Data Sniffer

local modem = peripheral.wrap("back")
print("Enter Channel:")
local input = tonumber(read())
modem.open(input)
while true do
    local event, modemSide, senderChannel, replyChannel, message, senderDistance = os.pullEvent("modem_message")
    print("["..replyChannel.."] " ..message)
    sleep(1)
end