(Plesk for Windows) Limiting Bandwidth and The Number of Connections to a Website
To avoid excessive usage of bandwidth and protect your website from denial-of-service attacks, you can limit the bandwidth usage of a website and the number of simultaneous connections to it.
To limit bandwidth usage and the number of connections to a website:
Go to Websites & Domains > the website whose bandwidth and connections you want to limit > the « Hosting & DNS » tab > Bandwidth Limiting.
Next to « Maximum bandwidth usage », clear the « Unlimited » checkbox, and then specify the maximum speed a website can share among all its connections. The speed is measured in kilobytes per second.
Next to « Connections limited to », clear the « Unlimited » checkbox, and then specify the maximum number of simultaneous connections to the website.
Cliquez sur OK.