docker导入镜像后怎么启动

[root@server1 ~]# docker images

REPOSITORY          TAG                 IMAGE ID            CREATED             SIZE

game2048            latest              19299002fdbe        2 years ago         55.5MB

ubuntu              latest              07c86167cdc4        3 years ago         188MB

[root@server1 ~]# docker run -it --name vm2 ubuntu

root@3800b84ec229:/# ls

root@3800b84ec229:/# ip addr   #可以查看到ip

crtl pq退出