概念
Centralized Licensing Overview
Device Administrator is used to manage Centralized Licensing on EcoStruxure BMS servers. Centralized Licensing is the main Licensing feature in EcoStruxure Building Operations.
From version 7.0 a new way of licensing is used. Device Administrator is used to handle most of the licenses.
All 7.0 and later EcoStruxure Building Operation BMS servers uses centralized licensing.
All pre 7.0 EcoStruxure Building Operation BMS servers uses the old licensing.
Centralized Licensing Top Server Concept
Central licensing is administered from the top server in the system using Device Administrator. When the top server is added to Device Administrator you can assign and activate all licenses required on your system from Device Administrator.
有关更多信息，请参阅 Top Server Concept .
Multi-version System
A multi-version system uses both the old, pre 7.0 version, licensing system and Centralized Licensing.
有关更多信息，请参阅 Multi-version System Licensing .
Upgrading
In a multi-version system running 7.0 and 6.0 and earlier version you must upgrade License Administrator if you want to use the editors and clients. 有关更多信息，请参阅 Editors and Clients That Uses Licenses Administered by License Administrator .
After the upgrade to 7.0 you must install new licenses for all other products and features using Device Administrator.
Software and Features that Require Licenses
A number of software and features need licenses.
有关更多信息，请参阅 Software and Features that Require Licenses .
Entitlements, Products, and Licenses
Licenses are bought as products and delivered in Entitlements. An Entitlement is a container that can contain several products. The products contain the licenses and they can differ in quantity and contents.
EcoStruxure BMS Centralized Licensing Workflow
Use one of these workflows, depending on if the field servers are connected or not connected to the Internet.
有关更多信息，请参阅 Centralized Licensing on EcoStruxure BMS Servers Connected to Internet Workflow .
有关更多信息，请参阅 EcoStruxure BMS Server Licensing on Servers not Connected to Internet Workflow .
Certificates
It is recommended to use HTTPS for the communication between Device Administrator and the EcoStruxure BMS servers when you manage licenses.
有关更多信息，请参阅 Certificates Managed using Device Administrator .
Return Licenses on Field Servers
You can return licenses from EcoStruxure BMS servers.
有关更多信息，请参阅 Return Licenses on EcoStruxure BMS Servers .
Software and Features that Require Licenses
Top Server Concept
Centralized Licensing on EcoStruxure BMS Servers Connected to Internet Workflow
Centralized Licensing on EcoStruxure BMS Servers Connected to Internet Workflow
EcoStruxure BMS Server Licensing on Servers not Connected to Internet Workflow
Certificates Managed using Device Administrator
Return Licenses on EcoStruxure BMS Servers
Multi-version System Licensing