SECTION D: Ensure that all of your ports are open

 To be sure that all of your ports are open go to the following site :

31400 to 31409 CHECKUP

If after all of the previous steps, some or no ports are open then do the last effective step.

Download the following program

ِANALOGX

Install and run.

You will find the icon on the taskbar (down right)

Right click than CONFIGURE

The below is shown

Click on Configure IP, then ADD

Put the fixed IP (in my case 192.168.1.27) then choose ALLOW, OK, and DONE. As below

Then click on Configure Mapping on the right side

Click on ADD and start putting port 31400 on the left side and localhost on the right side then OK then DONE

Repeat for other ports as below

 To be sure that all of your ports are open go to the following site again :

31400 to 31409 CHECKUP