term.clear()
term.setCursorPos(1,1)
args = {...}

if args[1] then
    modem = peripheral.wrap(args[1])
else
    modem = peripheral.find("modem")
end

local dupe = {}
print("----- Rednet Spy by Lucasx150 -----")
modem.open(rednet.CHANNEL_REPEAT)
print("Opened on Channel:", rednet.CHANNEL_REPEAT)
term.setCursorPos(1,5)

while true do
    local _, _, _, replyChannel, message = os.pullEvent("modem_message")
    if not dupe[message.nMessageID] then
        print(replyChannel, " " .. string.char(16) .. " ", message.nRecipient, ":", textutils.serialise(message.message))
        dupe[message.nMessageID] = true
    end
end