2.2.1.2 DNS Secure Name Query Fallback
Key: Software\Policies\Microsoft\Windows NT\DNSClient or System\CurrentControlSet\services\Dnscache\Parameters<2>
Value: "DnsSecureNameQueryFallback"
Type: REG_DWORD
Size: 32 bits.
Data: This field is a 32-bit value, which MUST contain one of the following values.
|
Value |
Meaning |
|---|---|
|
0x00000000 |
Only use Link-Local Multicast Name Resolution (LLMNR) and NetBIOS if the name does not exist in DNS. |
|
0x00000001 |
Always fall back to LLMNR and NetBIOS for any kind of name resolution error. |
|
0x00000002 |
Always fall back to LLMNR and NetBIOS if the name does not exist in DNS or if the DNS servers are unreachable when on a private network. |