Update README.md

README.md

 ### 说明
 #####oracle环境
 ```
-170.2.229.213:1522 oracle12c docker
+170.2.229.222:1522 oracle12c docker
 ```
 
 #####应用
 ```
-170.2.229.211
+170.2.229.222
 /opt/xwsq
 pm2 配置文件/opt/processes.json
 pm2 日志文件/opt/logs
 ```
+
+### 开放防火墙
+```
+firewall-cmd --list-ports
+firewall-cmd --add-port 4085/tcp
+```
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