Rejected with the required error code 0x10a.
The client did what the clause requires.
What was measured
- Client
- quiche — Cloudflare quiche, 0.30.0
- Test
- Control stream whose first frame is not SETTINGS —
h-missing-settings - Clause
- RFC 9114 §6.2.1 (MUST)
- Class
- correctness — Rejected something invalid, with the code the RFC names.
- Required behaviour
- Close the connection with H3_MISSING_SETTINGS.
- Measured
- 2026-09-18
Reproduce it
The suite is the judge, so the reproduction is to point the same client at the same test and let the server report what it saw.
SESSION=$(curl -sX POST https://conformance.pqcrypta.com/session | jq -r .id)
# then drive quiche at the test URL and read the verdict:
curl -s https://conformance.pqcrypta.com/report/$SESSION.json | jq '.results["h-missing-settings"]'