<% if !@resolv[:domain].nil? -%> domain <%= @resolv[:domain] %> <% end -%> <% if !@resolv[:search].nil? -%> search <%= @resolv[:search].flatten.compact.uniq.join(' ') %> <% end -%> <% if !@resolv[:servers].nil? -%> <% @resolv[:servers].flatten.compact.uniq.each do |server| -%> nameserver <%= server %> <% end -%> <% end -%>