docker tag SOURCE_IMAGE[:TAG] TARGET_IMAGE[:TAG]
URL: https://docs.docker.com/engine/reference/commandline/tag/
Use these steps:
1. 拉下原始 filebeat image
docker pull docker.elastic.co/beats/filebeat:7.14.0
2. 另取一個名字
docker tag docker.elastic.co/beats/filebeat:7.14.0 ai.ruten.tw:32767/filebeat:7.14.0
3. 放到內部的 iamge server
docker push ai.ruten.tw:32767/filebeat:7.14.0