Cisco Systems E2000 Network Router User Manual


 
19
Advanced Wireless-N Router
Linksys E2000 Chapter 2: 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 Application
list. Change its Application Name, Port Range, and/or
Protocol setting. Then click Modify.
To delete a service, select it from the Application list.
Then click Delete.
11. Click Save Settings to save the policy’s settings. To
cancel the policy’s settings, click Cancel 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” on page 6).
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” on page 6.
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” on page 6
.
Enabled Select Enabled to enable port forwarding.
Click Save Settings to apply your changes, or click Cancel
Changes to clear your changes.