Zyxel X650 Router Manual PDF (Setup & Configuration Guide)

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check the ‘select’ box of the IP address you want to delete,

then click ‘Delete Selected’ button. (You can select more

than one IP address).

Delete All (15):

If you want to delete all IP addresses listed here, please

click ‘Delete All’ button.

After you finish with all settings, please click ‘Apply’ (16) button and the

following message will be displayed on your web browser:

Please click ‘Continue’ to return to the previous setup menu and continue with

other setup procedures, or click ‘Apply’ to reboot the router so the settings will

take effect (Please wait about 40 seconds for router to reboot).

If you want to reset all settings on this page back to their previously-saved

values, please click ‘Cancel’ button.

After button is clicked, the following message will be displayed on your web

browser:

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Here are descriptions of each setup item:

Client PC

Please input any text to describe this IP

Description (a):

address (up to 16 alphanumerical characters).

Client PC IP

Please input the starting IP address in the left

address (b):

field, and input the end IP address in the right field to

define a range of IP addresses, or just input the IP

address in the left field to define a single IP address.

a

b

c

d

e

f

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Client PC

Please check all services you want to allow or

Service (c):

deny this IP address to use (you can check multiple

services).

Protocol (d):

If the service you need is not listed above, you can create

a new service on your own. Please select TCP or UDP; if

you are not sure, please select ‘Both’.

Port Range (e):

Please input the port range of the new service here. If

you want to specify port 80 to 90, please input ’80-90’; if

you want to apply this rule on a single port, just input the

port number (i.e. ‘80’).

Add (f):

When you finish with all settings, please click ‘Add’ to

save settings, and you will be brought back to the

previous menu, and the rule you just set will appear in

the current IP filtering table.

If you want to remove all settings on this page, click the ‘Reset’ button.

9.3.2 URL Blocking

If you want to prevent local network computers from accessing certain

websites (like pornography, violence, or anything else you want to block), you

can use this function to stop computers in local network from accessing the

sites you defined here.

This function is useful for parents and company managers.

Please follow these instructions to set URL blocking parameters:

Please click ‘Firewall’ menu on the left of the web management interface, then

click ‘URL Blocking’, and the following message will be displayed on your

web browser:

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Here are descriptions of each setup item:

Enable URL

Check this box to enforce URL Blocking;

Blocking (1):

uncheck it to disable URL Blocking.

URL/Keyword (2):

Input the URL (host name or IP address of website, like

http://www.blocked-site.com

or

http://11.22.33.44

), or a

keyword contained in the URL (like pornography,

cartoons, stocks, etc.).

Add (3):

Click ‘Add’ button to add the URL / keyword to the URL /

Keyword to filtering table.

Reset (4):

Click ‘Reset’ to remove the value you inputted in the

URL/Keyword field.

Current URL

All existing URL/Keywords in filtering

Blocking Table (5):

table will be listed here.

Delete (6):

If you want to delete a specific URL/Keyword entry,

check the ‘select’ box of the MAC address you want to

delete, then click ‘Delete Selected’ button. (You can select

more than one MAC address).

Delete All (7):

If you want to delete all URLs/Keywords listed here,

please click ‘Delete All’ button.

2

3

4

5

6

7

8

9

1

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123

Reset (8):

You can also click ‘Reset’ button to unselect all

URLs/Keywords.

After you finish with all settings, please click ‘Apply’ (9) button, and the

following message will be displayed on your web browser:

Please click ‘Continue’ to return to the previous setup menu and continue with

other setup procedures, or click ‘Apply’ to reboot the router so the settings will

take effect (Please wait about 40 seconds for router to reboot).

If you want to reset all settings on this page back to their previously-saved

values, please click the ‘Cancel’ button.

9.3.3 DoS Attack Prevention

Denial of Service (DoS) is a common attack measure, transmitting a great

amount of data or requests to your Internet IP address and server, making the

Internet very slow and possibly stopping the server from responding because it

is not capable of handling so much traffic.

The X650 has a built-in DoS attack prevention mechanism; when you activate

it, the router will stop the DoS attack for you.

Please follow these instructions to set DoS prevention parameters:

Please click ‘Firewall’ menu on the left of the web management interface, then

click ‘DoS’, and the following message will be displayed on your web

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