[CentOS] Centos 7 specific cure for Spamassassin DNS lookup problem

Thu Aug 10 17:45:32 UTC 2017
Gordon Messmer <gordon.messmer at gmail.com>

On 08/10/2017 01:21 AM, Gary Stainburn wrote:
> I have the following error message in my /var/log/spamd
> spf: lookup failed: available_nameservers: No DNS servers available!

Try starting spamassassin later.  Run "systemctl edit 
spamassassin.service" and insert two lines: