message: Update example configuration file
diff: @@ -37,16 +37,15 @@ secret_key_path = 'secret_key.pem'
  # ====================================
  [network]
  -# The public IP of the node.
  +# The public address of the node.
  #
  # It must be publicly available in order to allow peers to connect to this node.
  -public_ip = '127.0.0.1'
  +# If the port is set to 0, the actual bound port will be substituted.
  +public_address = '127.0.0.1:0'
  -# Interface to bind to for listening. Defaults to "unspecified", i.e. '0.0.0.0'.
  -#bind_interface = '0.0.0.0'
  -
  -# Port to bind to for listening. Use 0 for a random port. Defaults to 34553.
  -#bind_port = 34553
  +# Address to bind to for listening.
  +# If port is set to 0, a random port will be used.
  +bind_address = '0.0.0.0:34553'
  # Address to connect to in order to join the network.
  #
  @@ -56,8 +55,7 @@ public_ip = '127.0.0.1'
  known_address = '127.0.0.1:34553'
  # The interval (in milliseconds) between each fresh round of gossiping the node's public address.
  -# Defaults to 30_000.
  -#gossip_interval = 30000
  +gossip_interval = 30000
  # =============================================
  