text: from micropython import const
  
  MAX_PACKET_SIZE = const(1700)
  
  MDNS_ADDR = "224.0.0.251"
  MDNS_PORT = const(5353)
  DNS_TTL = const(2 * 60)
  
  FLAGS_QR_MASK = const(0x8000)
  FLAGS_QR_QUERY = const(0x0000)
  FLAGS_QR_RESPONSE = const(0x8000)
  FLAGS_QR_AUTHORITATIVE = const(0x0400)
  
  FLAGS_AA = const(0x0400)
  
  CLASS_IN = const(1)
  CLASS_ANY = const(255)
  CLASS_MASK = const(0x7FFF)
  CLASS_UNIQUE = const(0x8000)
  
  TYPE_A = const(1)
  TYPE_NS = const(2)
  TYPE_CNAME = const(5)
  TYPE_SOA = const(6)
  TYPE_WKS = const(11)
  TYPE_PTR = const(12)
  TYPE_MX = const(15)
  TYPE_TXT = const(16)
  TYPE_AAAA = const(28)
  TYPE_SRV = const(33)
  TYPE_ANY = const(255)
  
  DEFAULT_TTL = const(120)
  REPEAT_TYPE_FLAG = const(0xC0)
  
  LOCAL_MDNS_SUFFIX = ".local"
  