HTTP 101 Switching Protocols vs 226 IM Used
HTTP 101 (Switching Protocols) is a 1xx Informational response, while 226 (IM Used) is a 2xx Success response. 101 indicates that the server understands the Upgrade header field request and indicates which protocol it is switching to. In contrast, 226 means that the server has fulfilled a GET request for the resource, and the response is a representation of the result of one or more instance-manipulations.
Beschreibung
The server understands the Upgrade header field request and indicates which protocol it is switching to.
Wann Sie es sehen
When upgrading from HTTP/1.1 to WebSocket, or to HTTP/2.
Wie man es behebt
This is normal behavior during protocol upgrades. Ensure your client supports the target protocol.
Beschreibung
The server has fulfilled a GET request for the resource, and the response is a representation of the result of one or more instance-manipulations.
Wann Sie es sehen
When using delta encoding to reduce bandwidth.
Wie man es behebt
Rarely encountered. The response uses Instance Manipulations (IM) as specified.
Wesentliche Unterschiede
101 is a 1xx Informational response, while 226 is a 2xx Success response.
HTTP 101: The server understands the Upgrade header field request and indicates which protocol it is switching to.
HTTP 226: The server has fulfilled a GET request for the resource, and the response is a representation of the result of one or more instance-manipulations.
You encounter 101 when when upgrading from HTTP/1.1 to WebSocket, or to HTTP/2.
You encounter 226 when when using delta encoding to reduce bandwidth.
Wann welchen verwenden
For 101 (Switching Protocols): This is normal behavior during protocol upgrades. Ensure your client supports the target protocol. For 226 (IM Used): Rarely encountered. The response uses Instance Manipulations (IM) as specified.