HTTP 101 Switching Protocols vs 423 Locked
HTTP 101 (Switching Protocols) is a 1xx Informational response, while 423 (Locked) is a 4xx Client Error response. 101 indicates that the server understands the Upgrade header field request and indicates which protocol it is switching to. In contrast, 423 means that the resource is locked and cannot be modified (WebDAV).
설명
The server understands the Upgrade header field request and indicates which protocol it is switching to.
이 코드를 보게 되는 경우
When upgrading from HTTP/1.1 to WebSocket, or to HTTP/2.
해결 방법
This is normal behavior during protocol upgrades. Ensure your client supports the target protocol.
설명
The resource is locked and cannot be modified (WebDAV).
이 코드를 보게 되는 경우
When trying to edit a file that another user has locked in WebDAV.
해결 방법
Wait for the lock to be released, or request the lock owner to unlock it.
주요 차이점
101 is a 1xx Informational response, while 423 is a 4xx Client Error response.
HTTP 101: The server understands the Upgrade header field request and indicates which protocol it is switching to.
HTTP 423: The resource is locked and cannot be modified (WebDAV).
You encounter 101 when when upgrading from HTTP/1.1 to WebSocket, or to HTTP/2.
You encounter 423 when when trying to edit a file that another user has locked in WebDAV.
언제 어떤 것을 사용할지
For 101 (Switching Protocols): This is normal behavior during protocol upgrades. Ensure your client supports the target protocol. For 423 (Locked): Wait for the lock to be released, or request the lock owner to unlock it.