Could you guys please provide the exact examples of the ProxyCommands that you use in your setups?
This will help to understand to the variety of cases and what to focus on first.
ThanksBruno Bronosky commented
This was requested 3 years ago. Last official comment, giving a VERY single server mom & pop shop answer, was 2 years ago. This should really be an embarrassment to the the company. The bastion server pattern is very common.