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-rw-r--r--proposals/324-rtt-congestion-control.txt6
1 files changed, 6 insertions, 0 deletions
diff --git a/proposals/324-rtt-congestion-control.txt b/proposals/324-rtt-congestion-control.txt
index c46fd4e..d529d5c 100644
--- a/proposals/324-rtt-congestion-control.txt
+++ b/proposals/324-rtt-congestion-control.txt
@@ -747,6 +747,12 @@ struct xon_cell {
u32 kbps_ewma;
}
+Parties SHOULD treat XON or XOFF cells with unrecognized versions as a
+protocol violation.
+
+In `xon_cell`, a zero value for `kbps_ewma` means that the stream's rate is
+unlimited. Parties should therefore not send "0" to mean "do not send data".
+
4.1.1. XON/XOFF behavior
If the length of an edge outbuf queue exceeds the size provided in the