Belkin Router F5D8231-4 User Manual

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Using the Web-Based Advanced User Interface

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Using the Web-Based Advanced User Interface

Setting WPA-PSK
1.   From the “Security Mode” drop-down menu, select “WPA-PSK 
(no server)”.
2.    For  “Encryption  Technique”,  select  “TKIP”  or  “AES”.  This  setting  will  have  to  be  identical  on  the  clients  that  you  set  up.
3.    Enter  your  pre-shared  key.  This  can  be  from  eight  to  39 characters  and  can  be  letters,  numbers,  or  symbols.  This  same 
key  must  be  used...

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Setting WEP Encryption
Note  to  Mac  users:  The  “Passphrase”  option  will  not  operate  with 
Apple®  AirPort®.  To  configure  encryption  for  your  Mac  computer,  set  the 
encryption  using  the  manual  method  described  in  the  next  section.
1.    Select “128-bit WEP” or “64-bit WEP” from the drop-down menu.
2.    After  selecting  your  WEP  encryption  mode,  you  can  enter  you 
WEP  key  manually...

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Using the Web-Based Advanced User Interface

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Using the Web-Based Advanced User Interface

Using a Hexadecimal KeyA hexadecimal key is a mixture of numbers and letters from A–F  
and 0–9. 64-bit keys are 10 digits long and can be divided into five  
two-digit numbers. 128-bit keys are 26 digits long and can be divided 
into 13 two-digit numbers.
For instance:
AF 0F 4B C3 D4  = 64-bit key
 
C3 03 0F AF 0F 4B B2 C3 D4 4B C3 D4 E7  = 128-bit key
In the boxes below, make up your key by writing in...

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Using the Access Point Mode
Note: This  advanced  feature  should  be  employed  by  advanced  users 
only.  The  Router  can  be  configured  to  work  as  a  wireless  network 
access  point.  Using  this  mode  will  defeat  the  NAT  IP  sharing  feature 
and  DHCP  server.  In  Access  Point  (AP)  mode,  the  Router  will  need 
to  be  configured  with  an  IP  address  that  is  in  the  same  subnet  as 
the...

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Using the Web-Based Advanced User Interface

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Using the Web-Based Advanced User Interface

Setting MAC Address Control 
The MAC address filter is a powerful security feature that allows you  
to specify which computers are allowed on the wireless network.  Note: This list applies only to wireless computers. This list can be 
configured so any computer attempting to access the wireless network 
that is not specified in the filter list will be denied access. When you 
enable this feature, you...

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Setting up an Allow Access List
1.  Select  the  “Allow”  radio  button (1)  to  begin  setting  up  a  list  of 
computers  allowed  to  connect  to  the  wireless  network. 
2.  Next,  in  the  “MAC  Address”  field  that  is  blank (3),  type  in  the 
MAC  address  of  the  wireless  computer  you  want  to  be  able  to 
access  the  wireless  network,  then  click  “

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Using the Web-Based Advanced User Interface

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Configuring the Firewall
Your Router is equipped with a firewall that will protect your network 
from a wide array of common hacker attacks including:
•  IP Spoofing
•  Land Attack Ping of Death (PoD)
•  Denial of Service (DoS)
•  IP with zero length
•  Smurf Attack
•  TCP Null Scan
•  SYN flood
•  UDP flooding
•  Tear Drop Attack
•  ICMP defect
•  RIP defect
•  Fragment flooding
The firewall also masks...

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Configuring Internal Forwarding SettingsThe Virtual Servers function will allow you to route external (Internet) 
calls for services such as a web server (port 80), FTP server (Port 21), 
or other applications through your Router to your internal network. 
Since your internal computers are protected by a firewall, computers 
outside your network (over the Internet) cannot get to them because 
they cannot be “seen”. A...

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Using the Web-Based Advanced User Interface

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Using the Web-Based Advanced User Interface

Setting Client IP FiltersThe Router can be configured to restrict access to the Internet,  
e-mail, or other network services at specific days and times. 
Restriction can be set for a single computer, a range of computers, 
 
or multiple computers. 
To restrict Internet access to a single computer for example, enter 
the IP address of the computer you wish to restrict access to in the 
IP fields 
(1)....

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Enabling the Demilitarized Zone (DMZ)The DMZ feature allows you to specify one computer on your network 
to be placed outside of the firewall. This may be necessary if the 
firewall is causing problems with an application such as a game or 
video conferencing application. Use this feature on a temporary basis. 
The computer in the DMZ is NOT protected from hacker attacks.
To put a computer in the DMZ, enter the last...