Do I have to whitelist my machine? I am trying to make the calls from my PC via the VPN

The user is admin which should have all rights. Thanks for replying . I do appreciate it!

I am trying to setup tests for a customer using SoapUI product as a quick test bench. I am successful in calling the session using the admin account and password to get logged in and it returns the sessionToken and securityToken.  I then try to call ExecuteQuery and with the sessionToken that I rece...