Re: [Pce] Adoption Poll for draft-dhodylee-pce-pcep-ls

2024-04-04 Thread Adrian Farrel
Thanks, Julien.   Once upon a time, I was quite skeptical about this idea, and unhappy to see it progress. But I have become used to the idea, and two things help me believe we should adopt this:   1. As an Experiment, this can be tried out and

[Pce] New I-D on Experimental PCEP Error codes

2024-04-03 Thread Adrian Farrel
Hi PCE, After some discussions with Dhruv about how and why we wrote RFC 8356, Haomian and I have posted a new draft to allow Experimental error codes in PCEP. In summary, 8356 created space for Experimental PCEP messages, objects, TLVs. The assumption (see Appendix A) was that you could do

Re: [Pce] 2nd WGLC for draft-ietf-pce-pceps-tls13

2023-11-16 Thread Adrian Farrel
Hi, I've read the new version of this draft. I think it is ready for publication, but you have used smart quotes for the apostrophes in the Abstract and Introduction. Thanks for all the work. Adrian -Original Message- From: Pce On Behalf Of julien.meu...@orange.com Sent: 09 November

Re: [Pce] WG Adoption of draft-chen-pce-bier-11

2023-10-01 Thread Adrian Farrel
Thanks Ran, I’ll try to get to that soon. Adrian From: chen@zte.com.cn Sent: 01 October 2023 18:42 To: d...@dhruvdhody.com; adr...@olddog.co.uk Cc: pce@ietf.org; draft-chen-pce-b...@ietf.org Subject: Re: [Pce] WG Adoption of draft-chen-pce-bier-11 Hi Dhruv, Thanks for

Re: [Pce] WG Adoption of draft-chen-pce-bier-11

2023-09-28 Thread Adrian Farrel
Hi, I have no objection to the working group taking on this draft although I suspect that the community of interest is quite small, so there is some concern about proper review and WG consensus. Hopefully this adoption poll will secure a few promises of future review. A few editorial

Re: [Pce] WGLC for draft-ietf-pce-pcep-extension-native-ip-20

2023-05-24 Thread Adrian Farrel
In the past, I would have agreed with Tom on this.   But we are routinely seeing a pause of more than 200 days between a WG issuing a Publication Request and the AD starting their review (which leads to updates and discussion before IETF last call). IANA don't do

Re: [Pce] Adoption Poll for draft-dhody-pce-pceps-tls13-02

2023-03-28 Thread Adrian Farrel
Hey Julian. Yes, let's move this little draft forward quickly and ensure PCEP can be as secure as possible. A -Original Message- From: Pce On Behalf Of julien.meu...@orange.com Sent: 27 March 2023 10:49 To: pce@ietf.org Subject: [Pce] Adoption Poll for draft-dhody-pce-pceps-tls13-02

Re: [Pce] WG Last Call for draft-ietf-pce-segment-routing-ipv6-15

2023-03-06 Thread Adrian Farrel
> Many thanks for your comments, I have accepted most of the comments > from you, and would like to discuss with you about the rest. Please see my > reply inline. Great. Thanks, Cheng. Continuing the discussion in line. Snipped all of the resolved stuff. > Because we have a lots of comments. It

Re: [Pce] A small issue with the use of ERO and RRO in RSVP-TE and PCEP

2023-02-21 Thread Adrian Farrel
Hi again, Dhruv. Still not pushing this idea, but still trying to make sure it is correctly understood…. Of course an (unpopular) option would be to tell the PCE WG that it is not acceptable to use the RSVP-TE registries in this way, and let them know that if they want to specify paths

Re: [Pce] A small issue with the use of ERO and RRO in RSVP-TE and PCEP

2023-02-21 Thread Adrian Farrel
Looks like I was somewhat right with “unpopular”  Of course an (unpopular) option would be to tell the PCE WG that it is not acceptable to use the RSVP-TE registries in this way, and let them know that if they want to specify paths for other uses they should use a new PCEP ERO and RRO

Re: [Pce] WG Last Call for draft-ietf-pce-segment-routing-ipv6-15

2023-02-20 Thread Adrian Farrel
Hi, Here is my WG last call review of this document. Thanks to the authors for all of the work that has gone in. [A note for the chairs: Was this last call shared with SPRING?] Cheers, Adrian === Abstract The Source Packet Routing in Networking (SPRING) architecture In fact, although

[Pce] A small issue with the use of ERO and RRO in RSVP-TE and PCEP

2023-02-20 Thread Adrian Farrel
Hi, You may recall that, back in the early days, the plan for PCEP was that it was used to determine the paths that were to be signalled in MPLS-TE and to report on those paths. To that end, the ERO and RRO in PCEP messages follow the same construction as those used in RSVP-TE. That is, they are

Re: [Pce] WG Adoption of draft-dhody-pce-pcep-extension-pce-controller-srv6

2023-01-17 Thread Adrian Farrel
Hi, Tl;dr I support the adoption of this draft. As a co-author of RFC 8283, I take an interest in this work and the wider applicability of PCECC. I've also been interested in how SID allocation is coordinated, and this seems like a reasonable solution. Given that we have procedures and

Re: [Pce] Scoping Items from draft-koldychev-pce-operational

2023-01-05 Thread Adrian Farrel
As promised, I’m commenting into this thread as well. Picking Dhruv’s email from the thread because it best captures my feelings on the work. As I noted in the review I just posted, there seem to be a few (small but important) clarifications and changes to the previous specs that need to be

[Pce] A further review of draft-koldychev-pce-operational

2023-01-05 Thread Adrian Farrel
Hi, This is another fly-by review as I just saw the new revision of the draft pop up. I think it is important and helpful that implementers of IETF protocol work get together to document their experiences with the technology, so thanks to the authors for their work. However, I am concerned when

Re: [Pce] Thinking about draft-dhody-pce-pceps-tls13

2022-10-14 Thread Adrian Farrel
Wfm, thnx -Original Message- From: Russ Housley Sent: 14 October 2022 14:58 To: Adrian Farrel Cc: draft-dhody-pce-pceps-tl...@ietf.org; pce@ietf.org Subject: Re: Thinking about draft-dhody-pce-pceps-tls13 Maybe the phrase should be: PCEP implementations that support TLS 1.3 MUST

Re: [Pce] Thinking about draft-dhody-pce-pceps-tls13

2022-10-14 Thread Adrian Farrel
makes all the concerns go away. Cheers, Adrian -Original Message- From: Russ Housley Sent: 14 October 2022 13:46 To: Adrian Farrel Cc: draft-dhody-pce-pceps-tl...@ietf.org; pce@ietf.org Subject: Re: Thinking about draft-dhody-pce-pceps-tls13 Adrian: TLS 1.2 does not have

[Pce] Thinking about draft-dhody-pce-pceps-tls13

2022-10-13 Thread Adrian Farrel
Hi, Thanks for kicking off work to get PCEP able to work with TLS1.3. This is important. However... :-) I think it would be helpful to clarify that statements about what implementations must or must not do (etc.) should be scoped as "implementations of this document." That is, you are not

Re: [Pce] [Lsr] Lars Eggert's Discuss on draft-ietf-lsr-pce-discovery-security-support-11: (with DISCUSS and COMMENT)

2022-10-05 Thread Adrian Farrel
Gredler ; JP Vasseur (jvasseur) ; meral.shirazip...@polymtl.ca; Adrian Farrel Subject: RE: [Lsr] Lars Eggert's Discuss on draft-ietf-lsr-pce-discovery-security-support-11: (with DISCUSS and COMMENT) John - So you are suggesting that Section 4 of the draft be modified to say: "This introdu

Re: [Pce] [Lsr] Lars Eggert's Discuss on draft-ietf-lsr-pce-discovery-security-support-11: (with DISCUSS and COMMENT)

2022-10-04 Thread Adrian Farrel
Original Message- From: John Scudder Sent: 04 October 2022 18:29 To: Lars Eggert Cc: The IESG ; draft-ietf-lsr-pce-discovery-security-supp...@ietf.org; lsr-cha...@ietf.org; lsr ; Acee Lindem ; pce@ietf.org; Hannes Gredler ; Les Ginsberg (ginsberg) ; jvass...@cisco.com; meral.shirazip..

Re: [Pce] WG Adoption of draft-chen-pce-pcep-ifit-06

2022-07-07 Thread Adrian Farrel
Hi, I read through this draft as part of the adoption poll. I found it quite hard to work out from the Abstract what the purpose of the document is. The Introduction is a little more informative, but also quite hard work. It turns out, when you read the document, that two things are

Re: [Pce] Draft -06 available with most WG LC comments addressed//was: WGLC for draft-ietf-pce-vn-association-05

2022-04-15 Thread Adrian Farrel
Thanks Haomian, Looking good. Cut down to just a few open points. Best, Adrian 4. (for VIRTUAL-NETWORK-TLV) Length: Variable Length Length of what and in what units? Just the Virtual Network Name or the whole TLV? Probably in octets. What is the maximum allowed

Re: [Pce] ASCII in PCEP (WAS - Re: WGLC for draft-ietf-pce-vn-association-05)

2022-03-17 Thread Adrian Farrel
in PCEP and list out how they are used. Then we can have a starting point for a conversation. Cheers, Adrian From: Dhruv Dhody Sent: 17 March 2022 05:20 To: Adrian Farrel Cc: pce@ietf.org; draft-ietf-pce-vn-associat...@ietf.org; pce-chairs Subject: ASCII in PCEP (WAS - Re: [Pce] WGLC

Re: [Pce] WGLC for draft-ietf-pce-vn-association-05

2022-02-26 Thread Adrian Farrel
Hi, Here is my review of draft-ietf-pce-vn-association-05 as part of the WG last call. I think the document is technically ready to proceed, but it needs quite a bit of work to polish the text. After the number of edits I am proposing I feel like I have rewritten the document! My

Re: [Pce] I-D Action: draft-koldychev-pce-operational-05.txt

2022-02-20 Thread Adrian Farrel
Hi authors, I really appreciate the work done through interop to better understand protocol specs and revise the protocol. I hope that you are not all talking yourselves into an interop mode that changes the specs because that seems to interoperate, rather than fixing implementations to

Re: [Pce] WGLC for draft-ietf-pce-pcep-stateful-pce-gmpls-16

2022-01-19 Thread Adrian Farrel
Hi, It's been a journey for this draft! July 2012 :-) Glad that we are finally in a place to last call it, and excellent to know there is an implementation. Here is my review in support of the last call. You'll see that my minor points are essentially editorial (i.e., not asking to

Re: [Pce] IPR Poll for draft-li-pce-pcep-l2-flowspec

2021-12-16 Thread Adrian Farrel
Hi Hari, I am not aware of any IPR applicable to this draft that should be disclosed in accordance with IETF IPR rules. Cheers, Adrian From: Hariharan Ananthakrishnan Sent: 16 December 2021 18:24 To: Farrel Adrian ; Dhruv Dhody ; lizhen...@huawei.com Cc: pce@ietf.org Subject: IPR Poll

Re: [Pce] draft-dhodylee-pce-pcep-ls next steps!

2021-08-27 Thread Adrian Farrel
clear. Many Thanks! Gyan On Wed, Aug 25, 2021 at 10:30 AM Adrian Farrel mailto:adr...@olddog.co.uk> > wrote: Yes, thanks, Gyan. I think you have captured it all, although some of the behaviours are “hidden” in assumptions in the text. That is: * A PCEP speaker that

Re: [Pce] draft-dhodylee-pce-pcep-ls next steps!

2021-08-25 Thread Adrian Farrel
, 2021 at 2:40 PM Adrian Farrel mailto:adr...@olddog.co.uk> > wrote: Hi Gyan, I am very much in favour of positioning this work as Experimental. It is important (as with all IETF Experiments) to capture: - What stops this extension “escaping" in the Internet? -

Re: [Pce] draft-dhodylee-pce-pcep-ls next steps!

2021-07-18 Thread Adrian Farrel
loyed equipment? - How will you judge the success or failure of the experiment, and when? - What follow-up to the experiment do you propose? Best, Adrian From: Gyan Mishra Sent: 05 July 2021 07:43 To: Adrian Farrel ; Dhruv Dhody ; draft-dhodylee-pce-pcep...@ietf.org

Re: [Pce] WG Last Call for draft-ietf-pce-binding-label-sid-07 (and Code Point Allocation)

2021-03-26 Thread Adrian Farrel
Hi Cheng! This is good progress, thanks. I have cut down to the points that are still open. Nothing we need to fight about  Best, Adrian >> == Questions / Issues == >> >> 3. >> >> o BT = 0: The binding value is an MPLS label carried in the format >> specified in [RFC5462] where only

Re: [Pce] WG Last Call for draft-ietf-pce-binding-label-sid-07 (and Code Point Allocation)

2021-03-23 Thread Adrian Farrel
Hi Julien, WG, authors. Code point allocation: Is the request for all of the code points in the document? What about the not-yet-allocated code point from [I-D.ietf-pce-pcep-extension-for-pce-controller]. This spec can't be implemented without it. WG last call: I have a few questions/issues/nits

Re: [Pce] Adoption of draft-xiong-pce-lsp-flag-03

2021-02-19 Thread Adrian Farrel
-sid-06#section-11.2 Note it's also reused in https://tools.ietf.org/html/draft-ietf-pce-sr-path-segment-03#section-4.2 Have a nice week-end, Julien On 18/02/2021 16:57, Adrian Farrel wrote: > Thanks to the authors for cleaning this up a lot since last time. > > I don't object to adopti

Re: [Pce] Adoption of draft-xiong-pce-lsp-flag-03

2021-02-18 Thread Adrian Farrel
Thanks to the authors for cleaning this up a lot since last time. I don't object to adoption. Would be nice to have evidence of someone needing a bit now, but by the time this becomes an RFC it is reasonably possible. Adrian -Original Message- From: Pce On Behalf Of Dhruv Dhody Sent:

Re: [Pce] WG adoption poll for draft-dugeon-pce-stateful-interdomain-04

2020-12-22 Thread Adrian Farrel
Hi, I've reviewed this draft and I think it is ready for adoption because the functionality (i.e., stitching segments without inter-domain signaling which means that path-key cannot be used) is valuable. There are a number of editorial comments below. I think they do not need to be addressed

Re: [Pce] IPR Poll on draft-zhao-pce-pcep-extension-pce-controller-sr-09

2020-12-03 Thread Adrian Farrel
Hi, As a contributor, I am not aware of any IPR applicable to this draft that should be disclosed in accordance with IETF IPR rules. Thanks, Adrian From: Pce On Behalf Of Hariharan Ananthakrishnan Sent: 26 November 2020 22:58 To: lizhen...@huawei.com; pengshup...@huawei.com; Mahend

Re: [Pce] Adoption of draft-zhao-pce-pcep-extension-pce-controller-sr-09?

2020-12-03 Thread Adrian Farrel
Hello all, I was a contributor to some of the earlier versions of this document and am listed as such (although I don't think I work for Juniper any more). I think the document is in a good enough state for adoption. Post-adoption there are some things that could benefit from work... - I

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

2020-11-21 Thread Adrian Farrel
Hi again Gyan, I think we’re narrowing down and getting somewhat esoteric for the mailing lists we’re spamming. > Similarly other use cases such as with TEAS TS-Transport slice and being able > to provision TS and capturing the TS Enhanced VPN RT & resource information > and leveraging

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

2020-11-15 Thread Adrian Farrel
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 > the > industry that the lines seem to be blurred between a PCE controller, ODL or > Openflow SDN

[Pce] FW: I-D Action: draft-ietf-pce-pcep-flowspec-11.txt

2020-10-05 Thread Adrian Farrel
This draft is a work item of the Path Computation Element WG of the IETF. Title : PCEP Extension for Flow Specification Authors : Dhruv Dhody Adrian Farrel Zhenbin Li Filename: draft-ietf-pce-

Re: [Pce] I-D Action: draft-ietf-pce-pcep-extension-for-pce-controller-07.txt

2020-09-02 Thread Adrian Farrel
Just to repeat what I said when Shuping proposed the changes... This revision addresses all the points in my review. Cheers, Adrian -Original Message- From: Pce On Behalf Of internet-dra...@ietf.org Sent: 02 September 2020 03:37 To: i-d-annou...@ietf.org Cc: pce@ietf.org Subject: [Pce]

Re: [Pce] Alvaro Retana's Discuss on draft-ietf-pce-pcep-flowspec-10: (with DISCUSS)

2020-08-27 Thread Adrian Farrel
: Alvaro Retana Sent: 26 August 2020 23:20 To: adr...@olddog.co.uk; The IESG Cc: pce-cha...@ietf.org; pce@ietf.org; Julien Meuric ; draft-ietf-pce-pcep-flows...@ietf.org Subject: RE: Alvaro Retana's Discuss on draft-ietf-pce-pcep-flowspec-10: (with DISCUSS) On August 26, 2020 at 5:25:20 PM, Adrian

Re: [Pce] Benjamin Kaduk's Discuss on draft-ietf-pce-pcep-flowspec-10: (with DISCUSS and COMMENT)

2020-08-26 Thread Adrian Farrel
issors are sharp and they enjoy running. You paragraph of suggestions of pointers of how/when to do AND and OR is a reasonable starting point. But surely it is something that belongs in 5575bis? Cheers, Adrian On Wed, Aug 26, 2020 at 09:51:52PM +0100, Adrian Farrel wrote: > Hi Ben, > > Thank

Re: [Pce] Roman Danyliw's No Objection on draft-ietf-pce-pcep-flowspec-10: (with COMMENT)

2020-08-26 Thread Adrian Farrel
: Roman Danyliw's No Objection on draft-ietf-pce-pcep-flowspec-10: (with COMMENT) Hi Adrian! > -Original Message- > From: Adrian Farrel > Sent: Wednesday, August 26, 2020 5:09 PM > To: Roman Danyliw ; 'The IESG' > Cc: draft-ietf-pce-pcep-flows...@ietf.org; pce-cha...@ietf.or

Re: [Pce] Alvaro Retana's Discuss on draft-ietf-pce-pcep-flowspec-10: (with DISCUSS)

2020-08-26 Thread Adrian Farrel
Hi Alvaro, Responding to your Discuss separately from your Comment to get you an answer before the telechat. > DISCUSS: > > §8.7: "it is possible that Flow Specifications will be distributed by BGP as > well as by PCEP as described in this document...implementations MAY provide a >

Re: [Pce] Roman Danyliw's No Objection on draft-ietf-pce-pcep-flowspec-10: (with COMMENT)

2020-08-26 Thread Adrian Farrel
Hi Roman, > COMMENT: > > ** Section 12. To refine what Ben Kaduk noted about the applicability of > [RFC6952], Section 2.5 seems to apply for me. Yes, that it the relevant section, and I've added an explicit section pointer. > ** Section 12. Per “Therefore, implementations or deployments

Re: [Pce] Benjamin Kaduk's Discuss on draft-ietf-pce-pcep-flowspec-10: (with DISCUSS and COMMENT)

2020-08-26 Thread Adrian Farrel
Hi Ben, Thanks for the review. A lot of very helpful comments and discussions. All answers in line. I have a working copy with the edits (hint to co-authors: *I* have the working copy :-) Best, Adrian > DISCUSS: > > As with the others, I also found this document to be quite easy to > read and

Re: [Pce] Erik Kline's No Objection on draft-ietf-pce-pcep-flowspec-10: (with COMMENT)

2020-08-25 Thread Adrian Farrel
Thanks again Erik, Processing the details now... > [ section 2 ] > > * "a flag is provided to indicate that the sender of a PCEP message > that includes a Flow Specification is intended to be installed as > a Longest Prefix Match route, or..." > > This didn't scan too well for me. It seems

Re: [Pce] Martin Duke's No Objection on draft-ietf-pce-pcep-flowspec-10: (with COMMENT)

2020-08-25 Thread Adrian Farrel
Thanks, Martin. > Sec 5. Specify the error if more than 1 TLV of any type is present. Yes. Both TLVs earn the text... If more than one instance of this TLV is present, the first MUST be processed and subsequence instances MUST be ignored. > Sec 7. The text is incomplete for

Re: [Pce] Erik Kline's No Objection on draft-ietf-pce-pcep-flowspec-10: (with COMMENT)

2020-08-23 Thread Adrian Farrel
Nice collection of nits, Erik. Thanks. Will attend to them when the next version comes out. Best, Adrian -Original Message- From: Erik Kline via Datatracker Sent: 23 August 2020 02:28 To: The IESG Cc: draft-ietf-pce-pcep-flows...@ietf.org; pce-cha...@ietf.org; pce@ietf.org; Julien

Re: [Pce] Éric Vyncke's No Objection on draft-ietf-pce-pcep-flowspec-10: (with COMMENT)

2020-08-18 Thread Adrian Farrel
Thanks Eric, Yes, that's a good catch. Embarrassed that is sneaked through. I now have The Value field MUST be set to 0 and MUST be ignored on receipt. in my working copy. Best, Adrian -Original Message- From: Éric Vyncke via Datatracker Sent: 18 August 2020 11:14 To: The IESG

[Pce] Additional point: PCE WG LC for draft-ietf-pce-pcep-extension-for-pce-controller

2020-08-16 Thread Adrian Farrel
Looks like you need to update Chao Zhou's email address in the draft. Adrian -Original Message- From: Pce On Behalf Of Adrian Farrel Sent: 16 August 2020 17:15 To: julien.meu...@orange.com; pce@ietf.org Cc: draft-ietf-pce-pcep-extension-for-pce-control...@ietf.org Subject: Re: [Pce] PCE

Re: [Pce] PCE WG LC for draft-ietf-pce-pcep-extension-for-pce-controller

2020-08-16 Thread Adrian Farrel
Hi Julien, WG, authors, I'm listed as one of the eight Contributors to this document, although my affiliation should read "Old Dog Consulting". I was a co-author of RFC 8283, so I am generally glad to see protocol work addressing this space. This document is almost ready to progress, but there

Re: [Pce] Genart last call review of draft-ietf-pce-pcep-flowspec-09

2020-07-03 Thread Adrian Farrel
Thanks for taking time to so the review, Roni. Best, Adrian -Original Message- From: Roni Even via Datatracker Sent: 03 July 2020 08:08 To: gen-...@ietf.org Cc: pce@ietf.org; last-c...@ietf.org; draft-ietf-pce-pcep-flowspec@ietf.org Subject: Genart last call review of

Re: [Pce] Adoption of draft-li-pce-sr-bidir-path-06?

2020-02-02 Thread Adrian Farrel
Thanks Rakesh, It seems to me that associating an SR path in one direction with an RSVP-TE path in the other direction is *possible* but seems unlikely in the extreme. I would not want to take an action that made it impossible to add this feature should someone come up with a pressing

Re: [Pce] I-D Action: draft-ietf-pce-stateful-flags-01.txt

2020-01-23 Thread Adrian Farrel
. Title : Updated Rules for Processing Stateful PCE Request Parameters Flags Author : Adrian Farrel Filename: draft-ietf-pce-stateful-flags-01.txt Pages : 7 Date: 2020-01-23 Abstract: Extensions to the Path

Re: [Pce] Benjamin Kaduk's No Objection on draft-ietf-pce-stateful-flags-00: (with COMMENT)

2020-01-21 Thread Adrian Farrel
>> Every review comment deserves a response. > > You're too kind! Never knowingly  > Both proposed changes look good to me :) Great, thanks. They are in the buffer. A ___ Pce mailing list Pce@ietf.org https://www.ietf.org/mailman/listinfo/pce

Re: [Pce] Alvaro Retana's Comments on draft-ietf-pce-stateful-flags-00: (with DISCUSS and COMMENT)

2020-01-21 Thread Adrian Farrel
Hi again Alvaro A separate thread for your Comments (since your Discuss was so juicy!) > (1) Compatibility > > The compatibility issue described at the end of §4 could result in all types > of > unforeseen errors or more serious issues; even considering just the one flag > defined in rfc8281:

Re: [Pce] Alvaro Retana's Discuss on draft-ietf-pce-stateful-flags-00: (with DISCUSS and COMMENT)

2020-01-21 Thread Adrian Farrel
Hello Alvaro, Thanks for this Discuss. I think you found a hole in draft-ietf-pce-lsp-control-request. It doesn't look like a big hole because if you tried to apply both the C and the R flag, presumably the R flag would get executed making the C flag irrelevant. But I agree that the clarity of

Re: [Pce] Benjamin Kaduk's No Objection on draft-ietf-pce-stateful-flags-00: (with COMMENT)

2020-01-21 Thread Adrian Farrel
> Thanks for this clear and well-written document! I just have a couple > of editorial comments that probably don't even need a response. Thanks for reading, Ben. Every review comment deserves a response. > Section 4 > > There will remain an issue with compatibility between implementations >

Re: [Pce] Adoption of draft-li-pce-sr-bidir-path-06?

2020-01-20 Thread Adrian Farrel
Hey Julien, WG, I have reviewed draft-li-pce-sr-bidir-path as part of the adoption poll and I have a few comments below. Overall, this seems like a simple combination of two existing functions: - associated bidirectional - SR So it should be straightforward and the function is clearly needed,

Re: [Pce] A discussion point for draft-ietf-pce-pcep-flowspec

2020-01-10 Thread Adrian Farrel
if it wants to describe what traffic to associate with a path. Like you, I would like to hear more from the working group. Cheers, Adrian From: Vishnu Pavan Beeram Sent: 10 January 2020 05:45 To: Adrian Farrel Cc: pce@ietf.org; draft-ietf-pce-pcep-flows...@ietf.org Subject: Re: [Pce

Re: [Pce] Shepherd Review of draft-ietf-pce-pcep-flowspec

2020-01-05 Thread Adrian Farrel
Hi Julien, Long ago you sent your review. Comments in line. At the same time, we see that IDR has basically completed work on draft-ietf-idr-rfc5575bis and we think we should update this document to use that as a reference instead of RFC 5575 and RFC 7674. Finally, someone contacted us

[Pce] Shepherd review of draft-ietf-pce-stateful-pce-lsp-scheduling

2020-01-04 Thread Adrian Farrel
Hi authors, Just doing the shepherd write-up after working group last call and I have a nit in section 10.3 You ask for a new registry of bits, but you don't tell IANA the size of the registry. I think, to be consistent with (e.g.)

Re: [Pce] Benjamin Kaduk's No Objection on draft-ietf-pce-gmpls-pcep-extensions-15: (with COMMENT)

2019-12-12 Thread Adrian Farrel
Hi Ben, In the absence of a response from the authors this last month, I'm jumping in because I want to see this published. Authors/shepherd/chairs/AD: attached is an xml file that makes these changes. I can't post it cos I'm not an author. Cheers, Adrian === > Thank you for addressing my

Re: [Pce] [pce] :New Version Notification for draft-xiong-pce-lsp-flag-00.txt

2019-12-02 Thread Adrian Farrel
Hi, I wouldn't object to any solution. - What Dhruv suggests - Just 32 bits and define a new TLV if more bits are ever needed Best, Adrian -Original Message- From: Dhruv Dhody Sent: 02 December 2019 05:28 To: xiong.q...@zte.com.cn Cc: Farrel Adrian ; Stone, Andrew (Nokia - CA/Ottawa)

Re: [Pce] [pce] :New Version Notification for draft-xiong-pce-lsp-flag-00.txt

2019-11-28 Thread Adrian Farrel
Hi Quan, Thanks for picking up this work. You are right that we need a solution. A couple of points about your draft… I don’t think it is necessary or advisable to repeat the format of the existing PLSP-ID object, or to list the currently-assigned bits and meanings. Doing so creates

Re: [Pce] Shepherd Review of draft-ietf-pce-pcep-flowspec

2019-11-18 Thread Adrian Farrel
Thanks, Julien. We have received a private communication from someone about the same section so the authors are going to take a little time to try to work over this section. We'll see whether our changes make enough difference to warrant re-polling that section with the WG. Cheers, Adrian --

Re: [Pce] I-D Action: draft-ietf-pce-stateful-flags-00.txt

2019-11-09 Thread Adrian Farrel
item of the Path Computation Element WG of the IETF. > > Title : Updated Rules for Processing Stateful PCE Request Parameters Flags > Author : Adrian Farrel > Filename: draft-ietf-pce-stateful-flags-00.txt > Pages : 6 >

Re: [Pce] Rtgdir last call review of draft-farrel-pce-stateful-flags-02

2019-11-04 Thread Adrian Farrel
Hello Deborah, I wonder whether something has changed in the IETF process that I'm not aware of. That is possible. > Adrian, I'm also a bit confused on the intention of the draft. While > the tools are not error checking a draft with intended status of PS > against a title indicating an

[Pce] FW: New Version Notification for draft-ietf-pce-pcep-flowspec-06.txt

2019-11-02 Thread Adrian Farrel
To: Adrian Farrel ; Dhruv Dhody ; Zhenbin Li Subject: New Version Notification for draft-ietf-pce-pcep-flowspec-06.txt A new version of I-D, draft-ietf-pce-pcep-flowspec-06.txt has been successfully submitted by Adrian Farrel and posted to the IETF repository. Name: draft-ietf-pce-pcep

Re: [Pce] Rtgdir last call review of draft-farrel-pce-stateful-flags-02

2019-10-31 Thread Adrian Farrel
Hi Mike, Thanks for taking the time to read this. > Great job on the easy to understand draft. I probably > don't want to know the history of why this is an individual > draft but I am curious. I'll ask Adrian over a drink sometime. Not rejecting the idea of a drink, but just sharing with the

Re: [Pce] RtgDir: Early Review of draft-ietf-pce-pcep-flowspec-05.txt - "PCEP Extension for Flow Specification"

2019-10-22 Thread Adrian Farrel
Hi Acee, Thanks for the review and the kind words. I believe this document is in WG last call at the moment, so this is not quite so early as an “Early Review” might normally be. > I have a question and a few suggestions: > >1. For the multicast flow filter TLVs, is there some reason why >

Re: [Pce] WG Last Call of draft-ietf-pce-pcep-flowspec

2019-10-17 Thread Adrian Farrel
Hi Julien, Probably no surprise: as an author, I support this document going forward. I just did a quick re-read of the draft and don't see any issues beyond the fact that Section 11 refers to the -04 version. Thanks, Adrian -Original Message- From: Pce On Behalf Of

Re: [Pce] IPR Poll on draft-ietf-pce-pcep-flowspec

2019-10-14 Thread Adrian Farrel
Hi Hari, I am not aware of any IPR applicable to this draft that should be disclosed in accordance with IETF IPR rules. Thanks, Adrian From: Hariharan Ananthakrishnan Sent: 14 October 2019 18:00 To: Dhruv Dhody ; Farrel Adrian ; lizhen...@huawei.com Cc: pce@ietf.org Subject: IPR

[Pce] Review of draft-zhang-pce-resource-sharing-10

2019-09-26 Thread Adrian Farrel
Hi, Now I'm no longer one of the PCE chairs, I have a little more time for reviewing works in progress. This document popped up as a candidate because it has been around for a long time and is now on its eleventh version. (It's also not too long, which makes it attractive.) I hope these

Re: [Pce] I-D Action: draft-farrel-pce-stateful-flags-02.txt

2019-09-23 Thread Adrian Farrel
: Adrian Farrel Filename: draft-farrel-pce-stateful-flags-02.txt Pages : 6 Date: 2019-09-23 Abstract: Extensions to the Path Computation Element communications Protocol (PCEP) to support stateful Path Computation Elements (PCEs

Re: [Pce] Shepherd Review of draft-farrel-pce-stateful-flags-01

2019-09-22 Thread Adrian Farrel
Hi, I’m willing to be guided here. I don’t think the new draft makes any changes to how a code point seen in in the wild should be interpreted. And the “updates” relationship will be in place. But if people think it is valuable we could have… IANA maintains a registry called the “Path

Re: [Pce] **Barry Leiba's DISCUSS on draft-ietf-pce-stateful-pce-auto-bandwidth**

2019-09-16 Thread Adrian Farrel
Yes, that's a reasonable request. Should send a Notification. If congested or would only serve to increase overload, May choose to not send a Notification. Not sending a Notification could result in foo A PCC experiencing foo should to bar. Note that when a PCE serves very many PCCs, congestion

Re: [Pce] **Barry Leiba's DISCUSS on draft-ietf-pce-stateful-pce-auto-bandwidth**

2019-09-16 Thread Adrian Farrel
Top post, historic view. IIRC the reason for not requiring a Notification in the case of overload was that the process of sending a Notification might contribute to the overload. And, furthermore, that there might be an attack that leverages the need to send a Notification to perpetuate the

Re: [Pce] IPR Poll on draft-farrel-pce-stateful-flags-01

2019-09-06 Thread Adrian Farrel
Hi Hari, I am not aware of any IPR applicable to this draft that should be disclosed in accordance with IETF IPR rules. Thanks, Adrian From: Hariharan Ananthakrishnan Sent: 06 September 2019 15:41 To: Farrel Adrian Cc: pce@ietf.org Subject: IPR Poll on

Re: [Pce] WG LC for draft-farrel-pce-stateful-flags-01

2019-08-30 Thread Adrian Farrel
Dhruv, WG, You'll be unsurprised to know I think this document is ready to proceed. I've even read it. Adrian -Original Message- From: Dhruv Dhody Sent: 30 August 2019 19:14 To: pce@ietf.org Cc: pce-chairs Subject: WG LC for draft-farrel-pce-stateful-flags-01 Hi WG, This email

Re: [Pce] Secdir last call review of draft-ietf-pce-stateful-hpce-11

2019-08-27 Thread Adrian Farrel
You had me at the mention of beer. Actually, that would be a useful conversation both in a PCE context and in a wider SDN context. (Always said that the SDN architecture was missing a bit of security work). I'd also love us to have some clarity about TCP-AO. It's like we were all told we must

[Pce] draft-leedhody-pce-vn-association adopted by PCE WG

2019-08-21 Thread Adrian Farrel
Thanks to all who responded to this poll. The result was not overwhelming, but the chairs think that there is just about enough support to move forward. Authors, please post the draft as draft-ietf-pce-vn-association-00 with no changes except for the name, and be sure to set the "replaces"

Re: [Pce] [Lsr] Solicit feedback on draft-ietf-lsr-pce-discovery-security-support-01

2019-08-20 Thread Adrian Farrel
Hi Qin, I didn't see any response to this email, so I thought I should chip in with some (old, old, old) memories and context. tl;dr I am generally supportive of this work, but I think a little fine-tuning is needed. If I recall correctly, the situation when 5088 and 5089 were produced was that

[Pce] FW: I-D Action: draft-farrel-pce-stateful-flags-01.txt

2019-08-16 Thread Adrian Farrel
13:23 To: i-d-annou...@ietf.org Subject: I-D Action: draft-farrel-pce-stateful-flags-01.txt A New Internet-Draft is available from the on-line Internet-Drafts directories. Title : Updated Rules for Processing Stateful PCE Request Parameters Flags Author : Adrian

Re: [Pce] I-D Action: draft-ietf-pce-pcep-flowspec-05.txt

2019-08-15 Thread Adrian Farrel
Adrian Farrel Zhenbin Li Filename: draft-ietf-pce-pcep-flowspec-05.txt Pages : 32 Date: 2019-08-15 Abstract: The Path Computation Element (PCE) is a functional component capable of selecting

Re: [Pce] PCE WG Adoption poll for draft-leedhody-pce-vn-association

2019-08-14 Thread Adrian Farrel
. Especially happy to hear form those who have read the draft, and those who plan to help with reviews and implementations. Thanks, Adrian (still trying to step down!) -Original Message- From: Pce On Behalf Of Adrian Farrel Sent: 14 July 2019 14:00 To: pce@ietf.org Cc: draft-leedhody-pce-vn

[Pce] Update to draft-ietf-pce-pcep-flowspec

2019-08-07 Thread Adrian Farrel
hruv Dhody Adrian Farrel Zhenbin Li Filename: draft-ietf-pce-pcep-flowspec-04.txt Pages : 32 Date: 2019-08-07 Abstract: The Path Computation Element (PCE) is a functional component capable of selecting

[Pce] Please review draft-farrel-pce-stateful-flags-00.txt

2019-07-15 Thread Adrian Farrel
*** -Original Message- From: Pce On Behalf Of Adrian Farrel Sent: 24 June 2019 08:04 To: pce@ietf.org Subject: [Pce] New draft draft-farrel-pce-stateful-flags-00.txt Hi, While reviewing draft-ietf-pce-lsp-control-request I noticed that RFC 8231 is missing clarity about how to handle the Flags field

[Pce] PCE WG Adoption poll for draft-leedhody-pce-vn-association

2019-07-14 Thread Adrian Farrel
Hi WG, He authors of draft-leedhody-pce-vn-association have been asking for adoption and... - the base PCEP association extensions seem to be stable and advancing - I did an early review and the authors span a new version So, this starts an adoption poll for the draft. Because IETF-105 is

Re: [Pce] Mirja Kühlewind's No Objection on draft-ietf-pce-association-group-09: (with COMMENT)

2019-07-09 Thread Adrian Farrel
Thanks for the catch, Mirja. But authors, please fix as "the association types are defined" Thanks, Adrian -Original Message- From: Mirja Kühlewind via Datatracker Sent: 09 July 2019 15:19 To: The IESG Cc: draft-ietf-pce-association-gr...@ietf.org; Julien Meuric ;

[Pce] New draft draft-farrel-pce-stateful-flags-00.txt

2019-06-24 Thread Adrian Farrel
Message- From: internet-dra...@ietf.org Sent: 24 June 2019 07:53 To: Adrian Farrel Subject: New Version Notification for draft-farrel-pce-stateful-flags-00.txt A new version of I-D, draft-farrel-pce-stateful-flags-00.txt has been successfully submitted by Adrian Farrel and posted to the IETF

[Pce] Chair's pre-adoption review of draft-leedhody-pce-vn-association-07

2019-06-18 Thread Adrian Farrel
Hi, Since you indicated that you thought your draft was ready for adoption by the working group, I have done a quick review. I realise that this is work in progress and does not need to be perfect or even complete at this stage, so I have tried to just pick out some points to tidy up the document

Re: [Pce] I-D Action: draft-ietf-pce-stateful-hpce-10.txt

2019-06-18 Thread Adrian Farrel
Thanks Dan. Deborah, good to go. Adrian -Original Message- From: Pce On Behalf Of dan...@olddog.co.uk Sent: 17 June 2019 23:03 To: pce@ietf.org Subject: Re: [Pce] I-D Action: draft-ietf-pce-stateful-hpce-10.txt Hi All, This revision of the I-D adjusts the number of document authors,

Re: [Pce] WG LC for draft-ietf-pce-lsp-control-request-04

2019-06-17 Thread Adrian Farrel
Hi, Picking up on Dhruv's request, I did a quick review as co-chair. It's after the end of WG last call, but life is full of little disappointments. Enjoy! Adrian === Please reduce to five or fewer authors on the front page or provide the shepherd with a good reason why not. --- Please

[Pce] Publication has been requested for draft-ietf-pce-stateful-hpce-09

2019-06-11 Thread Adrian Farrel via Datatracker
Adrian Farrel has requested publication of draft-ietf-pce-stateful-hpce-09 as Informational on behalf of the PCE working group. Please verify the document's state at https://datatracker.ietf.org/doc/draft-ietf-pce-stateful-hpce/ ___ Pce mailing list

Re: [Pce] Review of draft-ietf-pce-stateful-hpce

2019-06-10 Thread Adrian Farrel
Thanks, Dan, I'm checking the diffs and then I'll do the shepherd write-up and move the document along. Best, Adrian -Original Message- From: Daniel King On Behalf Of dan...@olddog.co.uk Sent: 10 June 2019 13:21 To: adr...@olddog.co.uk Cc: pce@ietf.org Subject: RE: [Pce] Review of

[Pce] Publication has been requested for draft-ietf-pce-stateful-pce-auto-bandwidth-09

2019-05-31 Thread Adrian Farrel via Datatracker
Adrian Farrel has requested publication of draft-ietf-pce-stateful-pce-auto-bandwidth-09 as Proposed Standard on behalf of the PCE working group. Please verify the document's state at https://datatracker.ietf.org/doc/draft-ietf-pce-stateful-pce-auto-bandwidth

[Pce] Implementing the new Implementation Policy

2019-05-31 Thread Adrian Farrel
All, Obviously we have cut some slack for the documents that are further advanced. But a number of you have asked that your drafts be considered for WG last call, and a few are in the queue (see the lists on the wiki at https://trac.ietf.org/trac/pce/). If you are hoping that your document will

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