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Advanced > Firewall
This Router comes equipped
with a firewall. The
Firewall
configuration screen allows
the Router to enforce specific
predefined policies intended
to protect against certain
common types of attacks. To
configure the Router’s firewall,
click the
Advanced
tab at the
top of the screen and then the
Firewall
tab to the left.
Pass or Block
Select the action you want the filter to take when it finds a
packet that meets the criteria entered below.
Protocol
The protocol associated with this IP filter. The user may choose
between
TCP
,
UDP
or
Both
.
Source
Enter the IP address or range of IP addresses that you wish to
block or allow to pass through the router. The Source may be
identified on the LAN side, the WAN side or both by using the
pull-down menu for the Interface heading.
Destination
Enter the IP address or range of IP addresses that you wish to
deny or allow access to the Internet. The
Destination
may be
identified on the
LAN
side, the
WAN
side or
Both
by using the
pull-down menu for the Interface heading. The type of protocol
may also be chosen by using the pull-down menu. The user
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may choose between
TCP
,
UDP,
ICMP
or (*)
Any
. The user
may also select a range of ports of the destination IP addresses
by entering the range under the
Port Range
heading.
Subnet Mask
The subnet mask that corresponds to the IP address above.
Advanced > Routing > RIP Configuration
RIP
−
Routing
Information Protocol
−
specifies how routers
exchange information.
With RIP, routers
occasionally exchange
entire routing tables.
You can select
RIPv1
or
RIPv2
by clicking the
radio button under the
Version
heading, and
then
select On
or
Off
by
clicking the radio button
under the
State
heading.
LAN RIPv1
Select RIPv1 or RIPv2 for use by the router on your LAN.
LAN RIPv2
Select RIPv1 or RIPv2 for use by the router on your LAN.
WAN RIPv1
Select RIPv1 or RIPv2 for use by the router on the WAN.
WAN RIPv2
Select RIPv1 or RIPv2 for use by the router on the WAN.
State
Select On or Off to enable or disable RIP on either the LAN or the
WAN
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Advanced > Routing > Static Route
The Routing table, shown to
the right, allows you to enter
static routes between
computers on both the WAN
(Internet) and your LAN.
IP Address
Enter the IP Address of the subnet or device where packets are
to be routed.
Subnet Mask
Enter the subnet mask corresponding to the IP address entered
above
.
Gateway
Enter the IP address of the gateway used for packets that are
to be routed to the IP address entered above.
Interface
Select the WAN (Internet) or LAN interface.
Metric
Enter the number of hops (the number of routers) that packets
will be allowed to cross when being routed to the IP address
entered above.
State
Use this drop-down menu to
Enable
or
Disable
this route.
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Advanced > NAT > NAT Configuration
Network Address
Translation (NAT) is a
method by which the
router translates
between the IP address
your ISP assigns to your
account and the IP
addresses assigned to
the PCs on your LAN.
NAT Interface IP Address
This field displays the current IP address of the LAN side of
the router. All IP address that are translated by the router
will be in the same range as this IP address.
NAT Interface Netmask
This field displays the subnet mask corresponding to the IP
address displayed above
.
NAT Function
Use this pull-down menu to enable or disable NAT on the
router
.
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Advanced > NAT > Dynamic NAT
Network Address
Translation (NAT) is a
method by which the
router translates
between the IP address
your ISP assigns to
your account and the
IP addresses assigned
to the PCs on your
LAN. The Dynamic
NAT entries are
displayed below the
Dynamic NAT
configuration fields.
To edit or delete an
entry, find it on the list
and click either the edit
or delete icon.
Index
This is an index number used to identify this NAT table entry
.
Global IP Start/End
Enter the range of IP addresses that will be assigned to your
Internet account by your ISP
.
Local IP Start/End
Enter the range of IP addresses that you will assign to PCs on
your LAN
.
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19216811.live