chrony_config:                                                                                                        
  - from: 'pool 2.arch.pool.ntp.org iburst'
    to  : |
           server fd00::3:10:0:0:110      iburst
           server 2003:a:e0d:7603:10::110 iburst
           server 10.0.0.110              iburst
  - from: '! mailonchange wibble@example.net 0.5'
    to  : mailonchange django@nausch.org 0.5