On 13-Nov-2013, at 8:22 pm, Carlos Miranda Molina (Mstaaravin) 
<mstaara...@gmail.com> wrote:

> After repetitive errors i configure a local DNS server with correct reverse
> resolution between manager and hosts, that works fine!
>
> Now, i'm thinking in reinstall all my laboratory, probably i take a mistake
> in the installation process.
>
> Thanks!


One of the first things I do via “ansible” on all my hosts:

- name: sshd_config - UseDNS
  action: lineinfile dest=/etc/ssh/sshd_config regexp=^UseDNS line="UseDNS no"
  notify: restart sshd


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