Hey Kish any chance you ever got this working?  We're looking at a similar option using Kerberos.  If you did... Do you have a sample/example?

I know this is an old post but just curious if you ever found a solution to this?  We are also running into an issue after updating the username or password and get the following error[EL Finest]: 2017-10-13 15:54:56.967--reconnecting to external connection pool[EL Warning]: 2017-10-13 15:54:56.968-...