VMware vSphere Essentials Plus Bundle (v. 4) - product upgrade license - 3 hosts

VMware vSphere 4 Essentials Plus provides an all-in-one solution for small offices to virtualize three physical servers to reduce hardware costs while ensuring superior high application availability and data protection. vSphere Essentials Plus SnS is required. Original FAC or Serial Number w/active Subscription required. VMware vSphere Essentials Plus includes vCenter Server Essentials and ESX or ESXi for 3 hosts, plus the following features: vCenter agents, 4-way vSMP, Update Manager, Data Recovery and High Availability. vSphere Essentials Plus is limited for use on up to 3 hosts and on servers with up to two processors only (max 6 cores per CPU). The server hosts must be managed by the vCenter Server Essentials edition that is provided with this bundle, and that same vCenter Server Essentials edition cannot be used to manage other server hosts not included with this edition.