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→Primary DNS updates - email sender
* configure your postfix server to check sender address
= Primary DNS updates - email sender =
Assumption: You own the bigfoot.com domain You should have the following zone entry in the file /etc/named.conf - add the master zoneon your primary DNS server:
<pre>
zone "bigfoot.com" IN {
};
</pre>
<pre>
[root@pri named]# cat zone-bigfoot.com