Are you stuck on VPN Basics?

I found the solution for the 4th question.
To help others who are stuck on the 4th question,
compare the Status on Browser A and Browser B.
You will see that you might’ve gotten something wrong
leading to Linux-A and Linux-B not connecting

hi bro
i cant find the answer for Q

According to the IPsec status page for the activated VPN tunnel, what is the 3rd algorithm listed in the Algor field?

there’s nothing at all under aglo
its just empty space

That means the VPN tunnel is not set up. Follow the lab steps to set up the vpn tunnel.