set_var EASYRSA_REQ_CN          "vpn.machine.dev"

Organizational Unit Name (eg, section) [IT]:
Common Name (eg: your user, host, or server name) [Easy-RSA CA]:
Email Address [it@machine.dev]:

# Default CN only when not in global EASYRSA_BATCH mode:
    [ $EASYRSA_BATCH ] && opts="$opts -batch" || export EASYRSA_REQ_CN="Easy-RSA CA"

set_var EASYRSA_BATCH       "yes"