Restrict the permission to connect to vFabric PostgreSQL by entering the follow line into /var/vmware/vpostgres/9.2/pgdata/pg_hba.conf:
# “local” is for Unix domain socket connections only
local all all trust
# IPv4 local connections:
host all all 127.0.0.1/32 md5
host all all 10.51.29.201/32 md5
host all all 10.51.29.202/32 md5
Insert the Ip addresses that are authorized to connect to postgreSQL into the pg_hba.conf file.