> -----Original Message----- > From: Michael Richardson <mcr+i...@sandelman.ca> > Sent: Monday, August 22, 2022 11:41 PM > To: Liguangpeng (Roc, Network Technology Laboratory) > <liguangp...@huawei.com> > Cc: 6lo <6lo@ietf.org> > Subject: Re: [6lo] Call for WG adoption of > draft-li-6lo-native-short-address-03 > > > "Liguangpeng (Roc, Network Technology Laboratory)" wrote: > > Thanks for the clarification. Please see below: > >> If I insert a new device in the tree, then all of the tree below that > >> device has to renumber. > > > Technically saying, it may exist but it seems weird to insert a new > > device in the middle of the tree. > > Let's say that I have a device with four physical ports. > Port 3 is being used to speak to the rank-1. > Port 2 and Port 4 are being used to speak to downstream systems. > Port 1 is empty. New device goes on port 1. > > Isn't that a renumber too? > Maybe there was a device on port 1 before, and it was removed. > Which device is renumbered you think in this scenario? According to NSA, the new device may get a new address that is different from removed port1's device (considering the address of original port1's device may have not been release yet).
> > When a user wants a new device, a > > normal way is append them to the network at the end of an existing > > rank. > > This is going to be a total fail once remote hands are involved. > The only use case we have so far is sensors in a data center > The sensors in DC scenario just makes the use case clear and concrete. It represents a range of use cases. > >> I also think that it can happen if I add a new device to an existing > >> rank. > > > No, as long as there is enough address for this new device. > > And if there isn't? > What happens if you want add the 256th device to a subnet with /24 IPv4 address block? > > -- > Michael Richardson <mcr+i...@sandelman.ca> . o O ( IPv6 IøT consulting ) > Sandelman Software Works Inc, Ottawa and Worldwide > > > _______________________________________________ 6lo mailing list 6lo@ietf.org https://www.ietf.org/mailman/listinfo/6lo