You can also set firewall to protect belkin router from online threats.To set firewall setup follow my blog-How to Set a Firewall on a Belkin Wireless G Router.
Step1: open your web browser and types http://192.168.2.1 into web address filed on the browser and press enter.
Step2: It will open a new page and click on the login hyperlink at the top of the GUI home page. By default, Belkin routers do not have a password. Leave the password field blank and click on the "Submit" link to enter the GUI interface.
Step3: After completing the above steps click on the security hyperlink which is located under the "Wireless" menu.
Step4: Select 64Bit WEP or 128Bit WEP. If you want choose best wireless network then use 64bit
Step5: Select, "Key1" and enter in your new password. Click on the "Apply" hyperlink to save the router settings.
If you want to block unwanted website on a belkin router then follow this article-How to Block Websites on a Belkin Router.
Note: To get technical support on belkin router ,You can reach V tech-squad online technical support at their Toll Free No +1-877-452-9201.