Limits RegistryPUBLIC RECORDLimits RegistryResearch Console →TCP receive-window field width is 16 bits under the unscaled RFC 9293 TCP header. The RFC 7323 Window Scale extension is excluded.
The question, scope, and sources behind this Registry record.
Under the unscaled RFC 9293 TCP header, what exact standards-defined value applies to base Window field width?
Current frontiers derived from accepted Claims.
The accepted equality closes this optimization result.
Assertions tied to evidence, attribution, and review.
The frontier as it changed over time.
Only accepted Claims matching the current specification contribute to the displayed bounds. Strict inequalities remain open; contradictory Claims require editorial review.