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    Artwork with a very hi density network

    Scheduled Pinned Locked Moved General pfSense Questions
    27 Posts 6 Posters 3.2k Views
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    • DerelictD Offline
      Derelict LAYER 8 Netgate
      last edited by

      Wireless chipsets generally handle the number of associations they do independent of the amount of traffic.

      IIRC on the ruckus gear things like supporting WEP or TKIP reduced the number of associations allowed. WPA2 with AES was the way to go.

      Seems I have seen something like you are looking to do at the olympics.

      Might see if you can find a writeup about what they did.

      Chattanooga, Tennessee, USA
      A comprehensive network diagram is worth 10,000 words and 15 conference calls.
      DO NOT set a source address/port in a port forward or firewall rule unless you KNOW you need it!
      Do Not Chat For Help! NO_WAN_EGRESS(TM)

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      • W Offline
        W4RH34D
        last edited by

        @Derelict:

        Wireless chipsets generally handle the number of associations they do independent of the amount of traffic.

        IIRC on the ruckus gear things like supporting WEP or TKIP reduced the number of associations allowed. WPA2 with AES was the way to go.

        Seems I have seen something like you are looking to do at the olympics.

        Might see if you can find a writeup about what they did.

        No Rube Goldberg machine, then?
        http://blueballfixed.ytmnd.com

        Did you really check your cables?

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        • DerelictD Offline
          Derelict LAYER 8 Netgate
          last edited by

          Someone has far too much time on their hands.

          Chattanooga, Tennessee, USA
          A comprehensive network diagram is worth 10,000 words and 15 conference calls.
          DO NOT set a source address/port in a port forward or firewall rule unless you KNOW you need it!
          Do Not Chat For Help! NO_WAN_EGRESS(TM)

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          • W Offline
            W4RH34D
            last edited by

            Just enjoying the time I'm not spending banging my head on a desk before I moved to pfsense.

            LOL

            OP Are your client devices going to be made?  Meaning do you get to choose the hardware/software in which to accomplish your goal or are you just going to try to use prosumer/consumer gear?
            Do you require full duplex communication to each "node" individually?

            Did you really check your cables?

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            • M Offline
              MicheMuche
              last edited by

              My devices are all going to be the same.
              If possible all made with this very cheap and simple component : ESP8266 (https://en.wikipedia.org/wiki/ESP8266) which can be bought for less than 2$, is compatible with 802.11 b/g/n (only 2.4GHz) and have an integrated GPIO which can handle up to 16 I/O.
              They will definitly all move (located on a hat worn by people) in an open area (no walls, no doors) …
              And once again, all send and receive only a few bytes every 5 seconds with an acceptable delay of 1 sec.

              Regarding the price, I expect a price of 3 to 4$ per device => 3000 to 4000 $ total for the devices.
              What would be the necessary budget for network infrastucture
              To reduce the network infrastructure cost, I would prefer to build my own AP, using old PC's or mini PC's like banana Pi M3 (if that has any sense, sorry I am definitly not an expert in the network area)

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              • johnpozJ Offline
                johnpoz LAYER 8 Global Moderator
                last edited by

                Out of curiosity if some art project that people will were to produce some sort of light show, etc.  Why do they need to be networked?  Couldn't you just program the light pattern/blinking/etc on the devices.

                The AP's as mentioned that can handle 200 plus associations and still function are not consumer routers you pickup and your local computer store.. Your going to need enterprise class AP for that.. That are not cheap.. Build your own??  While possible, prob cheaper sure in the long run.

                Not sure what specific model of ruckus Derelict had in mine but your prob in the 400$ each range for a 3x3 AC.. If he is thinking something like the ZoneFlex R710, which is wave 2, 4x4:4 so its really designed for a high density of clients, etc.. And pretty smoking AP your looking at 8 bills for sure retail.

                An intelligent man is sometimes forced to be drunk to spend time with his fools
                If you get confused: Listen to the Music Play
                Please don't Chat/PM me for help, unless mod related
                SG-4860 24.11 | Lab VMs 2.8, 24.11

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                • DerelictD Offline
                  Derelict LAYER 8 Netgate
                  last edited by

                  On 2.4 you are going to want as few radios as possible and you are still going to have no choice but to double-up on the frequencies.

                  Far less optimistic about that working well on 2.4.

                  Probably at least some used 7982.

                  Chattanooga, Tennessee, USA
                  A comprehensive network diagram is worth 10,000 words and 15 conference calls.
                  DO NOT set a source address/port in a port forward or firewall rule unless you KNOW you need it!
                  Do Not Chat For Help! NO_WAN_EGRESS(TM)

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                  • jahonixJ Offline
                    jahonix
                    last edited by

                    @MicheMuche:

                    …any advice you may have...

                    Hire a guy like Derelict and work with him/that person through your project.

                    That's probably your best bet, given that …
                    @MicheMuche:

                    …I am not an expert in network...

                    Where are you located?

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                    • F Offline
                      FauxShow
                      last edited by

                      It really sounds like this project isn't appropriate for wifi; something like LoRa or other basic RF would be better able to accommodate your device load and far cheaper, especially at scale.

                      brb; gotta reboot my pfsense

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                      • jahonixJ Offline
                        jahonix
                        last edited by

                        @MicheMuche:

                        For several reasons, those objects can not be wired => Wireless communication

                        Do you power all devices by battery as well?
                        There are countless protocols not bound to ethernet with only one or two wires needed for communications.

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