Server: 127.0.0.11
Address: 127.0.0.11:53
Non-authoritative answer:
*** Can't find tasks.busybox2: No answer
原因：新版busybox鏡像的問題，使用舊版本即可，如1.28.3版
docker service create --name busybox1 --network test busybox:1.28.3 sleep 100000000
docker exec -it busybox1.1.hv79nsq0vw4b20dy17oed7gil nslookup tasks.busybox2
