HTTP 206 Partial Content vs 431 Request Header Fields Too Large
HTTP 206 (Partial Content) is a 2xx Success response, while 431 (Request Header Fields Too Large) is a 4xx Client Error response. 206 indicates that the server is delivering only part of the resource due to a Range header sent by the client. Used for resumable downloads and video streaming. In contrast, 431 means that the server refuses to process the request because an individual header field or all headers collectively are too large.
Descrição
The server is delivering only part of the resource due to a Range header sent by the client. Used for resumable downloads and video streaming.
Quando você o vê
During video streaming, large file downloads, or when resuming interrupted downloads.
Como corrigir
No fix needed. This is normal behavior for range requests.
Descrição
The server refuses to process the request because an individual header field or all headers collectively are too large.
Quando você o vê
When cookies accumulate to an excessive size, or a single header (like Authorization) is too long.
Como corrigir
Reduce header sizes. Clear excessive cookies. Use shorter tokens.
Diferenças principais
206 is a 2xx Success response, while 431 is a 4xx Client Error response.
HTTP 206: The server is delivering only part of the resource due to a Range header sent by the client. Used for resumable downloads and video streaming.
HTTP 431: The server refuses to process the request because an individual header field or all headers collectively are too large.
You encounter 206 when during video streaming, large file downloads, or when resuming interrupted downloads.
You encounter 431 when when cookies accumulate to an excessive size, or a single header (like Authorization) is too long.
Quando usar qual
For 206 (Partial Content): No fix needed. This is normal behavior for range requests. For 431 (Request Header Fields Too Large): Reduce header sizes. Clear excessive cookies. Use shorter tokens.