The licensing model in Parallels Plesk Automation 11.5 is described in this article: Parallels Plesk Automation licensing.
Parallels Plesk Automation (PPA) requires the following licenses to be installed on the Management Node and Service Nodes:
Main PPA license - This license starts with "PPA" and has this format: PPA.12345678.1234. It should be installed on the Management Node only.
- Parallels Plesk Panel license - This license starts with "PLSK" and has this format: PLSK.12345678.1234. In terms of PPA, it is an additional license.
Note: PPA only accepts Lease Parallels Plesk Panel Unlimited keys for dedicated servers.
Operations with licenses are performed in License Manager:
PPA Administration Panel > License & Security > License Manager
- Switch to the Main License tab to manage the main PPA license.
- Switch to the Additional Licenses tab to manage Service Node licenses.
Additional Parallels Plesk Panel licenses should be installed on:
- PPA Management Node
- All Service Nodes added in PPA that act as:
- Apache Web Server Node
- IIS Web Server Node
- Postfix Mail Server Node
Note: DNS or Database Service Nodes do not require an Additional License to be installed, except in cases where this server has additional services from the list above.
To find your PPA license number, use the following article:
#114980 How can I find Parallels Plesk Automation license key number?