code: function getAnnouncedIpsForInterface(ifaceName) {
  	const addresses = interfaces[ifaceName];
  
  	if (!addresses) {
  		throw new Error('Interface ' + ifaceName + ' could not be found');
  	}
  
  	const announced = pushIps(addresses, [], true);
  	assertNotEmpty(announced, 'Interface ' + ifaceName + ' does not define any IP addresses');
  
  	return announced;
  }
docs: Return all valid IP for a single interface
  
  @param {*} ifaceName