openHAB time out error, what's wrong?

Following steps in the below URL, I have successfully installed OpenHAB thru Multipass:

Then I run “multipass list” and find the ip address of openhab is:

Try accessing openhab from another PC in the same LAN by entering below URL in Firefox:
-> but get the error after waiting for about maybe 10-15secs:
The connection has timed out
The server at is taking too long to respond.

So what is missing and get the time out error?

Thanks for any kinds of help!

This site isn’t designed for technical support. The Finding Help topic details where you can get support for Ubuntu.

Hint: Since you are running in a VM, “another PC in the same LAN” may not actually be in the same LAN.