Re: [TLS] I-D Action:draft-ietf-tls-dtls-heartbeat-01.txt
Sean Turner <turners@ieca.com> Wed, 09 March 2011 20:54 UTC
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Date: Wed, 09 Mar 2011 15:55:56 -0500
From: Sean Turner <turners@ieca.com>
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To: Michael Tüxen <Michael.Tuexen@lurchi.franken.de>
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Cc: tls@ietf.org
Subject: Re: [TLS] I-D Action:draft-ietf-tls-dtls-heartbeat-01.txt
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On 2/1/11 3:20 PM, Michael Tüxen wrote: > On Feb 1, 2011, at 3:31 PM, Sean Turner wrote: > >> On 2/1/11 4:23 AM, t.petch wrote: >>> ----- Original Message ----- >>> From: "Michael Tüxen"<Michael.Tuexen@lurchi.franken.de> >>> To: "Florian Weimer"<fweimer@bfk.de> >>> Cc:<tls@ietf.org> >>> Sent: Thursday, January 27, 2011 2:49 PM >>> >>> On Jan 27, 2011, at 2:00 PM, Florian Weimer wrote: >>> >>>>> This document describes the Heartbeat Extension for the Transport >>>>> Layer Security (TLS) and Datagram Transport Layer Security (DTLS) >>>>> protocol. >>>> >>>> I think this paragraph >>>> >>>> | There MUST NOT be more than one HeartbeatRequest message in flight >>>> | at a time. >>>> >>>> should be changed to: >>>> >>>> | Retransmissions MUST use the same payload as the original >>>> | HeartbeatRequest message. >>> The intention of the sentence in the ID is that you can not send >>> multiple HeartbeatRequest out. This could overload the network since >>> DTLS uses transport layers which do not necessary provide a congestion >>> control. That is why you can only have one request in flight. >>> Please note that it is not in flight anymore if the corresponding >>> HeartbeatReply has been received or the retransmission timer fires. >>> >>> Michael >>> >>> My experience of the IESG is that they will insist on a paragraph about >>> Congestion Control (lack of) and mitigation thereof. At the same time, >>> I find it very hard to know what words will satisfy them; my most recent >>> experience was with RFC6012, albeit a more complex scenario. >>> >>> Tom Petch >> >> I suspect that the transport ADs' interest will be piqued the minute they read the words: mtu ;) The best thing to do is to ask for an early review from tsv-dir@ietf.org. I'm willing to send it over if you'd like? > Hi Sean, > > yes, please send it over to them. > > Robin and myself are working on some minor text changes and it would be > nice to address also the comments we get from the tsv-dir in the next > revision. >> >> This is my bad, because I haven't yet figured out what magic incantation needs to go in drafts to appease the transport (and probably internet area) ADs. > Hmm. Regarding path MTU discovery we made references to RFC 4821, which > should make them happy (I hope). > > But let us get their comments and improve the document. > > Best regards > Michael >> >> spt >> No word from tsv-dir. I re-pinged the list moderators and ADs. spt
- [TLS] I-D Action:draft-ietf-tls-dtls-heartbeat-01… Internet-Drafts
- Re: [TLS] I-D Action:draft-ietf-tls-dtls-heartbea… Simon Josefsson
- Re: [TLS] I-D Action:draft-ietf-tls-dtls-heartbea… Florian Weimer
- Re: [TLS] I-D Action:draft-ietf-tls-dtls-heartbea… Michael Tüxen
- Re: [TLS] I-D Action:draft-ietf-tls-dtls-heartbea… Michael Tüxen
- [TLS] IANA considerations I-D Action:draft-ietf-t… t.petch
- Re: [TLS] I-D Action:draft-ietf-tls-dtls-heartbea… t.petch
- Re: [TLS] IANA considerations I-D Action:draft-ie… Michael Tüxen
- Re: [TLS] I-D Action:draft-ietf-tls-dtls-heartbea… Sean Turner
- Re: [TLS] IANA considerations I-D Action:draft-ie… t.petch
- Re: [TLS] I-D Action:draft-ietf-tls-dtls-heartbea… Michael Tüxen
- Re: [TLS] I-D Action:draft-ietf-tls-dtls-heartbea… Florian Weimer
- Re: [TLS] I-D Action:draft-ietf-tls-dtls-heartbea… Michael Tüxen
- Re: [TLS] I-D Action:draft-ietf-tls-dtls-heartbea… Florian Weimer
- Re: [TLS] I-D Action:draft-ietf-tls-dtls-heartbea… Michael Tüxen
- Re: [TLS] I-D Action:draft-ietf-tls-dtls-heartbea… Martin Rex
- Re: [TLS] I-D Action:draft-ietf-tls-dtls-heartbea… Florian Weimer
- Re: [TLS] I-D Action:draft-ietf-tls-dtls-heartbea… Michael Tüxen
- Re: [TLS] I-D Action:draft-ietf-tls-dtls-heartbea… Michael Tüxen
- Re: [TLS] I-D Action:draft-ietf-tls-dtls-heartbea… Sean Turner