^\w{3} [ :0-9]{11} [._[:alnum:]-]+ named\[[0-9]+\]: client 192\.168\.3\.20#[0-9]+ \([._[:alnum:]-]+\): error sending response: host unreachable$
^\w{3} [ :0-9]{11} [._[:alnum:]-]+ named\[[0-9]+\]: clients-per-query (de|in)creased to
^\w{3} [ :0-9]{11} [._[:alnum:]-]+ named\[[0-9]+\]: managed-keys-zone: Key [0-9]+ for zone \. acceptance timer complete: key now trusted
^\w{3} [ :0-9]{11} [._[:alnum:]-]+ named\[[0-9]+\]: client 192\.168\.3\.20#[0-9]+ \([._[:alnum:]-]+\): error sending response: host unreachable$
^\w{3} [ :0-9]{11} [._[:alnum:]-]+ named\[[0-9]+\]: clients-per-query (de|in)creased to
^\w{3} [ :0-9]{11} [._[:alnum:]-]+ named\[[0-9]+\]: managed-keys-zone: Key [0-9]+ for zone \. acceptance timer complete: key now trusted