If you wanna share your terminal screen with another person, the easiest way is using screen.
First of all you need to install the package on the local server.
$ sudo apt install screen -y
After install screen, create a new shared session as following.
$ screen -d -m -S shared
Now tell your buddy that the share screen is ready, hi will need to type the following command to access the shared session on local server.
$ screen -x shared