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3-1-2 Add a new QoS rule
After you click ‘Add’ button in QoS menu, the following message will
appear:
Here are descriptions of every setup items:
Rule Name (a):
Please give a name to this QoS rule (up to 15
alphanumerical characters)
Bandwidth (b):
Set the bandwidth limitation of this QoS rule. You have
to select the data direction of this rule (Upload of
Download), and the speed of bandwidth limitation in
Kbps, then select the type of QoS: ‘guarantee’
(guaranteed usable bandwidth for this rule) or ‘max’
(set the maximum bandwidth for the application
allowed by this rule).
Local IP
Specify the local (source) IP address
Address (c):
that will be affected by this rule. Please input the
starting IP address in the left field, and input the end IP
address in the right field to define a range of IP
addresses, or just input the IP address in the left field to
define a single IP address.
Local Port
Please input the range of local (source)
Range (d):
port number that will be affected by this rule. If you
want to apply this rule on port 80 to 90, please
i
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input ’80-90’; if you want to apply this rule on a single
port, just input the port number, like ‘80’.
Remote IP
Specify the remote (destination) IP address
Address: (e):
that will be affected by this rule. Please input the
starting IP address in the left field, and input the end IP
address in the right field to define a range of IP
addresses, or just input the IP address in the left field to
define a single IP address.
Remote Port
Please input the range of remote (destination)
Range (f):
port number that will be affected by this rule. If you
want to apply this rule on port 80 to 90, please
input ’80-90’; if you want to apply this rule on a single
port, just input the port number, like ‘80’.
If the remote
(destination) IP address and /or port number is
universal, just leave it blank.
Traffic Type (g):
Please select the traffic type of this rule,
available options are None, SMTP, HTTP, POP3, and
FTP. You can select a specific traffic type for this rule, if
you want to make this rule as a IP address based rule
(apply the limitation on all traffics from / to the
specified IP address / port number), select ‘None’.
Protocol (f):
Please select the protocol type of this rule,
available options are TCP and UDP. If you don’t know
what protocol your application uses, please try ‘TCP’
first, and switch to ‘UDP’ if this rule doesn’t seems to
work.
After you finish with all settings, please click ‘save’ button (i), you’ll be
brought back to previous menu, and the rule you just set will appear in
current QoS table; if you did anything wrong, you’ll get an error message
when you click ‘Save’ button, please correct your input by the instructions
given by the error message.
If you want to erase all values you just entered. Click ‘Reset’
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3-2
Network Address Trnaslation (NAT)
Network address translations solve the problem if sharing a single IP address
to multiple computers. Without NAT, all computers must be assigned with a
valid Internet IP address to get connected to Internet, but Internet service
providers only provide very few IP addresses to every user. Therefore it’s
necessary to use NAT technology to share a single Internet IP address to
multiple computers on local network, so everyone can get connected to
Internet.
Please follow the following instructions to set NAT parameters:
3-2-1 Basic NAT Settings (Enable or disable NAT function)
Please click ‘NAT’ menu on the left of web management interface, and the
following message will be displayed on your web browser:
To enable NAT function, please select ‘Enable’ for ‘Enable or disable NAT
module function’ ; to disable, please select ‘Disable’.
After you made the selection, please click ‘Apply’ button , and the following
message will be displayed on your web browser:
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Please click ‘Continue’ to back to previous setup menu; to continue on other
setup procedures, or click ‘Apply’ to reboot the router so the settings will
take effect (Please wait for about 50 seconds while router is rebooting).
3-2-2 Port Forwarding
This function allows you to redirect a single port or consecutive ports of
Internet IP address to the same port of the IP address on local network. The
port number(s) of Internet IP address and private IP address (the IP address
on local network) must be the same. If the port number of Internet IP address
and private IP address is different, please use ‘Virtual Server’ function,
described in next section.
Please click ‘NAT’ menu on the left of web management interface, then click
‘Port Forwarding’, and the following message will be displayed on your web
browser:
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6
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Here are descriptions of every setup items:
Enable Port
Check this box to enable port mapping,
Forwarding :
and uncheck this box to disable port mapping.
Private IP :
Input the IP address of the computer on local network
which provides internet service.
Type :
Select the type of connection, TCP or UDP. If you’re
not sure, please select ‘Both’.
Port Range :
Input the starting port number in the left field, and
input the ending port number in the right field. If you
only want to redirect a single port number, just fill the
port number in the left field.
Comment :
Please input any text to describe this mapping, up to 16
alphanumerical characters.
Add :
Add the mapping to port forwarding table.
Reset :
Remove all inputted values.
Port Forwarding
All existing port forwarding mappings will
Table :
be displayed here.
‘Delete
Please select a port forwarding mapping by
Selected’ :
clicking the ‘Select’ box of the mapping, then click
‘Delete Selected’ button to remove the mapping. If
there’s no existing mapping, this button will be grayed
out.
Delete All :
Delete all mappings existed in virtual server table.
Reset :
Unselect all mappings.
After you finish with all settings, please click ‘Apply’
button, and the
following message will be displayed on your web browser:

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