> On Jul 20, 2018, at 3:05 PM, Jamie Landeg-Jones wrote:
>
> Dimitry Andric wrote:
>
>> For each incoming IP address, sshd does a reverse lookup, and if that
>> results in a hostname, it does another lookup of that hostname, to see
>> if *that* result matches the original incoming IP address.
> On Jul 21, 2018, at 7:57 AM, Grzegorz Junka wrote:
> On 21/07/2018 11:03, Chad Jacob Milios wrote:
>>> On Jul 20, 2018, at 3:05 PM, Jamie Landeg-Jones wrote:
>>>
>>> Dimitry Andric wrote:
>>>
>>>> For each incoming IP address, ssh
