[RIIM] What application payload length is supported for uplink and downlink packet? Around 84 Bytes. Last Update: September 29, 2021 September 29, 2021 623 RIIM Q&A Related Knowledge Base Posts -[RIIM] Is there a way to scan all PANIDs in the area?[RIIM] How many mesh hops are supported in RIIM?[RIIM] Does RIIM mesh use flooding for routing downlink messages?