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3.5.2 DoS (Denial-of-Service)
Denial of Service (DoS) is a common attack measure, by transmitting a great amount of data or
request to your Internet IP address and server, the Internet connection will become very slow,
and server may stop responding because it is not capable to handle too much traffics.
This router has a built-in DoS attack prevention mechanism; when you activate it, the router will
stop the DoS attack for you.
Parameter
Description
Ping of Death
Set the threshold of when this DoS prevention mechanism will be
activated. Please check the box of Ping of Death, and input the
frequency of threshold (how many packets per second, minute,
or hour), you can also input the “Burst” value, which means when
this number of “Ping of Death” packet is received in very short
time, this DoS prevention mechanism will be activated.
Discard Ping From WAN
Check the box to discard this ping request to the WAN IP
address of the router.
Port Scan
Many kind of port scan methods are listed here, please check
one or more DoS attack methods you want to prevent.
Sync
Flood
Like Ping of Death, you can set the threshold of when this DoS
prevention mechanism will be activated.
Advanced
Click this button and you can set advanced settings of the
Settings
DoS prevention method listed above, please see section 3.5.2.1
‘DoS – Advanced Settings’ below.
3.5.2.1 DoS – Advanced Settings
When you click ‘Advanced Settings’ button in DoS page, the following page will be displayed on
your web browser:
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Parameter
Description
Ping of Death
Set the threshold of when this DoS prevention mechanism will be
activated. Please check the box of Ping of Death, and input the
frequency of threshold (how many packets per second, minute,
or hour), you can also input the ‘Burst’ value, which means when
this number of ‘Ping of Death’ packet is received in very short
time, this DoS prevention mechanism will be activated.
Port Scan
Many kind of port scan methods are listed here, please check
one or more DoS attack methods you want to prevent.
Sync Flood
Like Ping of Death, you can set the threshold of when this DoS
prevention mechanism will be activated.
After you finish with all settings, please click “Apply” button.
If you want to reset all settings in this page, please click “Cancel” button.
After you clicked Apply, the following message will be displayed on your web browser:
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You can click “Continue” to back to previous setup page to continue on other setup procedures,
or click “Apply” to reboot the router so the settings will take effect (Please wait for about 30
seconds while router is rebooting).
3.5.3 VPN Pass through
Parameter
Description
IPsec pass through
Check this box and the router will enable IPsec packets
pass through the router for VPN connection.
PPTP pass through
Check this box and the router will enable PPTP packets
pass through the router for VPN connection
L2TP pass through
Check this box and the router will enable L2TP packets
pass through the router for VPN connection.
After you finish with all settings, please click “Apply” button.
If you want to reset all settings in this page, please click “Cancel” button.
After you clicked Apply, the following message will be displayed on your web browser:
You can click “Continue” to back to previous setup page to continue on other setup procedures,
or click “Apply” to reboot the router so the settings will take effect (Please wait for about 30
seconds while router is rebooting).
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3.6 Administration
The Administration page allows you to specify a time zone, to change the system password and
to specify a remote management port, to upgrade firmware, to save/reload configuration
settings, to enable system log, to view the statistics information, and to enable/disable UPnP for
the Router.
3.6.1 Time
Parameter
Description
Current Time
Display the router’s current time. You can manually configure it
or Click on Copy Time from PC.
Enable NTP Update
Check to enable time auto-synchronization through Internet.
Time Zone
You can select your local time zone here. The router will sync
time according to your time zone selection.
Time Server Address
Input the IP address / host name of time server here
Daylight Savings
If the country you live uses daylight saving, please check the
Enable box and choose the duration of daylight saving.
After you finish with all settings, please click “Apply” button.
If you want to reset all settings in this page, please click “Cancel” button.
After you clicked Apply, the following message will be displayed on your web browser:
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You can click “Continue” to back to previous setup page to continue on other setup procedures,
or click “Apply” to reboot the router so the settings will take effect (Please wait for about 30
seconds while router is rebooting).
3.6.2 Management
3.6.2.1 Password
You can change the password required to log into the Router’s web configuration utility. The
default user name and password are “admin”. It is suggested to change the administrator’s
default password as soon as you start to use the Router, and store it in a safe place. The
password can consist of 0 to 12 alphanumeric characters, and are case sensitive.
Parameters
Description
Current Password
Enter the current password of the router.
New
Password
Enter your new password.
Confirmed
Password
Enter your new password again for verification purposes.
Note
: If you forget your password, you’ll have to reset the router to the
factory default (user name and password are both ‘admin’) by pushing
and holding the reset button on the back of the router for 10 seconds.

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