How Putty Into Public Cloud VMs in Your Corporate Network

Symptom:

    In your corporate network, there is no access to outside public IP address. We need to putty into public cloud VMs to  check  services . Disconnect intranet would be painful for that.

Solution:

    In your putty session setting, connection --> proxy , set your corporate proxy details in it. Then your putty would be able to access it.
    Pay attention to putty timeout alerts as proxy may cut the idle sessions in a while depends how corporate proxy is set.