Re: [6tisch] Opsdir last call review of draft-ietf-6tisch-architecture-22

2019-06-27 Thread Qin Wu
-邮件原件- 发件人: Pascal Thubert (pthubert) [mailto:pthub...@cisco.com] 发送时间: 2019年6月28日 0:37 收件人: Qin Wu ; ops-...@ietf.org 抄送: 6tisch@ietf.org; i...@ietf.org; draft-ietf-6tisch-architecture@ietf.org; Eliot Lear (elear) ; Carlos Pignataro (cpignata) 主题: RE: Opsdir last call review of dra

Re: [6tisch] Opsdir last call review of draft-ietf-6tisch-architecture-22

2019-06-27 Thread Qin Wu
Hi, Pascal: -邮件原件- 发件人: Pascal Thubert (pthubert) [mailto:pthub...@cisco.com] 发送时间: 2019年6月27日 22:48 收件人: Qin Wu ; ops-...@ietf.org 抄送: 6tisch@ietf.org; i...@ietf.org; draft-ietf-6tisch-architecture@ietf.org; Eliot Lear (elear) ; Carlos Pignataro (cpignata) 主题: RE: Opsdir last call

Re: [6tisch] Opsdir last call review of draft-ietf-6tisch-architecture-22

2019-06-27 Thread Pascal Thubert (pthubert)
Hello Qin I looked at it again and found that it was great to move 3.8. Communication Paradigms and Interaction Models . . . . . 21 But not such a great idea to move 4.2. Network Access and Addressing . . . . . . . . . . . . . . 23 4.2.1. Join Process . . . . . . . . .

Re: [6tisch] [secdir] secdir review of draft-ietf-6tisch-architecture-21

2019-06-27 Thread Mališa Vučinić
Hello Pascal, Thanks, this text is fine by me. Mališa > On 27 Jun 2019, at 14:06, Pascal Thubert (pthubert) > wrote: > > Hello Malisa > > Please find below the proposed text; note that last paragraph is commented > out to leave space for minimal to complete the story. > > > The

Re: [6tisch] Opsdir last call review of draft-ietf-6tisch-architecture-22

2019-06-27 Thread Pascal Thubert (pthubert)
Hello Qin Many thanks for your review and for the important amount of time you obviously spent on our work. This is really appreciated. Please see below: > By looking at high level architecture section, it is hard to create a whole > picture for what this architecture looks like and how these ar

Re: [6tisch] [secdir] secdir review of draft-ietf-6tisch-architecture-21

2019-06-27 Thread Pascal Thubert (pthubert)
Hello Malisa Please find below the proposed text; note that last paragraph is commented out to leave space for minimal to complete the story. The operation of 6TiSCH Tracks inherits its high level operation from DetNet and is subject to the observations in section 5 of . As disc

Re: [6tisch] [secdir] secdir review of draft-ietf-6tisch-architecture-21

2019-06-27 Thread Mališa Vučinić
Pascal, Before the pledge selects a JP, the text from RFC8180 that is relevant seems to be (Section 6.2): When a node joins a network, it may hear EBs sent by different nodes already in the network. The decision of which neighbor to synchronize to (e.g., which neighbor becomes the node's

Re: [6tisch] [secdir] secdir review of draft-ietf-6tisch-architecture-21

2019-06-27 Thread Pascal Thubert (pthubert)
Hello Michael Both ASN and sync create event horizons. * A wrong ASN will cause MIC processing to fail and the packet will be ignored. * If an attacker syncs a pledge outside of the network sync's beyond guard time, the pledge will not even see that legitimate nodes are sending. In both cases, a