cannot get network delay

[MoeMoeSirin]

my command:
sudo docker run -d -it -e EULA=TRUE -e VERSION=1.21.62.01 -p 19132:19132/udp -v ./mc-bedrock-data:/data itzg/minecraft-bedrock-server
then I can connect and create world, but ↓

[itzg]

I think I have seen that sometimes where all is good except for the status indicator. I'm guessing it's some kind of issue with the bedrock server software perhaps trying to do a discovery operation that isn't working with containers.