[RIIM] How many GPIOs does the Border Router have? 9 GPIOs. Last Update: September 29, 2021 September 29, 2021 1185 RIIM Q&A Related Knowledge Base Posts -[RIIM] Does RIIM support both IPv4 and IPv6? How do I choose between them?[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?[RIIM] Does RIIM mesh use flooding for routing downlink messages?