DTMF commands to control EchoLink node 90911 by RF over the repeater
D70 + node number connects to a specific node, station shortcuts are available
D71 Connects to a node at random
D72 Reconnects to last node
D73 Disconnects last node connected
D74 Disconnects all connected nodes
D76 Call CQ: Connect with another EchoLink station using the EchoLink Call CQ feature
D77 Returns an announcement if EchoLink is active (this function is temporarily disabled)
D78 Status - "not connected" means EchoLink is not currently connected to another node, but is available for use
D79 Disable node, contact ka2jai@arrl.net to restart