http2-prior-knowledge.d 450 B

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  1. Long: http2-prior-knowledge
  2. Tags: Versions
  3. Protocols: HTTP
  4. Added: 7.49.0
  5. Mutexed: http1.1 http1.0 http2
  6. Requires: HTTP/2
  7. Help: Use HTTP 2 without HTTP/1.1 Upgrade
  8. Category: http
  9. ---
  10. Tells curl to issue its non-TLS HTTP requests using HTTP/2 without HTTP/1.1
  11. Upgrade. It requires prior knowledge that the server supports HTTP/2 straight
  12. away. HTTPS requests will still do HTTP/2 the standard way with negotiated
  13. protocol version in the TLS handshake.