If your network doesn't allow connections into the default VNC port 5901, you can tunnel it through SSH.

When you connect, as with any initial SSH session you will be prompted to authenticate and confirm the creation of an RSA fingerprint, and then be able to peruse your remote Mac using the Terminal.

How to Use an SSH Config File on macOS for Easier Connections to Your Data Center Servers Your email has been sent You probably use SSH to connect to remote machines for admin purposes. Generally ...

Configuring PuTTY for SSH Connections Before initiating an SSH connection, you need to gather some vital information: the IP address or hostname of the Linux server you're connecting to, the port ...