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Wireless-N Broadband Router
46
server applications, even though a
firewall-configuration may allow only a limited
number of known ports. In the absence of an ALG,
either the ports would get blocked or the network
administrator would need to explicitly open up a
large number of ports in the firewall; rendering the
network vulnerable to attacks on those ports.
In the default ALG settings, the following
protocols have enabled.
It is recommended to
keep the settings unchanged.
1,FTP
2,TFTP
3,PPTP
4,IPSec
5,L2TP
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Wireless-N Broadband Router
DMZ Settings
The DMZ function is to allow one computer in
LAN to be exposed to the Internet for a
special-purpose service as Internet gaming or
videoconferencing.
DMZ Host IP Address:
The IP address of the
computer you want to expose.
Enable:
Click the checkbox to enable the DMZ
host.
IMPORTANT:
When enabled the DMZ host,
the firewall settings of the DMZ
host will not function.
UPnP Settings
It supports latest Universal Plug and Play. This
function goes into effect on Windows XP or
Windows ME or this function would go into effect
if you have installed software that supports
UPnP. With the UPnP function, host in LAN can
request the router to process some special port
switching so as to enable host outside to visit the
resources in the internal host.
Enable UPnP:
Click the checkbox to enable the
UPnP.
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Wireless-N Broadband Router
Chapter 9: Traffic Control
Traffic Control
Traffic control
is used to limit
communication speed in the LAN and WAN.
Up to 20 entries can be supported with the
capability for at most 254 PCs' speed
control, including for IP address range
configuration.
Enable Traffic Control:
To enable or
disable the internal IP bandwidth control.
Interface:
To limit the uploading and
downloading bandwidth in WAN port.
Service:
To select the controlled service
type, such as HTTP service.
IP Starting Address:
The first IP address
for traffic control.
IP Ending Address:
The last IP address for
traffic control.
Uploading/Downloading:
To specify the
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49
traffic heading way for the selected IP
addresses: uploading or downloading.
Bandwidth:
To specify the
uploading/downloading Min. /Max. Traffic
speed (KB/s), which can not exceed the
WAN speed.
Apply:
To enable the current editing rule. If
not, the rule will be disabled.
Add:
After edit the rule, click the “add to list”
button to add the current rule to rule list.
Apply:
Click “Save” to activate the current
rule.
Cancel:
Click “Cancel” to drop all setting
saved last time.
It is allowed to delete or modify the
previous rules in the list table.
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Wireless-N Broadband Router
Chapter 10: Security Settings
Client Filter Settings
To benefit your further management to the
computers in the LAN, you can control some ports
access to Internet by data packet filter function.
Client Filter:
Check to enable client filter.
Access Policy:
Select one number from the
drop-down menu.
Enable:
Check to enable the access policy.
Clear the Policy:
Click “Clear” button to clear all
settings for the policy.
Filter Mode:
Click one radio button to enable or
disable to access the Internet.
Policy Name:
Enter a name for the access policy
selected.
IP Start/End:
Enter
the
starting/ending
IP
address.
Port No.:
Enter the port range based over the
protocol for access policy.
Protocol:
Select one protocol (TCP/UDP/Both)
from the drop-down menu.
Times:
Select the time range of client filter.
Days:
Select the day(s) to run the access policy.
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