内网访问正常，已经关闭防火墙，外网访问显示连接超时，能ping通115.159.1.99，但ping不通115.159.1.99:8003.
端口开放状态如下：

Active Internet connections (servers and established)
Proto Recv-Q Send-Q Local Address           Foreign Address         State                                                                                               PID/Program name
tcp        0      0 127.0.0.1:25            0.0.0.0:*               LISTEN                                                                                              1397/master
tcp        0      0 127.0.0.1:42338         0.0.0.0:*               LISTEN                                                                                              27413/uwsgi
tcp        0      0 0.0.0.0:8003            0.0.0.0:*               LISTEN                                                                                              27413/uwsgi
tcp        0      0 0.0.0.0:80              0.0.0.0:*               LISTEN                                                                                              31473/nginx: master
tcp        0      0 0.0.0.0:22              0.0.0.0:*               LISTEN                                                                                              3743/sshd
tcp        0      0 10.105.115.210:22       222.182.104.25:50267    ESTABLISHED                                                                                         7404/sshd: root@pts
tcp        0      0 10.105.115.210:34616    10.193.159.154:9988     ESTABLISHED                                                                                         1723/secu-tcs-agent
tcp        0     64 10.105.115.210:22       222.182.104.25:49802    ESTABLISHED                                                                                         5850/sshd: root@pts
tcp6       0      0 :::80                   :::*                    LISTEN                                                                                              31473/nginx: master
tcp6       0      0 :::22                   :::*                    LISTEN                                                                                              3743/sshd

求大神解决