I need to see the Bind configuration files to resolve your problem. Regards, Eriberto RituRaj escreveu:
... while talking to smtp.pspl.co.in.:MAIL From:<username@example.com> SIZE=3535954<<< 451 4.1.8 Domain of sender address username@example.com does not resolve Deferred: 451 4.1.8 Domain of sender address username@example.com does not resolve Warning: message still undelivered after 4 hours Will keep trying until message is 5 days old