Cannot connect to postgres from remote host

Question

I have a database server (192.168.1.50) running postgres. I have created a database named \"testdb\" and a user \"testuser\" with password \"testuserpw\".
Locally, I can

Answer 1

The listen_address configvar in postgresql.conf is not the only way to get postgres to listen on the non-local IP-address (or addresses).

Use option "-o -h *" if you start postgres from pg_ctl, otherwise do add "-h" "*" to the postgres command line, like e.g.

/usr/local/pgsql/bin/postgres -D /pg/data "-h" "*"

Of course /pg/data must be changed to your current datapath.

This is especially useful when experimenting.