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Fred11's avatar
Fred11
Follower
Nov 01, 2015

fake_udp

I just upgraded to El Capitan and Little Snitch suddenly and continually asks me for permission to connect to fake_udp on port 55.  This seems to occur only when my Netgear Genie program is running.  I suspect that this is ok to allow but can someone confirm and explain what this is all about?

27 Replies

  • Still having the fake_udp problem. And every time I block fake_udp from connecting to internet, Netgear Genie crashes. And the firmware is up to date. :-(

    Mac OS Sierra 10.12.5

    • jw78's avatar
      jw78
      Aspirant

      I'm running OSX 10.12.6 on my Macbook Pro and using Little Snitch 4.0.2 to monitor network traffic and I had not seen the fake_udp connection arise before while using this router and Netgear Genie.  Please confirm what this connection is and what kind of data is being sent and received here once someone here knows.  

      • snapperou812's avatar
        snapperou812
        Aspirant
        I let little snitch block all the fake_udp traffic. I don't remember what data was being moved.
  • So I just got the netgear NightHawk X6 - AC3200 and I'm questioning what this fake UDP thing is all about.  It has my Little Snitch going crazy.  I allowed it for now, but I want to know what the purpose of this program is.  Please message me so that you can put my mind at ease.  Fake UDP just sounds ominous.

    • snapperou812's avatar
      snapperou812
      Aspirant

      I don't know where fake_udp is coming from. I just used little snitch to block the query's untill they stopped. I didn't see them on my iMac (older machine) but they did appear on my new laptop at the time. I went out of the country for a couple of weeks with my laptop and the fake_udp query's did not come back. It might be harmless but don't really know or understand the purpose of the fake_udp. It could be a developer test device software routine. Good luck!

  • Hello, on several occasions my Netgear D6400 router has attempted hundreds of connections to "fake_UDP". I found this post and want to ask if anyone was able to identify the cause/source of these connections? Has there been any resolution to this issue? I am running the latest firmware (1.0.0.74). Insights and recommendations regarding how to put a stop to these connections are appreciated. Thank you!
    • snapperou812's avatar
      snapperou812
      Aspirant
      I don't know why we are hit with these packets. I can say the packets stop coming. It is irritating. But you are up against a "bot" of some sort.