Cisco E2100L User Guide - Page 35

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Linksys E2100L 6. Decide which days and what times you want this policy to be enforced. Select the individual days during which the policy will be in effect, or select Everyday. Then enter a range of hours and minutes during which the policy will be in effect, or select 24 Hours. 7. You can block websites with specific URL addresses. Enter each URL in a separate Website Blocking by URL Address field. 8. You can also block websites using specific keywords. Enter each keyword in a separate Website Blocking by Keyword field. 9. You can filter access to various services accessed over the Internet, such as FTP or telnet. (You can block up to three applications per policy.) From the Applications list, select the application you want to block. Then click the >> button to move it to the Blocked List. To remove an application from the Blocked List, select it and click the

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32
Advanced Wireless-N Router
Linksys E2100L
Chapter 3: Advanced Configuration
6° Decide which days and what times you want this
policy to be enforced° Select the individual days during
which the policy will be in effect, or select
Everyday
°
Then enter a range of hours and minutes during which
the policy will be in effect, or select
24 Hours
°
7° You can block websites with specific URL addresses°
Enter each URL in a separate
Website Blocking by URL 
Address 
field°
8°
You can also block websites using specific keywords°
Enter each keyword in a separate
Website Blocking by 
Keyword
field°
9° You can filter access to various services accessed
over the Internet, such as FTP or telnet° (You
can block up to three applications per policy°)
From the Applications list, select the application you
want to block° Then click the
>>
button to move it to
the Blocked List° To remove an application from the
Blocked List, select it and click the
<<
button°
10° If the application you want to block is not listed or you
want to edit a service’s settings, enter the application’s
name in the
  Application  Name
field° Enter its range
in the
Port  Range
fields° Select its protocol from the
Protocol
drop-down menu° Then click
Add
°
To modify a service, select it from the Applications
list° Change its Application Name, Port Range, and/or
Protocol setting° Then click
Modify
°
To delete a service, select it from the Applications list°
Then click
Delete
°
11° Click
Save Settings
to save the policy’s settings, or
click
Cancel Changes
to clear the changes°
Applications and Gaming > Single Port
Forwarding
The
  Single  Port  Forwarding
screen allows you to customize
port services for various applications°
When users send these types of requests to your network
via the Internet, the Router will forward those requests to
the appropriate computers (also called servers)° Before using
forwarding, you should assign static IP addresses to the
designated computers (use the DHCP Reservation option on
the
Basic Setup
screen; refer to
DHCP Reservation
,
page 14
)°
Applications and Gaming > Single Port Forwarding
Single Port Forwarding
Preset applications are available for the first five entries°
For each entry, complete the following:
Application Name
Select the appropriate application°
To IP Address
Enter the IP address of the computer that
should receive the requests° If you assigned a static IP
address to the computer, then you can look up its static IP
address; refer to
DHCP Reservation
,
page 14
°
Enabled
Select
Enabled
to enable port forwarding°
You can customize entries for additional applications° For
each entry, complete the following:
Application Name
Enter the name you wish to give the
application° Each name can be up to 12 characters°
External Port
Enter the external port number used by
the computer or Internet application° Check with the
Internet application documentation for more information°
Internal Port
Enter the internal port number used by the
computer or Internet application° Check with the Internet
application documentation for more information°
Protocol
Select the protocol(s) used for this application,
TCP
(Transmission Control Protocol),
UDP
(User Datagram
Protocol),or
Both
°
To IP Address
Enter the IP address of the computer that
should receive the requests° If you assigned a static IP
address to the computer, then you can look up its static IP
address; refer to
DHCP Reservation
,
page 14
°
Enabled
Select
Enabled
to enable port forwarding°
Click
Save Settings
to apply your changes, or click
Cancel
Changes
to clear your changes°