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5.3.6.2 DMZ
DMZ:
The DMZ Host is a local computer exposed to the Internet. When setting a particular
internal IP address as the DMZ Host, all incoming packets are checked by the Firewall and
NAT algorithms, it is then passed to the DMZ host when a packet received does not use a
port number in use by any other Virtual Server entries.
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5.3.6.3 ALG
Controls enable or disable various protocols over application layer.
For example, SIP ALG:
Enable:
When SIP phone need ALG to pass through the NAT.
Disable:
When SIP phone included NAT-Traversal algorithm. Turn off the SIP ALG.
1. If you disable the NAT option in the WAN-ISP section, the Virtual
Server function becomes invalid.
2. If the DHCP server option is enabled, you have to be very careful in
assigning the IP addresses of the virtual servers in order to avoid
conflicts. The easiest way of configuring Virtual Servers is to manually
assign a static IP address to each virtual server PC, with an address
that does not fall into the range of IP addresses that are issued by the
DHCP server. You can configure the virtual server IP address
manually, but it must still be in the same subnet as the router.
Attention
Using port mapping does have security implications, since outside users
are able to connect to PCs on your network. For this reason you are
advised to use specific Virtual Server entries just for the ports your
application requires instead of simply using DMZ or creating a Virtual
Server entry for “All” protocols, as doing so results in all connection
attempts to your public IP address accessing the specified PC.
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5.3.7 Wake on LAN
This feature provides greater flexibility for users to turn on / boot the computer of the network
from a remotely site.
MAC Address: Enter the MAC address of the target computer or you can select the MAC
address directly from the Select drop down menu on the right.
: You can select the MAC from this list.
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5.3.8 Time Schedule
The Time Schedule supports up to 16 time slots which helps you to manage your Internet
connection. In each time profile, you may schedule specific day(s) i.e. Monday through
Sunday to restrict or allowing the usage of the Internet by users or applications.
This Time Schedule correlates closely with router’s time, since router does not have a real
time clock on board; it uses the Simple Network Time Protocol (SNTP) to get the current
time from an SNTP server from the Internet. Refer to
Time Zone
for details. You router time
should correspond with your local time. If the time is not set correctly, your Time Schedule
will not function properly.
Name:
A user-define description to identify this time portfolio.
Day in a week:
The default is set from Sunday through Saturday. You may specify the
days for the schedule to be applied.
Start Time:
The default is set at 8:00 AM. You may specify the start time of the schedule.
End Time:
The default is set at 18:00 (6:00PM). You may specify the end time of the
schedule. Select the
Apply
button to apply your changes.
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5.3.9 Advanced
Configuration options within the
Advanced
section are for users who wish to take
advantage of the more advanced features of the router. Users who do not understand the
features should not attempt to reconfigure their router, unless advised to do so by support
staff.
There are seven items within the
Advanced
section:
Static Route, Static ARP, Dynamic
DNS, VLAN, Device Management, IGMP, SNMP Access Control
and
Remote Access.

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