Qmail admin

[marco1]

I've installed qmail and qmail admin, now when i try to see my mail(with = netscape messenger) there is a message: the network connection was = refused by the server. The server is the same computer where I've my = mail.When I try to open qmail admin (localhost/c/s.dll/qmailadmin) the = message is : could not connect to the host localhost. I saw the etc/host = file and it seems ok .There is someone that could help me? Thanks