элемент управления интеграции с приложением(A user interface control that can be added to Microsoft CRM entity forms and within the application toolbar or navigation area of an entity form. These controls are configured in XML within ISV.Config and are designed to allow the inclusion of functionality from another web application within Microsoft CRM. There are three types of client extension controls: Menu Items, Buttons, Entity Form Navigation areas)
интеграционная структура AIF Application Integration Framework(A framework that enables companies to integrate and communicate electronically with other business processes and trading partners. The Application Integration Framework supports business-to-business (B2B) and application-to-application (A2A) integration scenarios)