Dear Sirs, it is possible to connect to PostgreSQL server from a client with a dynamic IP (or from an unknown IP)? How I have to configure pg_hba.conf (and/or eventually my router, where the server is located)? I have no possibility to change the settings of clients (my customers) Thank you. Domenico No virus found in this outgoing message. Checked by AVG Free Edition. Version: 7.5.516 / Virus Database: 269.21.3/1307 - Release Date: 02/03/2008 15:59 ---------------------------(end of broadcast)--------------------------- TIP 9: In versions below 8.0, the planner will ignore your desire to choose an index scan if your joining column's datatypes do not match