On Sat, Jul 11, 2015 at 05:53:42AM +0900, Tuyosi Takesima wrote: > i can send and recieve mail by using mail server on rental server . > > namely send to [email protected] > recieve from [email protected] > > but now state , i cannot send mail to [email protected] becase of relay > host
You didn't share the relevant /var/log/maillog entries, right? That's probably the most important diagnostic.

