Re: I-D Action: draft-ietf-bfd-yang-06.txt

2017-08-14 Thread Reshad Rahman (rrahman)
I am gradually catching up to emails so I may not have absorbed all the emails I have gone through yetŠ. Regarding echo config, we agreed in Chicago to remove the echo config based on the fact that implementations of echo are vendor specific. e.g. An implementation which has echo as continuous wou

Re: I-D Action: draft-ietf-bfd-yang-06.txt

2017-08-14 Thread Jeffrey Haas
> On Aug 14, 2017, at 11:24 AM, Reshad Rahman (rrahman) > wrote: > > I am gradually catching up to emails so I may not have absorbed all the > emails I have gone through yetŠ. > > Regarding echo config, we agreed in Chicago to remove the echo config > based on the fact that implementations of

Re: I-D Action: draft-ietf-bfd-yang-06.txt

2017-08-14 Thread Reshad Rahman (rrahman)
Jeff, I agree. Regards, Reshad. On 2017-08-14, 1:10 PM, "Jeffrey Haas" wrote: > >> On Aug 14, 2017, at 11:24 AM, Reshad Rahman (rrahman) >> wrote: >> >> I am gradually catching up to emails so I may not have absorbed all the >> emails I have gone through yetŠ. >> >> Regarding echo config,

Re: [Technical Errata Reported] RFC5884 (5085)

2017-08-14 Thread Greg Mirsky
Hi Jeff, et al, greatly appreciate the most detailed analysis that explains the reasoning of the filed Errata. Please consider my in-lined and tagged with GIM>> notes. And since in the center of this discussion is LSP Ping, I've added MPLS WG. Best regards, Greg On Fri, Aug 11, 2017 at 10:39 AM,

Re: [Technical Errata Reported] RFC5884 (5085)

2017-08-14 Thread Greg Mirsky
Hi Carlos, thank you for sharing your view on how LSP Echo request with BFD Discriminator used to bootstrap a BFD session over MPLS LSP. I'm surprised that you refer to RFC 8029 as normative reference when commenting on RFC 5884. But even if we look into RFC 8029, it still has the same texts I've q

Re: [Technical Errata Reported] RFC5884 (5085)

2017-08-14 Thread Carlos Pignataro (cpignata)
Greg, This is my final email on this topic, since the arguments are now just silly and not technically constructive. 1. It's not about understanding English. It's about understanding specs! The "(if any)" that you quote means there are situations in which there's no echo reply. As I already ex

答复: Re: [mpls] [Technical Errata Reported] RFC5884 (5085)

2017-08-14 Thread hu.fangwei
Hi, I agree with Greg. When egress LSR receices the LSP ping echo from ingress LSR, it will send the BFD control packet to establish the BFD session, which could be used to confirm the receving of LSP ping echo request. So It is not necessary for the LSP ping echo reply to report the verificat