D-Link Router DIR-300 User Manual

31D-Link DIR-300 User Manual
Section 3 - Configuration
This section will allow you to change the local network settings of the router and to configure the DHCP settings.
LAN Setup
Enter  the  IP  address  of  the  router.  The  default  IP 
address is 1.168.0.1.
If you change the IP address, once you click Apply, 
you  will  need  to  enter  the  new  IP  address  in  your 
browser to get back into the configuration utility.
Enter the Subnet Mask. The default subnet mask is...

3D-Link DIR-300 User Manual
Section 3 - Configuration
Check the box to enable the DHCP server on your 
router. Uncheck to disable this function.
Enter  the  starting  and  ending  IP  addresses  for  the 
DHCP server’s IP assignment.
The length of time for the IP address lease. Enter the 
Lease time in minutes.
Enable DHCP 
Server:
DHCP IP
Address Range:
DHCP Lease
 Time:
DHCP Server Settings
DHCP  stands  for  Dynamic  Host  Control  Protocol.  The 
DIR-300 has a built-in DHCP server. The DHCP...

33D-Link DIR-300 User Manual
Section 3 - Configuration
This section will allow you to configure, update, and maintain the correct time on the internal system clock.
Time and Date
Select the Time Zone from the drop-down menu.
Ticking this checkbox enables Daylight Saving time. 
Click Sync. your computer’s time settings to copy 
your PC’s time settings.
Tick the “Automatically synchronize with D-Link’s 
Internet time server” checkbox and then use the drop-
down menu to select an NTP Server. NTP is short...

3D-Link DIR-300 User Manual
Section 3 - Configuration
This feature allows you to create a list of websites that you want to ei\
ther allow or deny users access.
Parental Control
Select Turn  Parental  Control  OFF, Turn  Parental 
Control ON and ALLOW computers access to ONLY 
these sites, or Turn Parental Control ON and DENY 
computers access to ONLY these sites.
Enter the keywords or URLs that you want to block 
(or allow). Any URL with the keyword in it will be 
blocked.
The schedule of time...

3D-Link DIR-300 User Manual
Section 3 - Configuration
Port Forwarding
This will allow you to open a single port or a range of ports.
Check the box to enabled the rule. 
Enter a name for the rule.
Enter the IP address of the computer on your local 
network that you want to allow the incoming service 
to.
Enter the port or ports that you want to open. If you 
want to open one port, enter the same port in both 
boxes.
Select TCP, UDP, or Any
Rule:
Name:
IP Address:
Start Port/
End Port:
Traffic Type: 

36D-Link DIR-300 User Manual
Section 3 - Configuration
Application Rules
Some applications require multiple connections, such as Internet gaming, video conferencing, Internet telephony and others. These 
applications  have  difficulties  working  through  NAT  (Network Address Translation).  Special Applications  makes  some  of  these 
applications work with the DIR-300.
Check the box to enable the rule. 
Enter a name for the rule.
This is the port used to trigger the application. It can 
be either a...

3D-Link DIR-300 User Manual
Section 3 - Configuration
Access Control
S e l e c t  Tu r n   M A C   F i l t e r i n g   O F F,  Tu r n   M A C 
Filtering ON and ALLOW computers listed to access 
the network, or Turn MAC Filtering ON and DENY 
computers listed to access teh network. 
Enter the MAC address you would like to filter.
To find the MAC address on a computer, please refer 
to the Networking Basics section in this manual.
Select a DHCP client from the drop-down menu and 
click the arrow to...

38D-Link DIR-300 User Manual
Section 3 - Configuration
Check this to enable SPI.
Check this box to enable DMZ.
Enter the IP address of the computer you would like 
to open all ports to.
Choose a name for the firewall rule.
Select to Allow or Deny transport of the data packets 
according to the criteria defined in the rule. 
The  Source/Destination  is  the  TCP/UDP  port  on 
either the LAN or WAN side.
Click Add New to access the Schedules window. See 
Maintenance>Schedules for more information.
Enter...

3D-Link DIR-300 User Manual
Section 3 - Configuration
Set the transmit power of the antennas.
Beacons  are  packets  sent  by  an Access  Point  to  synchronize  a 
wireless network. Specify a value. 100 is the default setting and 
is recommended. 
This  value  should  remain  at  its  default  setting  of 2346.  If 
inconsistent  data  flow  is  a  problem,  only  a  minor  modification 
should be made.
The  fragmentation  threshold,  which  is  specified  in  bytes, 
determines whether packets...

0D-Link DIR-300 User Manual
Section 3 - Configuration
To  use  the  Universal  Plug  and  Play  (UPnP™) 
f e a t u r e   t i c k   t h i s   c h e c k b o x .   U P N P  p r o v i d e s 
compatibility with networking equipment, software 
and peripherals.
Unchecking the box will not allow the DIR-300 to 
respond to Pings. Blocking the Ping may provide 
some  extra  security  from  hackers.  Tick  this 
checkbox to allow the WAN port to be “Pinged”.
You  may  set  the  port  speed  of  the  WAN  port...