不能更改端口的吗？如何更改端口？

[luckypoem]

hi.

root@wh:~# docker run -p 7588:7587 -e PASSWORD=my-pw -e METHOD=aes-256-cfb sunteya/shadowsocks-libev

• exec ss-server -s 0.0.0.0 -p 8388 -k iloveson -m aes-256-cfb -t 300 --fast-open -u
  2018-12-11 01:12:57 INFO: using tcp fast open
  2018-12-11 01:12:57 INFO: UDP relay enabled
  2018-12-11 01:12:57 INFO: initializing ciphers... aes-256-cfb
  2018-12-11 01:12:57 INFO: tcp server listening at 0.0.0.0:8388
  2018-12-11 01:12:57 INFO: udp server listening at 0.0.0.0:8388
  2018-12-11 01:12:57 INFO: running from root user

好像不能更改端口。如何更改端口？
谢谢侬