---
title: kDNSServiceAttributeAAAAFallback
framework: dnssd
role: symbol
role_heading: Global Variable
path: dnssd/kdnsserviceattributeaaaafallback
---

# kDNSServiceAttributeAAAAFallback

## Declaration

```swift
let kDNSServiceAttributeAAAAFallback: _
```

## See Also

### Constants

- [DNS_SD_ORIGINAL_ENCODING_VERSION_NUMBER_MAX](dnssd/dns_sd_original_encoding_version_number_max.md)
- [kDNSServiceInterfaceIndexAny](dnssd/kdnsserviceinterfaceindexany.md)
- [kDNSServiceInterfaceIndexBLE](dnssd/kdnsserviceinterfaceindexble.md)
- [kDNSServiceInterfaceIndexInfra](dnssd/kdnsserviceinterfaceindexinfra.md)
- [kDNSServiceInterfaceIndexLocalOnly](dnssd/kdnsserviceinterfaceindexlocalonly.md)
- [kDNSServiceInterfaceIndexP2P](dnssd/kdnsserviceinterfaceindexp2p.md)
- [kDNSServiceInterfaceIndexUnicast](dnssd/kdnsserviceinterfaceindexunicast.md)
- [kDNSServiceMaxDomainName](dnssd/kdnsservicemaxdomainname.md)
- [kDNSServiceMaxServiceName](dnssd/kdnsservicemaxservicename.md)
- [kDNSServiceProperty_DaemonVersion](dnssd/kdnsserviceproperty_daemonversion.md)