Rednet Relay

--Constants:

        local redNetSide = "left"
        local senderNum = 0
    local receiverNum = 1

--Variables:

        local senderId, message, distance

--Functions

function netClose()
        rednet.close(redNetSide)
end

function netOpen()
        netClose()
        rednet.open(redNetSide)
end



function getData()
        senderId, message, distance = rednet.receive()
end

--Main Program:

netOpen()
while true do
        getData()
        print(message)
        if senderId == senderNum then
                print("Sending: "..message.." From: "..senderNum.." To: "..receiverNum)
        rednet.send(receiverNum, message)
        senderId, message, distance = 0, "", 0
        end
end