[RIIM] What application payload length is supported for uplink and downlink packet? Around 84 Bytes. Last Update: September 29, 2021 September 29, 2021 1236 RIIM Q&A Related Knowledge Base Posts -[RIIM] How many nodes can a RIIM network have?[RIIM] In case the customer needs to have a backup gateway, can RIIM be operated with two gateways or more gateways in one network?[RIIM] If one node in the network is un-powered (like when I change battery), how long time will it be until it joins the network again when powered?