postgresql accept tcp/ip connections on port 5432

Modify two files and Restart PostgreSQL

1.pg_hba.conf

+  host all all 0.0.0.0/0  password

file path:

/etc/postgresql/9.4/main/pg_hba.conf

2.postgresql.conf

Remove the mark

#listen_addresses = '*'

#post = 5432

file path:

/etc/postgresql/9.4/main/postgresql.conf

Tyep Command Line:

service postgresql restart