Each 2N IP intercom can receive and send one multicast stream without any need for additional licenses. However, if you need your intercom to listen to more multicast sources – maybe up to five at once (or send multicast to different addresses), then you will need an Enhanced Integration or Gold license, which will allow you to set the required functionality via Automation. Up to version 2.34 (inclusive) you need the license/feature or Gold (if it includes it), and from version 2.35 onwards they are part of the Gold license. Such scenario may be useful, for example, in an area with several multi-storey buildings with several departments, where:
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