From d8816f9542ebe30fabf46bb573240f03f01adbe7 Mon Sep 17 00:00:00 2001 From: Jana Iyengar Date: Wed, 14 Oct 2020 18:06:27 -0700 Subject: [PATCH] Apply suggestions from code review Co-authored-by: Martin Thomson --- draft-ietf-quic-transport.md | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/draft-ietf-quic-transport.md b/draft-ietf-quic-transport.md index 61e90247da..3be2dbe8df 100644 --- a/draft-ietf-quic-transport.md +++ b/draft-ietf-quic-transport.md @@ -4055,12 +4055,13 @@ MUST disable ECN if validation later fails. # Datagram Size {#datagram-size} A UDP datagram can include one or more QUIC packets. The datagram size refers to -the total UDP payload size of a single UDP datagram carrying QUIC packets. That -is, the datagram size includes includes the QUIC headers and protected payload, -but not the UDP or IP headers. +the total UDP payload size of a single UDP datagram carrying QUIC packets. The +datagram size includes includes the QUIC headers and protected payload, but not +the UDP or IP headers. The maximum datagram size is defined as the largest size of UDP payload that can -be sent across a network path using a single UDP datagram. +be sent across a network path using a single UDP datagram. The maximum datagram +size MUST be at least 1200 bytes. QUIC depends upon a minimum IP packet size of at least 1280 bytes. This is the IPv6 minimum size ({{?IPv6=RFC8200}}) and is also supported by most modern IPv4 @@ -4188,7 +4189,7 @@ size. The MIN_PLPMTU is the same as the BASE_PLPMTU. QUIC endpoints implementing DPLPMTUD maintain a DPLPMTUD Maximum Packet Size (MPS, Section 4.4 of {{!DPLPMTUD}}) for each combination of local and remote IP -addresses. +addresses. This corresponds to the maximum datagram size. ### DPLPMTUD and Initial Connectivity