Re: [Lsr] [Bier] PCE Controller & SDN Controller & Netconf/Yang NMS Controller - lines blurred and can the names be used ubiquitously meaning the same

2020-11-20 Thread Gyan Mishra
Hi Adrian, In line Kind Regards Gyan On Sun, Nov 15, 2020 at 7:04 AM Adrian Farrel wrote: > Hi Gyan, > > > > Sorry, I missed this (got caught on a filter cos it was a bit spammed to a > lot of lists :-). > > > > > I have noticed that after reviewing many drafts across many WGs it seems > in

Re: [Lsr] Prefix Unreachable Announcement Use Cases

2020-11-20 Thread Tony Przygienda
Yeah, so to give e'one his due, negative disaggregation is Pascal's brilliant brain-child, I bow to this. And I bow to his patience grinding me down to convince me the complexity of it is by far outweighted by elegance it brings to ugly failure repair. Then it took a lot of brow-beating until

Re: [Lsr] Prefix Unreachable Announcement Use Cases

2020-11-20 Thread Robert Raszuk
Hey Tony, > people somehow implying a map of RIFT negative disaggregation in relation to this work I think those people just made a subtle point that considering IGP alone if you want to influence your data plane forwarding by advertising PUA in today's hardware you really need to install more

Re: [Lsr] Prefix Unreachable Announcement Use Cases

2020-11-20 Thread Tony Przygienda
On Fri, Nov 20, 2020 at 6:27 AM Aijun Wang wrote: > Hi, Tony: > > Aijun Wang > China Telecom > > On Nov 20, 2020, at 17:45, Tony Przygienda wrote: > >  > Yes, acknowledging the idea of negative disaggregation is inspired by RIFT > work is fine (and normally, when inspired by an idea at least

Re: [Lsr] Early Allocation for IS-IS TTZ

2020-11-20 Thread Acee Lindem (acee)
Les, Thanks for coordinating the experts and getting this done. Acee From: "Les Ginsberg (ginsberg)" Date: Friday, November 20, 2020 at 1:50 PM To: "Les Ginsberg (ginsberg)" , Acee Lindem , Huaimo Chen , Christian Hopps , Hannes Gredler Cc: "lsr@ietf.org" , Alvaro Retana Subject: RE: Early

Re: [Lsr] Early Allocation for IS-IS TTZ

2020-11-20 Thread Les Ginsberg (ginsberg)
FYI – This has been approved by the DEs and IANA has updated the registry. Les From: Lsr On Behalf Of Les Ginsberg (ginsberg) Sent: Wednesday, November 18, 2020 1:45 PM To: Acee Lindem (acee) ; Huaimo Chen ; Christian Hopps ; Hannes Gredler Cc: lsr@ietf.org; Alvaro Retana Subject: Re:

Re: [Lsr] Prefix Unreachable Announcement Use Cases

2020-11-20 Thread Aijun Wang
Hi, Robert: Aijun Wang China Telecom > On Nov 20, 2020, at 16:10, Robert Raszuk wrote: > >  > Gyan, > > I like and support your use case #1 > > For use case #2 I have doubts. Imagine indeed an area which get's partitioned > such that ABR will loose connectivity to bunch of nodes. Does

Re: [Lsr] Prefix Unreachable Announcement Use Cases

2020-11-20 Thread Aijun Wang
Hi, Tony: Aijun Wang China Telecom > On Nov 20, 2020, at 17:45, Tony Przygienda wrote: > >  > Yes, acknowledging the idea of negative disaggregation is inspired by RIFT > work is fine (and normally, when inspired by an idea at least in research > cycles it is considered basic courtesy to

Re: [Lsr] Prefix Unreachable Announcement Use Cases

2020-11-20 Thread Tony Przygienda
Yes, acknowledging the idea of negative disaggregation is inspired by RIFT work is fine (and normally, when inspired by an idea at least in research cycles it is considered basic courtesy to refer to the according source, something has been lost more and more in IETF over time I dare to observe

Re: [Lsr] Prefix Unreachable Announcement Use Cases

2020-11-20 Thread Gyan Mishra
Robert Let me send it over graphical depiction as a picture is worth a thousand words should be easy to see the concept. Trying to keep as simple as possible. Thanks Gyan On Fri, Nov 20, 2020 at 3:03 AM Robert Raszuk wrote: > Gyan, > > I like and support your use case #1 > > For use case #2

Re: [Lsr] Prefix Unreachable Announcement Use Cases

2020-11-20 Thread Robert Raszuk
Gyan, I like and support your use case #1 For use case #2 I have doubts. Imagine indeed an area which get's partitioned such that ABR will loose connectivity to bunch of nodes. Does this mean that now such ABR will be blasting globally perhaps 1000s of PUAs ? How would the ABR be able to send