What's the meaning of Control Port, HTTP Port and RTSP Port?

1. In our IPC setting, you can see these ports:

How to open the HTTPS on the IPC?

2. Explaination

Control Port: It is used for data transmission and the sunell's private connection protocol. 

Http Port: It is used for accessing our IPCs via web interface. For example, type “http://192.168.0.120:80" to access one IPC.

RTSP Port: It is used for obtaining the video and audio stream resources. from the IPC.