D-Link D Link 500 B Manual

DSL-500 ADSL Router User’s Guide
56
Advanced Filtering and Firewall (Screen #2)
In the second Advanced Filtering window you can supply a comment or name of
up to 15 characters for the set in the Set Comments
 field. Click the OK
 button
to save the comments, then click on the number of the subset you want to
configure to proceed to the next window. 

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Advanced Filtering and Firewall (Screen #3)
In the third Advanced Filtering window you will define the rule applied for the
chosen subset. Again you can supply a name for the subset in the Comment
 field
and click the box on the right to enable the
 Filter Rule
.
In the Pass or Block 
field select the action to be performed on the IP packets,
the default is Pass Immediately
. All blocked packets will be dropped.
In the Direction
 field choose either In
 or Out 
from...

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in either the Source or Destination row. If there is no port specified in the Start
Port column, the filter rule will be ignored. Use the <
, >
, =
 or ≠
≠≠ ≠
 in the pull down
menu to specify the port or range of ports to be filtered. Use the following guide
to define the port or port range:
<
 : 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...

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Redirect Port Window
The Redirect Port window presents five entry fields. The first field, Comment
can be used to assign an appropriate name to the new route, for our example we
will use the name HTTP Server
. In the Internet Port 
field enter the designated
TCP or UDP protocol port number for the particular protocol packet you wish to
redirect. In our example an incoming HTTP packets use port 80. The local port is
the port used by the designated host on the LAN. In...

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Save Changes
In order to save the configuration changes that have been made to the Router you
must save them to the Router’s non-volatile RAM. You can change any or all of
the configurable settings in one session before you initiate the saving procedure.
If you experience a power loss or reboot the Router before saving, all changes will
have to be reset.
Save Changes Window
When you are ready to save the settings, click the Save Configuration
 button.
A pop-up message...

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Update Firmware
In order to keep pace with changes in ADSL standards and technology the
DSL-500 allows you to easily update the embedded firmware. You may obtain the
latest version of the DSL-500 firmware by logging onto the D-Link web site at
www.dlink.com. If you are connected to the Internet, you can access the D-Link
web site by clicking on the blue URL in the Update Firmware window.
Update Firmware Window
The Update Firmware window lists the version of the...

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Summary Statistics
Click on the Summary button for a concise presentation of various Router
statistics.
Summary
This page provides summary statistics of the various features of the Router. The
list includes: PPPoE Login
, PPPoE Information
 (when using PPPoE
connection method), PVC
, Connection Method
, DHCP Configuration
 and
NAT Configuration
. 

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6
LAN Setup
The Router allows many possibilities for network layout. This gives the network
administrator much flexibility to decide how best to use it. One of the most
important decisions for the network administrator involves IP addressing on the
LAN. The easiest choice in most cases is to let the Router take care of it for you
using DHCP, which is done by default. This chapter discusses the various
alternatives for IP address assignment using the Router.
Assigning...

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64
 Default Addressing Example
HostIP Address Subnet Mask Gateway IP
Router192.168.0.1 255.255.255.0
Computer #1192.168.0.2 255.255.255.0 192.168.0.1
Computer #2192.168.0.3 255.255.255.0 192.168.0.1
Computer #3192.168.0.4 255.255.255.0 192.168.0.1
Please note that when using the default IP address as in the above example, the
first three numbers in the IP address must always be the same with only the
fourth number changing (for a Class C network). This is because the...

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Connect a standard RS-232 (DB-9 to DB-9) cable to the Router’s RS-232 port on
the rear panel, connect the other end to a PC with a terminal emulation program
already installed. Power on the Router and launch the emulation program. The
terminal emulator will display system information while the unit undergoes self-
testing. When 192.168.0.1>
 appears on the screen the unit has completed its
self-test. In this mode, the default IP address 192.168.0.1 and an angle...