Confirmation

• I have read the wiki

Bug description

display timed out on the server side
IPv6 connection error on the client side

Minecraft version

1.20.1

Mod/Plugin version

1.20.1-2.5.19

Mod/Plugin loader and version

forge 47.3.5

Steps to reproduce

connecting to a Minecraft server using IPv6

Expected behavior

Mods working properly

Log files

latest.logs on the server side
https://gist.github.com/SharwOrange/0edd3305ade990a2afe5cdc4e6b94b63

latest.logs on the client side
https://gist.github.com/SharwOrange/284204cefd80f7c824f02e9d02a772c8

Screenshots

No response

In line 2916 of latest.log on the client side, the correct IPv6 connection should be '[240e:3b1:6c60:1c50:0:0:0:6a1]:25565', not '240e:3b1:6c60:1c50:0:0:0:6a1:25565'

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