How to connect to the base using an iPhone as an access point?

Question

iPhone

I can not connect to mysql \ psql if I distribute the Internet from an iPhone to a poppy.
Moreover, from any place, from the code, navi, dBeaver , the result is the

following works fine . If I connect via the Internet of the iPhone, EVERYTHING works except for the databases (mysql.dev.com) if I drive in the place of the name (mysql.dev.com) immediately IP - everything works from the iPhone. telnet and nmap knocked from the iPhone connection, to no avail, does not resolve

dBeaver writes like this

Communications link failure

The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
nodename nor servname provided, or not known

Answer 1

Are you trying to connect to an external database? Telnet goes there?

Answer 2

port forwarding can be checked nmap
nmap -p 1-65535 -T4 -A -v #server name or address#

Answer 3

I tried different options, nothing works,
the base is on Amazon, vpn is closed,
I tried to knock on the base directly via IP and everything connected!
It turns out that when I distribute the Internet from an iPhone, for some reason, the VPN does not work out this domain
It is to the bases, the rdp is also closed by vpn and everything works ...
But there are no such problems with android ...