[6tisch] WG Action: Rechartered IPv6 over the TSCH mode of IEEE 802.15.4e (6tisch)

2016-03-04 Thread The IESG
The IPv6 over the TSCH mode of IEEE 802.15.4e (6tisch) WG in the Internet Area of the IETF has been rechartered. For additional information, please contact the Area Directors or the WG Chairs. IPv6 over the TSCH mode of IEEE 802.15.4e (6tisch)

Re: [6tisch] 6P and Sf0 issue: Token to identify transactions in 6P

2016-03-04 Thread Pascal Thubert (pthubert)
Hello Tengfei But if the ack is sent and not received then the parent does not allocate the cells and the child uses them... And if a transaction hangs in the middle - say the child dies or is out of reach - then we'd have a deadlock. No, as Xavi said we must plan for parallel transaction and

Re: [6tisch] 6P and Sf0 issue: Piggybacking data packet with IE confirmation

2016-03-04 Thread Lijo Thomas
Hi Diego, Do we really require 3 transactions for 6P operations as mentioned. The second transaction from the parent contains all the required information for the task. In case the 2nd packet is lost, the parent will schedule a RX link which will be unutilized for the time

Re: [6tisch] 6P and Sf0 issue: Token to identify transactions in 6P

2016-03-04 Thread Pascal Thubert (pthubert)
One issue with that, Tengfei, is if the 6p response is sent but not received. The client will retry the request for the same need of bandwidth but will get a new set of cells. The parent that allocates cells must correlate them with a request ID (token, sequence, whatever) in case that request