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Forum Discussion

joelphilippage's avatar
Oct 21, 2016
Solved

GS748Tv5 Printer Multicast blocked by Auto DoS

Hi. I recently pruchased a ProSafe Smart Switch. One of the features I wanted was Auto-DoS detection that shuts off ports that are suspected of a DoS attack. Whenever I enable this, the two Lexmark p...
  • DanielZhang's avatar
    Oct 24, 2016

    Hi Joel,

     

    Welcome to NETGEAR community!

     

    I just check packets as your mentioned.:smileyhappy:

    Please try operation as below to work around this case on GS748Tv5.

    --Disable UDP port service in Denial of Service Configuration page

    MDNS-1.png

    The root cause is the special MDNS packets that "Source port must be equal with destination port In MDSN according to RFC6762"

    This option "UDP port" in Auto-DoS will drop these special packets and shutdown the port which receive its.

     

    Let me know if this work around don't work.

     

    Regards,

    Daniel.

     

     

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