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nerd101's avatar
nerd101
Aspirant
Sep 25, 2022

EAX20 constant broadcast to 192.168.1.255

I have a Netgear EAX20 set up and it works fine.  However it constantly sends packets to 192.168.1.255 my lan network is all 10.123

This is flooding my firewall logs.  How can I get this to stop?

 

70252.570000] Firewall: Denied CONN=lan MAC=a8:c0:ea:42:27:80:08:36:c9:e8:88:b8:08:00 src=10.123.123.55 DST=192.168.1.255 LEN=78 TOS=0x00 PREC=0x00 TTL=63 ID=17125 DF PROTO=UDP SPT=137 DPT=137 LEN=58 MARK=0x2

5 Replies

  • michaelkenward's avatar
    michaelkenward
    Guru - Experienced User

    nerd101 wrote:

    I have a Netgear EAX20 set up and it works fine. 


    What else is on the network? Modem? Router?

     

    While many questions about routers are generic and could be answered anywhere, some things need specialist knowledge.

    You might get more help, and find earlier questions and answers specific to your device, in the appropriate section for your hardware. That's probably here:

    WiFi Range Extenders & Nighthawk Mesh - NETGEAR Communities

    Those things are different from the standard Netgear routers covered in this section.

    You might like to search there for messages related to your problem.

     

    Search - NETGEAR Communities – EAX20


    I will ask the Netgear moderator to move your message.

    In the meantime you could visit the support pages:

    Support | NETGEAR

    Feed in your model number and check the documentation for your hardware. Look at the label on the device for the model number.

    Check for various troubleshooting tips.

    You may have done this already. I can't tell from your message.

    I mention it because Netgear stopped supplying printed manuals and CD versions some years ago and people sometimes miss the downloads.

    • nerd101's avatar
      nerd101
      Aspirant

      I forgot to mention.  On my router / firewall I created a separate wifi network just for the generator.  Generac says their wifi needs to be within 25 feet of the wireless router.  Ugh!  I did not want the generator outside my windows when I could run for more then a day.  So bought the Netgear EAX20, configured it and placed it on a shelf I built under a basement window.  The generator now sees it's own special wifi network with good signal strength. (r ur 5nn tu 😃)  There is nothing on this separate wifi network but the generator and the Netgear EAX20.  The Netgear knows the LAN IP addresses all begin with 10.123 aka a private IP just as 192.168 is.  The Netgear understands the LAN ip as it got one for itself via DHCP 10.123.123.55.  I was surprised to see it trying to send packets to 192.168.1.255.  I caught my iMac and my M1 mac mini doing this.  But they only did it once right after an OS update.  Not non-stop several times a minute.

       

      I live out in the country.  A 5.2 acre island in a sea of corn and soybean fields.  My nearest neighbor is slightly over a quarter of a mile away.  The next nearest is close to 3/4 of a mile.  I was thrilled when I moved here to find that the local small Phone COOP had run fiber to my house.  I have a gigabit router and two gigabit 8 port switches all connected by Cat6E.  For a long time the only thing in my house that used wifi was my wife's and my cellphones when we were in house.  Then Iowa winters followed by two Derechos that caused a few long power outages.  The last two were in the winter when the temps outside were way below zero.  I bit the bullet and bought an 18 kw whole house generator.  I has wifi.  I did not want it on the house network so I created a single use wifi network just for it.  There is nothing on that network other then the Generator 10.123.123.60 and the Netgear EAX20 10.123.123.55. 

       

      • nerd101's avatar
        nerd101
        Aspirant

        I have down loaded and read the manual. I have searched the website to no avail.  I don't see anything like this posted by others.  I suspect a lot of others have great incoming rules.  I have almost as many rules watching outgoing packets.