https://wiki.mikrotik.com/wiki/Manual:Routing/IGMP-Proxy
query-interval (time, 00:00:01 - 01:00:00) : how often to send out IGMP Query messages over > upstream interface
…
interface is called “upstream” if it’s in the direction of the root of the multicast tree. An IGMP forwarding router must have exactly one upstream interface configured. The upstream interface is used to sent out IGMP > membership requests> .
Is it just me, or there is some mistake in Wiki?
Either upstream forwards reports or sends queries and listens for reports, not both.