local host, port = "meteo.ulgrad.ru", 4999
local socket = require("socket")
local tcp = assert(socket.tcp())

tcp:connect(host, port);
--note the newline below
tcp:send("thunder!");

while true do
    local s, status, partial = tcp:receive()
    print(s or partial)
    print(status)
    if status == "closed" then break end
end
tcp:close()