Select Backup Banned Word List .

The DFL-500 NPG downloads the banned word list to a text file on the management computer. You can specify a location to which to download the text file as well as a name for the text file.

You can make changes to the text file and upload it from your management computer to the DFL-500 NPG.

Each banned word or phrase must appear on a separate line in the text file. Use ASCII and western language characters only.

All words are enabled by default. You can optionally follow the word with a space and a 1 another space and a 0 (zero) to enable it and to indicate western language characters.

Select Restore Banned Word List to upload a banned word list to the DFL-500 NPG.

Enter the path and filename of your banned word list text file or select Browse and locate the file.

Select OK to upload the banned word list backup text file.

Select Return to display the restored banned word list.

Blocking access to URLs

To block access to URLs, enable URL blocking and then create a list of URLs to be blocked. You can block all pages on a website by adding its top-level URL or IP address. Alternatively, you can block individual pages on a website by including the the full path and filename of the web page to block.

When the DFL-500 NPG blocks a web page, the user who requested the blocked page receives a block message and the DFL-500 NPG writes a message to the event log.

This section describes:

Configuring URL blocking

Clearing the URL block list

Changing the URL block message

Downloading the URL block list

Uploading a URL block list

Configuring URL blocking

To turn on URL blocking by enabling the URL block list:

Go to Web Filter > URL Block .

Select Enable URL Block to turn on URL blocking.

The DFL-500 NPG now blocks web pages added to the URL block list.

Select New to add an entry to the URL block list.

Type the URL to block.

Enter a top-level URL or IP address to block access to all pages on a website. For example, www.badsite.com or 122.133.144.155 blocks access to all pages on this website.

Enter a top-level URL followed by the path and filename to block access to a single page on a website. For example, www.badsite.com/news.html or 122.133.144.155/news.html blocks the news page on this website.

Do not include http:// in the URL to block.

To block all pages with a URL that ends with badsite.com , add badsite.com to the block list. For example, adding badsite.com blocks access to www.badsite.com , mail.badsite.com , www.finance.badsite.com , and so on.

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D-Link DFL-500 user manual Blocking access to URLs, Configuring URL blocking, Go to Web Filter URL Block