HTTP 101 Switching Protocols vs 406 Not Acceptable
HTTP 101 (Switching Protocols) is a 1xx Informational response, while 406 (Not Acceptable) 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, 406 means that the server cannot produce a response matching the Accept headers sent by the client.
Açıklama
The server understands the Upgrade header field request and indicates which protocol it is switching to.
Gördüğünüzde
When upgrading from HTTP/1.1 to WebSocket, or to HTTP/2.
Nasıl Düzeltilir
This is normal behavior during protocol upgrades. Ensure your client supports the target protocol.
Açıklama
The server cannot produce a response matching the Accept headers sent by the client.
Gördüğünüzde
When requesting a content type the server doesn't support (e.g., Accept: application/xml when only JSON is available).
Nasıl Düzeltilir
Adjust the Accept header to a format the server supports.
Temel Farklar
101 is a 1xx Informational response, while 406 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 406: The server cannot produce a response matching the Accept headers sent by the client.
You encounter 101 when when upgrading from HTTP/1.1 to WebSocket, or to HTTP/2.
You encounter 406 when when requesting a content type the server doesn't support (e.g., Accept: application/xml when only JSON is available).
Hangisini Ne Zaman Kullanmalı
For 101 (Switching Protocols): This is normal behavior during protocol upgrades. Ensure your client supports the target protocol. For 406 (Not Acceptable): Adjust the Accept header to a format the server supports.