DNS 6 YXDOMAIN vs 11 DSOTYPENI
Both DNS 6 (YXDOMAIN) and 11 (DSOTYPENI) belong to the DNS Response Codes (RCODEs) category. 6 indicates that name Exists when it should not. Used in dynamic updates to indicate a name that should not exist already has records. Meanwhile, 11 means that dSO-TYPE Not Implemented. The DNS Stateful Operations (DSO) type in the request is not supported by the server.
คำอธิบาย
Name Exists when it should not. Used in dynamic updates to indicate a name that should not exist already has records.
เมื่อคุณพบเห็น
A DNS UPDATE prerequisite check failed because the domain name already exists when the update expected it to be absent.
วิธีแก้ไข
Review your dynamic update prerequisites. If you expect to create a new name, remove the existing records first or change the prerequisite to allow existing names.
คำอธิบาย
DSO-TYPE Not Implemented. The DNS Stateful Operations (DSO) type in the request is not supported by the server.
เมื่อคุณพบเห็น
Your client attempted a DSO operation (like a keepalive or push subscription) that the server does not recognize or has not implemented.
วิธีแก้ไข
Verify that both client and server support the same DSO-TYPE. Upgrade the server software or fall back to traditional DNS queries.
ความแตกต่างหลัก
DNS 6: Name Exists when it should not. Used in dynamic updates to indicate a name that should not exist already has records.
DNS 11: DSO-TYPE Not Implemented. The DNS Stateful Operations (DSO) type in the request is not supported by the server.
You encounter 6 when a DNS UPDATE prerequisite check failed because the domain name already exists when the update expected it to be absent.
You encounter 11 when your client attempted a DSO operation (like a keepalive or push subscription) that the server does not recognize or has not implemented.
ควรใช้อันไหนเมื่อไร
For 6 (YXDOMAIN): Review your dynamic update prerequisites. If you expect to create a new name, remove the existing records first or change the prerequisite to allow existing names. For 11 (DSOTYPENI): Verify that both client and server support the same DSO-TYPE. Upgrade the server software or fall back to traditional DNS queries.