[RIIM] How many GPIOs does the Border Router have? 9 GPIOs. Last Update: September 29, 2021 September 29, 2021 324 RIIM Q&A Related Knowledge Base Posts -[RIIM] Can a child node send a broadcast message?[RIIM] Can I send a message directly from one node to another node in the network, without the message being routed through the Border router?[RIIM] Is there a tool that we can we use to check the network quality (measuring the RSSI)?