| NFS | 2049 | TCP UDP | 挂载 NFS 时用端口，存放 MySQL, ES snapshot 和 附件 等天每的备份 |
| 服务器之间 22 需要打通 | 22 | TCP | 用来 lsyncd 同步 rec.wj.qq.com 和文件导出目录用, 至少 app server 之间是要通的 |
| Docker Swarm Mode | 2377 | TCP | cluster management communications |
| Docker Swarm Mode | 7946 | TCP UDP | communication among nodes |
| Docker Swarm Mode | 4789 | UDP | overlay network traffic |
| Elasticsearch HTTP | 9200 | TCP | for client |
| Elasticsearch Transport | 9300 | TCP | communication among nodes |
| MySQL Server | 3306 | TCP | |
| Redis Server | 6379 | TCP | |
| HTTP(S) | 80 443 | TCP | |
| Kibana | 5601 | TCP | |
| Grafana | 3000 | TCP | |
| DNS 域名解析 | 53 | TCP UDP | 如果访问外网如 wj.qq.com, 需开通此端口 |