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  1. Minecraft: Java Edition
  2. MC-104861

UDP Query Can Exceed MTU

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    • Icon: Bug Bug
    • Resolution: Unresolved
    • None
    • Minecraft 1.10.2, Minecraft 1.11, Minecraft 16w50a, Minecraft 1.13.1, 1.14.4
    • None
    • Plausible
    • Networking

      The UDP query protocol includes a list of all players on the server. For even moderately sized servers it is very easy for this list to exceed the MTU of the network (1500 bytes on the internet). This causes the packet to be dropped and the server to appear offline.

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            md_5 [Mod] md_5
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              Updated:
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