tcpserver: fatal: no IP address for -u??
 

hello, i am trying to set up a qmail server but my qmail-smptd daemon fails to run with the qmialctl start command. So, i tried to maually starting it.

[root@mail qmail-smtpd]# ./run
tcpserver: fatal: no IP address for -u

but i get this message tcpserver: fatal: no IP address for -u. I would be grateful if anyone could help me on this error. What is wrong? and What should i do?