Limiting YouTube bandwidth for fortios 3.0

Limiting bandwidth requires two steps

Create an address name for youtube.com

Create a traffic shaping firewall policy

This policy will only affect traffic between users and YouTube, while not affecting the rest of the Internet traffic. Ensure the policy is higher in the list than the policy controlling user traffic to the Internet.

Create an address name

Create an address name for YouTube.com.

To create an address

Go to Firewall > Address.

Select Create New.

Enter the Name of YouTube

Select the Type as FQDN.

Enter the YouTube URL.

Create a traffic shaping firewall policy

To create the firewall policy

Go to Firewall > Policy.

Select Create New.

Set the Source interface and address to the same settings as the policy you have that allows users to access the Internet.

Set the destination address to the address created above for YouTube.

Select Traffic Shaping.

Specify the maximum bandwidth you want to allow the policy to use.

Set the remainder of the firewall policy as required.

Select OK
Note that this policy is not per connection. It is the amount total for all users. For example, if you set the bandwidth to 500kb, and there are five users, each user would have 100kb each.