Re: [Lsr] Migration between normal flooding and flooding reduction

2019-05-22 Thread Huaimo Chen
; tony...@tony.li<mailto:tony...@tony.li> Cc: lsr@ietf.org<mailto:lsr@ietf.org> Subject: RE: [Lsr] Migration between normal flooding and flooding reduction Hi Les, Consider the following options to transfer all nodes in an area from flooding reduction to normal flooding or fr

Re: [Lsr] Migration between normal flooding and flooding reduction

2019-05-22 Thread Les Ginsberg (ginsberg)
Sent: Tuesday, May 21, 2019 11:18 PM To: Les Ginsberg (ginsberg) Cc: Huaimo Chen ; Tony Li ; lsr@ietf.org Subject: Re: [Lsr] Migration between normal flooding and flooding reduction One may observe that the draft implicitly also supports already option A too. If leader advertises full topology

Re: [Lsr] Migration between normal flooding and flooding reduction

2019-05-22 Thread Christian Hopps
Regards, Huaimo From: Tony Li [mailto:tony1ath...@gmail.com] On Behalf Of tony...@tony.li Sent: Saturday, May 18, 2019 1:17 PM To: Huaimo Chen Cc: lsr@ietf.org Subject: Re: [Lsr] Migration between normal flooding and flooding reduction Hi Huaimo, Before we get into your procedure, I have to ask

Re: [Lsr] Migration between normal flooding and flooding reduction

2019-05-22 Thread Robert Raszuk
the FT for distributed mode, which is used in > draft-ietf-lsr-dynamic-flooding. > > > > Best Regards, > > Huaimo > > *From:* Les Ginsberg (ginsberg) [mailto:ginsb...@cisco.com > ] > *Sent:* Monday, May 20, 2019 4:39 PM > *To:* Huaimo Chen ; tony...@tony.li > *Cc:

Re: [Lsr] Migration between normal flooding and flooding reduction

2019-05-21 Thread Huaimo Chen
for distributed mode, which is used in draft-ietf-lsr-dynamic-flooding. Best Regards, Huaimo From: Les Ginsberg (ginsberg) [mailto:ginsb...@cisco.com] Sent: Monday, May 20, 2019 4:39 PM To: Huaimo Chen ; tony...@tony.li Cc: lsr@ietf.org Subject: RE: [Lsr] Migration between normal flooding and flooding reduction

Re: [Lsr] Migration between normal flooding and flooding reduction

2019-05-20 Thread tony . li
half Of tony...@tony.li > Sent: Saturday, May 18, 2019 1:17 PM > To: Huaimo Chen > Cc: lsr@ietf.org > Subject: Re: [Lsr] Migration between normal flooding and flooding reduction > > > Hi Huaimo, > > Before we get into your procedure, I have to ask an important que

Re: [Lsr] Migration between normal flooding and flooding reduction

2019-05-20 Thread Les Ginsberg (ginsberg)
: [Lsr] Migration between normal flooding and flooding reduction Hi Tony, For the case that the IGP running in an area has been doing the flooding reduction, in order to let the IGP on every node in the area roll back to the normal flooding quickly and easily, a procedure for migrating from

Re: [Lsr] Migration between normal flooding and flooding reduction

2019-05-20 Thread Huaimo Chen
...@tony.li Sent: Saturday, May 18, 2019 1:17 PM To: Huaimo Chen Cc: lsr@ietf.org Subject: Re: [Lsr] Migration between normal flooding and flooding reduction Hi Huaimo, Before we get into your procedure, I have to ask an important question: why is any process necessary? In our experience, It Just

Re: [Lsr] Migration between normal flooding and flooding reduction

2019-05-18 Thread tony . li
Hi Huaimo, Before we get into your procedure, I have to ask an important question: why is any process necessary? In our experience, It Just Works. You turn on dynamic flooding and the nodes with the feature start complying with the flooding topology. Those that are not enabled perform

[Lsr] Migration between normal flooding and flooding reduction

2019-05-18 Thread Huaimo Chen
Hi Tony, Two possible procedures (Procedure A and B) for the migration are listed below for discussions. In the beginning, the IGP running in a network area does the normal flooding. The migration from the normal flooding to the flooding reduction (either centralized mode or distributed