B4R Question ESP8266 Sockets

Sub Process_Globals
    Public Serial1 As Serial
    Private wifi As ESP8266WiFi
    Private socket As WiFiSocket
    Private astream As AsyncStreams
End Sub

Private Sub AppStart
    Serial1.Initialize(115200)
    Log("AppStart")
    RunNative("SetSTA", Null)
    Log(wifi.Connect("esp_server"))
    Log(wifi.LocalIp)
    Connect(0)
End Sub

Sub Connect(u As Byte)
    Log("Trying to connect")
    If socket.ConnectIP(Array As Byte(192, 168, 0, 3), 51042) Then
        Log("connected")
        astream.InitializePrefix(socket.Stream, False, "astream_NewData", "astream_Error")
        astream.Write("hello!!!")
    Else
        CallSubPlus("Connect", 1000, 0)
    End If
End Sub

#if C
void SetSTA(B4R::Object* o) {
   WiFi.mode(WIFI_STA);
}
#end if

Sub astream_NewData (Buffer() As Byte)
    Log("new data: ", Buffer)
End Sub

Sub astream_Error
    Log("error")
End Sub

#TempServer
import sys
import socket

port = 51042
num = 0
s = socket.socket()
s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
s.bind( ('', port) )
s.listen(1)
print("Waiting on Port ", port)
c, a = s.accept()
print ("Server connected to " + str(a))

while True:
    rep = c.recv(1024)
    rep = rep.decode('Utf-8')
    print(rep)
    if rep == 'end':
        sys.exit() 
    num = num + 1
    mess = str(num)
    mess = mess.encode('Utf-8')
    c.send(mess)

astream.InitializePrefix(socket.Stream, False, "astream_NewData", "astream_Error")

astream.Initialize(socket.Stream,  "astream_NewData", "astream_Error")