Firmware Upgrade
Choose menu “
System Tools
→
Firmware Upgrade
”, you can update the latest version of
firmware for the Router on the following screen.
Figure 4-80
Firmware Upgrade
¾
Firmware Version
-
This displays the current firmware version.
¾
Hardware Version
-
This displays the current hardware version. The hardware version of the
upgrade file must accord with the Router’s current hardware version.
To upgrade the Router's firmware, follow these instructions below:
1.
Download a more recent firmware upgrade file from the TP-LINK website
2.
Type the path and file name of the update file into the
File
field. Or click the
Browse
button to
locate the update file.
3.
Click the
Upgrade
button.
)
Note:
1)
New firmware versions are posted at http://www.tp-link.com and can be downloaded for free.
Page 94 / 112
TL-WR841N/TL-WR841ND
300Mbps Wireless N Router User Guide
- 85 -
There is no need to upgrade the firmware unless the new firmware has a new feature you want
to use. However, when experiencing problems caused by the Router rather than the
configuration, you can try to upgrade the firmware.
2)
When you upgrade the Router's firmware, you may lose its current configurations, so before
upgrading the firmware please write down some of your customized settings to avoid losing
important settings.
3) Do not turn off the Router or press the Reset button while the firmware is being upgraded,
otherwise, the Router may be damaged.
4)
The Router will reboot after the upgrading has been finished.
4.16.4 Factory Defaults
Choose menu “
System Tools
→
Factory Defaults
”, and you can restore the configurations of
the Router to factory defaults on the following screen
Figure 4-81 Restore Factory Default
Click the
Restore
button to reset all configuration settings to their default values.
•
The default
User Name
: admin
•
The default
Password
: admin
•
The default
IP Address
•
The default
Subnet Mask
: 255.255.255.0
)
Note:
Any settings you have saved will be lost when the default settings are restored.
4.16.5 Backup & Restore
Choose menu “
System Tools
→
Backup & Restore
”, you can save the current configuration of
the Router as a backup file and restore the configuration via a backup file as shown in Figure
4-82.
Page 95 / 112
TL-WR841N/TL-WR841ND
300Mbps Wireless N Router User Guide
- 86 -
Figure 4-82
Backup & Restore Configuration
¾
Click the
Backup
button to save all configuration settings as a backup file in your local
computer.
¾
To upgrade the Router's configuration, follow these instructions.
•
Click the
Browse…
button to locate the update file for the Router, or enter the exact path
to the Setting file in the text box.
•
Click the
Restore
button.
)
Note:
The current configuration will be covered by the uploading configuration file. The upgrade process
lasts for 20 seconds and the Router will restart automatically. Keep the Router on during the
upgrading process to prevent any damage.
4.16.6 Reboot
Choose menu “
System Tools
→
Reboot
”, you can click the
Reboot
button to reboot the Router
via the next screen.
Figure 4-83 Reboot the Router
Some settings of the Router will take effect only after rebooting, which include
•
Change the LAN IP Address (system will reboot automatically).
•
Change the DHCP Settings.
•
Change the Wireless configurations.
•
Change the Web Management Port.
•
Upgrade the firmware of the Router (system will reboot automatically).
•
Restore the Router's settings to factory defaults (system will reboot automatically).

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