Does anyone know how can i configure the sendmail like a fully-qualified hostname This is an example of the error: ----------------------------------------------------------------------------- The following addresses had permanent fatal errors ----- account@domain.com (reason: 550 <www>: Helo command rejected: need fully-qualified hostname) ----- Transcript of session follows ----- ... while talking to mx.kpnqwest.it.:
DATA
<<< 550 <www>: Helo command rejected: need fully-qualified hostname 550
5.1.1