One host connects to the ubuntu virtual machine in another host through ssh

Host A wants to connect to the Ubuntu virtual machine in another host B through ssh, the steps are as follows:

1. The Ubuntu virtual machine in host B installs openssh and starts the ssh service.
2. The virtual machine network mode is selected as bridged .
3. To determine the ip address of host B, use the ip addr command. What you get is an ip starting with 10.
4. Host A connects to this ip via ssh.