On 28/03/12 07:59, Pierre-Gilles RAYNAUD wrote: > 450 4.1.8 <u...@serv002.domain.com>: Sender address rejected: Domain not > found; > > smtpd_sender_restrictions = check_sender_access > hash:/etc/postfix/sender-checks, reject_unknown_sender_domain, > reject_non_fqdn_sender,
Your emails are getting rejected by the reject_unknown_sender_domain restriction above due to the domain serv002.domain.com returning NXDOMAIN for a DNS query of A and MX records (see postconf(5)). Peter
