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Add PC MAC Address
Fill in “
LAN MAC Address
” and
<Description>
of the PC that is allowed to access
the Internet, and then click
<Add>
. If you find any typo before adding it and want to
retype again, just click
<Reset>
and the fields will be cleared.
Remove PC MAC Address
If you want to remove some PC from the "
MAC Filtering Table
", select the PC you
want to remove in the table and then click
<Delete Selected>
. If you want to remove
all PCs from the table, just click the
<Delete All>
button. If you want to clear the
selection and re-select again, just click
<Reset>
.
Click
<Apply>
at the bottom of the screen to save the above configurations.
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48
7.5. IP Filter
Enable IP Filtering:
Check to enable or disable IP Filtering.
Deny:
If you select “
Deny
” then all clients will be allowed to access Internet accept for the
clients in the list below.
Allow:
If you select “
Allow
” then all clients will be denied to access Internet accept for the
PCs in the list below.
Add PC IP Address
You can click
<Add>
PC to add an access control rule for users by an IP address
or IP address range.
Remove PC IP Address
If you want to remove some PC IP from the
<IP Filtering Table>
, select the PC
you want to remove in the table and then click
<Delete Selected>
. If you want to
remove all PCs from the table, just click the
<Delete All>
button.
Click
<Apply>
at the bottom of the screen to save the above configurations.
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7.6. URL Filter
You can block access to some Web sites from particular PCs by entering a full URL
address or just keywords of the Web site.
Enable URL
Blocking:
Enable or disable URL Blocking
Add URL Keyword
Fill in “URL/Keyword” and then click
<Add>
. You can enter the full URL address
or the keyword of the web site you want to block. If you happen to make a mistake
and want to retype again, just click "Reset" and the field will be cleared.
Remove URL Keyword
If you want to remove some URL keywords from the "
Current URL Blocking
Table
", select the URL keyword you want to remove in the table and then click
<Delete Selected>
.
If you want remove all URL keywords from the table, click
<Delete All>
button. If
you want to clear the selection and re-select again, just click
<Reset
>.
Click
<Apply>
at the bottom of the screen to save the above configurations
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50
8. Advanced
8.1. Network Address Translation (NAT)
Network Address Translation (NAT) allows multiple users at your local site to access the
Internet through a single Public IP Address or multiple Public IP Addresses. NAT provides
Firewall protection from hacker attacks and has the flexibility to allow you to map Private IP
Addresses to Public IP Addresses for key services such as Websites and FTP. Select
Disable to disable the NAT function.
8.2. - Port Mapping
Port Mapping allows you to re-direct a particular range of service port numbers (from the
Internet / WAN Port) to a particular LAN IP address. It helps you to host servers behind the
router NAT firewall.
Enable Port
Mapping:
Enable or disable port mapping function.
Description:
description of this setting.
Local IP:
This is the local IP of the server behind the NAT firewall.
Type:
This is the protocol type to be forwarded. You can choose to forward “
TCP
” or “
UDP
”
packets only, or select “
BOTH
” to forward both “
TCP
” and “
UDP
” packets.
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Port Range:
The range of ports to be forward to the private IP.
Add Port Mapping
Fill in the "
Local IP
", “
Type
”, “
Port Range
” and "
Description
" of the setting to be
added and then click "
Add
". Then this Port Mapping setting will be added into the
"
Current Port Mapping Table
" below. If you find any typo before adding it and want
to retype again, just click
<Clear>
and the fields will be cleared.
19216811.live