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    Won't connect to Wifi (but it used too…)

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    • gzcwnkundefined
      gzcwnk
      last edited by

      My wifiduet has also just stopped doing wifi 😞

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      • GeckoBox3Dundefined
        GeckoBox3D
        last edited by

        I can confirm that Unplugging the phillips Hue helped ALOT…. But not completely....

        I can now connect 50% of the time, but there are still a lot of disconnects / not connecting at all. I'll experiment by taking away the chromecast next... If that doesn't work then I will try the static IP addresses as already stated / check for conflicting IP addresses. I don't have a busy router though, only 7 devices connected at any given time, 4 of those being normal internet devices (laptops, phones etc...) so not sure how much any of this will make a difference.

        I'm also a wifi noob, so the idea of shuffling frequencies, allocating static IP addresses etc is all very new/unknown to me. Expect this to become my ranting thread very soon.

        I can't help but think there is an easier way forward though.... With all the IoT devices out there now, surely a lot of duet users are suffering?

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        • torgeundefined
          torge
          last edited by

          Hallo,
          if have similar Problems with my duetwifi. After 4 month of usage the duetwifi lost the wifi connection from time to time. Now the wifi seems to run but the machine is not able to connect. If i ping the machine only the first ping works.
          This look like this.

          ping duetwifi
          PING duetwifi.fritz.box (10.10.10.41) 56(84) bytes of data.
          64 bytes from DeltaDrucker.fritz.box (10.10.10.41): icmp_seq=1 ttl=128 time=7.58 ms

          –- duetwifi.fritz.box ping statistics ---
          13 packets transmitted, 1 received, 92% packet loss, time 12002ms
          rtt min/avg/max/mdev = 7.588/7.588/7.588/0.000 ms

          Connection via Pronterface work.

          SENDING:M552 S1
          WiFi server starting up
          DuetWiFiServer version 1.03 (ch fork)
          Flash size 4194304, free RAM 32840 bytes, WiFi Vcc 3.08V, host name: duetwifi, reset reason: Turned on by main processor
          WiFi server connected to access point SweetHome, IP=10.10.10.41, signal strength=-66dBm

          Whats on with the wifi interface? I think it is an electronic failure, I am right?

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          • dc42undefined
            dc42 administrators
            last edited by

            It could be a failure of the WiFi module. But I think it more likely that the Duet is competing with other devices to be heard by the router. If you move the printer closer to your router, does it connect reliably?

            Duet WiFi hardware designer and firmware engineer
            Please do not ask me for Duet support via PM or email, use the forum
            http://www.escher3d.com, https://miscsolutions.wordpress.com

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            • Mikeundefined
              Mike
              last edited by

              Had exact same thing - did you try clearing all of your browser cache?

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              • torgeundefined
                torge
                last edited by

                Hi David,
                i put the printer as near as possible to the wifi router so the signal strength goes up to -30dBm. I also disable most of our wifi-device but nothing happens. If i ping the machine only the first ping received an answer all other packet are lost. Is it possible and does it make sense to connect an external antenna?

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                • torgeundefined
                  torge
                  last edited by

                  Hi David,
                  i put the printer as near as possible to the wifi router so the signal strength goes up to -30dBm. I also disable most of our wifi-device but nothing happens. If i ping the machine only the first ping received an answer all other packet are lost. Is it possible and does it make sense to connect an external antenna?

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                  • dc42undefined
                    dc42 administrators
                    last edited by

                    It does sound as though the wifi module may have developed a fault, or else you have hit an obscure bug i the wifi firmware. The two courses of action I can think of are:

                    • Try the new 1.19 beta6 release of DuetWiFiFirmware and the associated 1.09 beta 1 release of DuetWiFiServer (see https://duet3d.com/wiki/DuetWiFiFirmware_1.19beta for important information); or
                    • Replace the WiFi module

                    Duet WiFi hardware designer and firmware engineer
                    Please do not ask me for Duet support via PM or email, use the forum
                    http://www.escher3d.com, https://miscsolutions.wordpress.com

                    1 Reply Last reply Reply Quote 0
                    • selva_tviundefined
                      selva_tvi
                      last edited by

                      @torge:

                      Hallo,
                      if have similar Problems with my duetwifi. After 4 month of usage the duetwifi lost the wifi connection from time to time. Now the wifi seems to run but the machine is not able to connect. If i ping the machine only the first ping works.
                      This look like this.

                      ping duetwifi
                      PING duetwifi.fritz.box (10.10.10.41) 56(84) bytes of data.
                      64 bytes from DeltaDrucker.fritz.box (10.10.10.41): icmp_seq=1 ttl=128 time=7.58 ms

                      –- duetwifi.fritz.box ping statistics ---
                      13 packets transmitted, 1 received, 92% packet loss, time 12002ms
                      rtt min/avg/max/mdev = 7.588/7.588/7.588/0.000 ms

                      Connection via Pronterface work.

                      SENDING:M552 S1
                      WiFi server starting up
                      DuetWiFiServer version 1.03 (ch fork)
                      Flash size 4194304, free RAM 32840 bytes, WiFi Vcc 3.08V, host name: duetwifi, reset reason: Turned on by main processor
                      WiFi server connected to access point SweetHome, IP=10.10.10.41, signal strength=-66dBm

                      Whats on with the wifi interface? I think it is an electronic failure, I am right?

                      I got the same weird problem. I used DUET wifi 1 month back. After that I used the 3d printer today only. Initially the DUET Wifi was not connecting. I found this thread and thought the Wifi module is not working. I moved my printer closer to the router and used pronterface. I reset the wifi by M551 S0 and again used M551 S1 and found the signal strength=-48dBm.

                      It gave the IP of 192.168.0.5, but nowhere I was able to connect to this IP.

                      One of my PC's was connected to the router through ethernet cable. From that PC, I used Chrome browser and typed 192.168.0.5, and voila.. It worked. I am surprised by the behaviour of DUET Wifi. Eventhough the Wifi board is very good, like others we are also facing too much problems. Next we should go only to the Duet Ethernet.

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                      • torgeundefined
                        torge
                        last edited by

                        I solved "my" Problem!
                        After I almost went mad, I restart my Fritzbox 7390 (in Germany a very popular Wifi router) the first time after 3 months. I can not believe it but the DuetWifi-Board is now easily accessible again. Can it be that the Wifi router masked the DuetWifi board as unsafe?

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                        • torgeundefined
                          torge
                          last edited by

                          I solved "my" Problem!
                          After I almost went mad, I restart my Fritzbox 7390 (in Germany a very popular Wifi router) the first time after 3 months. I can not believe it but the DuetWifi-Board is now easily accessible again. Can it be that the Wifi router masked the DuetWifi board as unsafe?

                          1 Reply Last reply Reply Quote 0
                          • dc42undefined
                            dc42 administrators
                            last edited by

                            There was a case recently of a router apparently blocking the MAC address of a wired Ethernet connection. So this does happen. My best guess is that if you get an IP address conflict, the router blocks one of the two Mac addresses involved.

                            Duet WiFi hardware designer and firmware engineer
                            Please do not ask me for Duet support via PM or email, use the forum
                            http://www.escher3d.com, https://miscsolutions.wordpress.com

                            1 Reply Last reply Reply Quote 0
                            • dc42undefined
                              dc42 administrators
                              last edited by

                              There was a case recently of a router apparently blocking the MAC address of a wired Ethernet connection. So this does happen. My best guess is that if you get an IP address conflict, the router blocks one of the two Mac addresses involved.

                              Duet WiFi hardware designer and firmware engineer
                              Please do not ask me for Duet support via PM or email, use the forum
                              http://www.escher3d.com, https://miscsolutions.wordpress.com

                              1 Reply Last reply Reply Quote 0
                              • torgeundefined
                                torge
                                last edited by

                                I use fixed IP addresses for all devices on my router. But after rebooting the router i see a new firmware on it. Maybe the automatic installation of the router does not work reliably. A hardware reset seem from time to time not to harm, please excuse the stupid error.

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                                • dc42undefined
                                  dc42 administrators
                                  last edited by

                                  It's not a stupid error, IMO we have every right to expect routers to just work.

                                  Duet WiFi hardware designer and firmware engineer
                                  Please do not ask me for Duet support via PM or email, use the forum
                                  http://www.escher3d.com, https://miscsolutions.wordpress.com

                                  1 Reply Last reply Reply Quote 0
                                  • IdefixRCundefined
                                    IdefixRC
                                    last edited by

                                    Hi guys,

                                    have a similar problem with my new DuetWifi board.
                                    Connects fine when powered up and is accessible. After a few minutes - e.g. 40 min into a print - it can not be pinged anymore or accessed through the webpage. Restarting the machine brings it back immediately.
                                    When I enter M551 S0 on the PanelDue Console I get Wifi Server disabled, when I enter M551 S1 however I do not get any readout on the console. Not sure if that is normal or not (for the Panel).

                                    Once additional point: I used the accesspoint method to get it connected and left the network settings in the reprap configurator empty (only entered the machine name). Could that be the issue?

                                    Help is very much appreciated.

                                    Thanks,
                                    Eric

                                    1 Reply Last reply Reply Quote 0
                                    • IdefixRCundefined
                                      IdefixRC
                                      last edited by

                                      Hi guys,

                                      have a similar problem with my new DuetWifi board.
                                      Connects fine when powered up and is accessible. After a few minutes - e.g. 40 min into a print - it can not be pinged anymore or accessed through the webpage. Restarting the machine brings it back immediately.
                                      When I enter M551 S0 on the PanelDue Console I get Wifi Server disabled, when I enter M551 S1 however I do not get any readout on the console. Not sure if that is normal or not (for the Panel).

                                      Once additional point: I used the accesspoint method to get it connected and left the network settings in the reprap configurator empty (only entered the machine name). Could that be the issue?

                                      Help is very much appreciated.

                                      Thanks,
                                      Eric

                                      1 Reply Last reply Reply Quote 0
                                      • dc42undefined
                                        dc42 administrators
                                        last edited by

                                        It's M552 you need to use, not M551.

                                        Duet WiFi hardware designer and firmware engineer
                                        Please do not ask me for Duet support via PM or email, use the forum
                                        http://www.escher3d.com, https://miscsolutions.wordpress.com

                                        1 Reply Last reply Reply Quote 0
                                        • IdefixRCundefined
                                          IdefixRC
                                          last edited by

                                          Thanks. To update, my issues went away after I updated the router. Happily pushing stuff over to the duetwifi now 😉

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