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    How to Find Port Number to connect to WiFi Network using socket.connect(). OSError: [Errno 104] ECONNRESET

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    pycomsocketwipy3.0wlanoserror
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    • J Offline
      jc_serg
      last edited by

      Using a WiPy 3.0 and Expansion board, I am looking to connect to Wifi Networks using WLAN() and calculate the ping between the WiPy and the network using Socket. I can connect to Wifi just fine, but when opening a socket to connect to the network I get the error OSError: [Errno 104] ECONNRESET after socket.connect() is run. I believe it is because I am using the wrong port number, but I don't know how to find the correct port between the two. Does anyone know how to find the right port number, or know of a better way to ping the network.

      Here is my code:

      from network import WLAN
      import time
      import socket
      import ssl
      import machine
      
      wlan = WLAN(mode=WLAN.STA)
      
      #Scan networks
      networks = wlan.scan()
      for network in networks:
      	if network.ssid=='WIFI NAME':
      		print('Wifi found...')
      		wlan.connect(ssid=network.ssid, auth=(network.sec, 'WIFI PASSWORD),timeout=500)
      		while not wlan.isconnected():
      			machine.idle()
      if wlan.isconnected():
      	print('WLAN Connected!')
      
      config = wlan.ifconfig()
      ip = config[0]
      port = 80
      addinfo = socket.getaddrinfo( ip , port)[0][-1]
      
      print('Preparing Socket...')
      s = socket.socket() #Prepare socket
      #s.setblocking(False)
      #s = ssl.wrap_socket(s)
      
      print('Opening Socket...')
      start = time.ticks_ms() #Start Time
      try:
          s.connect(addinfo) #ERROR THROWN HERE OSError: [Errno 104] ECONNRESET
      except OSError as e:
          if str(e) == '199':
              print("In Progress")
          else:
              raise e
      
      rec = s.recv(1024)
      s.close()
      elapsedTime = time.ticks_diff(start,time.ticks_ms()) #calculate elapsedTime``= ping
      robert-hhR 1 Reply Last reply Reply Quote 0
      • robert-hhR Offline
        robert-hh @jc_serg
        last edited by

        @jc_serg If you are looking for a ping.py script: there is one here: https://gist.github.com/91cc8979e33e82af6d99ec34c38195fb.git

        1 Reply Last reply Reply Quote 0

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