Re: [6tisch] Questions on TSCH CSMA-CA retransmission algorithm in IEEE 802.15.4-2015

2018-10-05 Thread Tero Kivinen
Yasuyuki Tanaka writes: > I came across another question on the retransmission algorithm. > Could you help...? > > What should we do when a frame sent in an un-scheduled slot is not > acknowledged? > > As you know, with the frame pending bit, we can send a frame even if > we don't have a cell s

[6tisch] Constrained Node/Network Cluster @ IETF103: DRAFT AGENDA

2018-10-05 Thread Carsten Bormann
Here is my usual eclectic condensed agenda based on the DRAFT AGENDA for IETF103. Remember that there is still quite some potential for changes. cbor/teep and 6tisch/suit are annoying but probably livable. No qirg for core goers... All times are ICT (Indochina Time) == UTC +7 hours. There is no

Re: [6tisch] Comments on draft-ietf-6tisch-msf-00

2018-10-05 Thread Yasuyuki Tanaka
Hi, I have additional comments on the latest MSF: * discussion: scheduling adaptation MSF can adapts to traffic changes in the manner described in section 5.1. It seems this mechanism doesn't work well under a heavy loaded situation. After joining process, a joined node (child) has one autonomo

Re: [6tisch] Questions on TSCH CSMA-CA retransmission algorithm in IEEE 802.15.4-2015

2018-10-05 Thread Yasuyuki Tanaka
Hi Tero, I came across another question on the retransmission algorithm. Could you help...? What should we do when a frame sent in an un-scheduled slot is not acknowledged? As you know, with the frame pending bit, we can send a frame even if we don't have a cell scheduled at that time (Section