''su - postgres''

''psql -> ALTER USER postgres WITH PASSWORD '123456';''

CTRL+D 

Вышел в root# 

cd /var/lib/pgsql/data

vim vim postgresql.conf

раскомментировал: 


''

listen_addresses = '*'          # what IP address(es) to listen on;\\
                                        # comma-separated list of addresses;\\
                                        # defaults to 'localhost'; use '*' for all\\
                                        # (change requires restart)\\
port = 5432          '' 



vim pg_hba.conf добавил 

''
host    all             all            10.10.101.0/24           trust\\

systemctl restart  postgresql
''