diff --git a/draft-ietf-quic-recovery.md b/draft-ietf-quic-recovery.md index f855ed22ae..d8c44f06ac 100644 --- a/draft-ietf-quic-recovery.md +++ b/draft-ietf-quic-recovery.md @@ -724,13 +724,11 @@ in Linux (3.11 onwards). A sender becomes idle if it ceases to send data and has no bytes in flight. A sender's congestion window MUST NOT increase while it is idle. -When sending data after becoming idle, a sender MUST reset its congestion window -to the initial congestion window (see Section 4.1 of {{?RFC5681}}), unless it -paces the sending of packets. A sender MAY retain its congestion window if it -paces the sending of any packets in excess of the initial congestion window. - -A sender MAY implement alternate mechanisms to update its congestion window -after idle periods, such as those proposed for TCP in {{?RFC7661}}. +When sending data after becoming idle and a sender does not pace the sending +of packets, it MUST reset its congestion window to the initial congestion +window (see Section 4.1 of {{?RFC5681}}). If packet sending is paced, a sender +MAY implement alternate mechanisms to update its congestion window after idle +periods, such as those proposed for TCP in {{?RFC7661}}. ## Application Limited Sending