CoreMedia Content Server Manual, Version 7.5.45-10
3.11. Administrating Multi-Site Publishing | 3.11.1. Enabling Multi-Site Publishing

You have to enable multi-site publication before the first start of the Content Management Server. To do so, you have to add the following property to the contentserver.properties file of your Content Management Server.

cap.server.multipleLiveServers=true

	Caution
	It is not possible to switch from an existing single-site system to a multi-site system by simply setting cap.server.multipleLiveServers=true. Please read Section 3.11.4, “Migrate to Multi-Site Management Extension” for a detailed description of the migration process.