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→Test email using host names
===Test email using host names===
For this part make sure that your f16 machine has the following entry added in /etc/a correct host name - f16.yourdomain.org.Restart postfix/main.cf to the mydestination line: f16if you change this.$mydomain
Now try sending mail to yourself on both machines. For example, as <learnid> on f16, use the command: