> - It don't use threads.

IBEvents use.

> - I read prior posted messages that said to include 127.0.0.1 in the
> hosts file in /etc/hosts. I do that, and I wrote into the hosts file
> all ip's and names of all network equipment.

You must include your server IP (Ex: 192.168.1.1), not other equipment IPs.

my /etc/hosts file:

127.0.0.1 localhost.localdomain localhost
192.168.2.1 myservername.mydomain myservername