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Web-based Management (continued)
Protocol-
Select
IGMP
,
TCP
,
UDP
or
All
to pass or block packets of that
protocol type.
Source-
Type in the source IP Address and select the Subnet Mask to pass
or block packets from that IP Address.
Destination-
Type in the destination IP Address and select the Subnet Mask
to pass or block packets destined to that IP Address.
Port Filter Rule-
UDP and TCP packets only. Select a range of ports to
pass or block.
Use the following guide to define the port or port range (Start
Port and End Port):
Comment-
Type in an
appropriate identifying
comment for the rule.
Pass or Block-
Select
Pass
or
Block
to
perform this action on
packets as defined
below.
Direction-
Select
In
or
Out
to pass or block
packets coming in or
going out of the
network.
Firewall Rules (continued)
< :
specifies the port numbers less than and equal to the Start Port
number
> :
specifies the port numbers greater than and equal to the Start Port
number
= :
sets the port number equal to the Start Port if there is no End Port
specified; if an End Port number is specified, this defines a range of
ports to filter. The range is defined as the port numbers between the Start
Port and End Port, including the Start and End Port numbers.
≠
:
the port number does
not equal the Start Port if there is no End Port
specified; if an End Port number is specified, this defines a range of
ports
not to filter. The range is defined as the port numbers between
the Start Port and End Port, including the Start and End Port numbers.
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TCP Flag -
Select enabled or disabled to enable or disable the filter rule as
defined in the menu.
TCP Packet Options -
Optional TCP packet options include: Acknowledgement,
Push, Reset, SYN, and FIN. Consult a certified technician before selecting any
of these advanced options.
Filter Rule State -
Select enabled or disabled to enable or disable the filter
rule as defined in the menu.
Click
Save
or click
Clear
to Save or Clear the settings.
Web-based Management (continued)
Firewall Rules (continued)
MAC Filter
MAC (Media Access
Control) Filters are
used to deny or allow
LAN (Local Area
Network)
computers from
accessing the Internet
and network by their
MAC address.
Click the edit icon on the window above to access the
MAC Filter
window,
shown on the following page:
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Web-based Management (continued)
MAC Filter (continued)
The items on this
window are described
below:
Index -
This is the
index number that you
are editing (1-16).
MAC Address -
Enter
the MAC address of the
client that will be
filtered.
State -
This toggles Disable and Enable for the MAC address filtering function
for this index.
Click the
Save
button to save the settings.
Configure Pass Through Mode
The device supports VPN
(Virtual Private Network)
pass-through for both
PPTP (Point-to-Point
Tunneling Protocol) and
IPSec (IP Security). Once
VPN pass-through is
enabled, there is no need
to open up virtual
services. Multiple VPN
connections can be made
through the device. This
is useful when you have
many VPN clients on the
LAN.
PPTP Pass Through / IPSec Pass Through -
This toggles Disable and
Enable for the Pass Through function.
Click the
Save
button to save the settings.
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Web-based Management (continued)
Statistics > WAN Internet Connection Statistics
This window displays
a variety of WAN
Connection statistics.
Statistics > Phone Port Statistics
This window displays
a variety of Phone
Port statistics.
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Web-based Management (continued)
Configuration Restore and Backup
The current system
settings can be saved
as a file onto the local
hard drive. The saved
file or any other saved
setting file created by
the DVG-1120M can be
uploaded into the unit.
To restore a system
settings file, click on
Browse
to search the
local hard drive for the
file to be used.
To backup the current system settings, click on
Backup
and the following window
will appear:
Click on the
Save
button and select the
location on your hard
drive to save the file to.
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