HTTP 203 Non-Authoritative Information vs 411 Length Required
HTTP 203 (Non-Authoritative Information) is a 2xx Success response, while 411 (Length Required) is a 4xx Client Error response. 203 indicates that the response payload has been modified by a transforming proxy from the origin server's 200 response. In contrast, 411 means that the server refuses to accept the request without a Content-Length header.
설명
The response payload has been modified by a transforming proxy from the origin server's 200 response.
이 코드를 보게 되는 경우
When a proxy or CDN modifies the response body (e.g., adds headers, transforms content).
해결 방법
Check if a proxy is modifying the response. Access the origin directly if you need the original content.
설명
The server refuses to accept the request without a Content-Length header.
이 코드를 보게 되는 경우
When sending a request body without specifying Content-Length.
해결 방법
Include a Content-Length header in your request.
주요 차이점
203 is a 2xx Success response, while 411 is a 4xx Client Error response.
HTTP 203: The response payload has been modified by a transforming proxy from the origin server's 200 response.
HTTP 411: The server refuses to accept the request without a Content-Length header.
You encounter 203 when when a proxy or CDN modifies the response body (e.g., adds headers, transforms content).
You encounter 411 when when sending a request body without specifying Content-Length.
언제 어떤 것을 사용할지
For 203 (Non-Authoritative Information): Check if a proxy is modifying the response. Access the origin directly if you need the original content. For 411 (Length Required): Include a Content-Length header in your request.