If Lynis list the following warning:
Lynis – Warning: Found BIND version in banner [test:NAME-4210]
You will fix it by editing the file /etc/bind/named.conf.options and add the following line into the options node:
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version "Not disclosed";
And restarting the service:
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sudo /etc/init.d/bind9 restart
At anytime, if you’re encountering any issue, you can use the following command line to check what is wrong:
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/usr/sbin/named -g
