Hi, Dhruv:

 

Except the “should/SHOULD” concern, which I will check it carefully later and 
reply to John in another separate mail, I have updated the document again 
according to your suggestions. I will upload the updated document later once 
the “should/SHOULD” issues are solved.

 

Thanks for your suggestions!  Some detail responses are inline below.

 

Best Regards

 

Aijun Wang

China Telecom

 

 

发件人: Dhruv Dhody [mailto:d...@dhruvdhody.com] 
发送时间: 2024年8月23日 1:20
收件人: Aijun Wang <wangai...@tsinghua.org.cn>
抄送: The IESG <i...@ietf.org>; pce@ietf.org; 
draft-ietf-pce-pcep-extension-native...@ietf.org; pce-cha...@ietf.org
主题: Re: [Pce] I-D Action: draft-ietf-pce-pcep-extension-native-ip-35.txt

 

Hi Aijun, 

 

Apart from the global replacement of should/SHOULD, I also noticed the 
following issues in -35. 

 

(1) Abstract

 

To handle Gunter's comment, you made the following change.  

 

17      Abstract
18
19         This document defines the Path Computation Element Communication
20         Protocol (PCEP) extension for Central Control Dynamic Routing (CCDR)
21         based applications in Native IP networks.  It describes the key
22         information that is transferred between the Path Computation Element
23         (PCE) and the Path Computation Clients (PCC) to accomplish the End-
24         to-End (E2E) traffic assurance in the Native IP network under PCE as
25         a central controller (PCECC).

[minor]
an alternate proposal for abstract easier to digest and read for people with 
less PCEP awareness. Please use or ignore as you find useful

"
This document defines extensions to the Path Computation Element Communication 
Protocol (PCEP) to support the computation of paths for native IP traffic. The 
proposed extensions enable a Path Computation Element (PCE) to calculate and 
manage paths for native IP networks, enhancing the capabilities of PCEP beyond 
traditional MPLS and GMPLS networks. By introducing new PCEP objects and 
procedures, this document allows for the efficient use of IP network resources 
and supports the deployment of traffic engineering in native IP environments. "

【WAJ】Have updated the document accordingly.

 

I suggest the following rewording, hope this works for you and Gunter. 

 

This document introduces extensions to the PCE Communication Protocol (PCEP) to 
support path computation in native IP networks through a PCE-based central 
control mechanism known as Centralized Control Dynamic Routing (CCDR). These 
extensions empower a PCE to calculate and manage paths specifically for native 
IP networks, expanding PCEP’s capabilities beyond its traditional use in MPLS 
and GMPLS networks. By implementing these extensions, IP network resources can 
be utilized more efficiently, facilitating the deployment of traffic 
engineering in native IP environments.

 

【WAJ】I am OK for the text that you proposed except the following concerns:

Should the above “expanding” be replaced with “expands”, because the subject is 
also the “these extensions”?

 

(2) Thanks for adding normative reference to [I-D.ietf-pce-iana-update], but 
you should also refer to it in Section 13.2. I suggest adding the following 
note - 

 

Editorial Note (To be removed by RFC Editor): This experimental track document 
is allocating a code point in the registry under the standards action registry 
which is not allowed. [I-D.ietf-pce-iana-update] updates the registration 
policy to IETF review allowing for this allocation. Note that an early 
allocation was made when the document was being progressed in the standards 
track. At the time of publication, please remove this note and the reference to 
[I-D.ietf-pce-iana-update].  

【WAJ】Done

 

(3) Please move RFC 3209 and RFC 5036 to Informative references. 

【WAJ】Done. Thanks for your suggestions!

 

(4) There is an inconsistent use of lowercase "bytes" and "Byte". 

【WAJ】Go through the overall text, and replace all the “Byte” with “byte”

 

(5) Section 7.2, s/IP address MUST be one unicast address and/IP address MUST 
be a unicast address and/

【WAJ】Done. Thanks for the suggestions.

 

(6) Section 5, you removed the mention of SRP and LSP in error handling. Note 
that section 6.1. of RFC 9050 does mention error handling for missing SRP, LSP 
objects alongside CCI objects. I saw Gunter's comment but I dont think the 
suggestion was that the other objects should be removed. 

【WAJ】Have wrapped back the descriptions as “Error handling for missing SRP, LSP 
or CCI objects MUST be performed as specified in RFC 9050.”

 

Thanks! 

Dhruv (Doc Shepherd) 

 

 

 

 

On Thu, Aug 22, 2024 at 3:36 PM Aijun Wang <wangai...@tsinghua.org.cn 
<mailto:wangai...@tsinghua.org.cn> > wrote:

Hi, All experts:

I have uploaded the updated version of the IESG WGLC document, and wish it 
address all the comments received until now.
If there is still any existing comments not solved, or new comments, please let 
me know.

I also removed the original section for the implementation considerations.

Thanks all you for your careful reviews and suggestions!


Best Regards

Aijun Wang(on behalf of all authors of this document)




-----邮件原件-----
发件人: forwardingalgori...@ietf.org <mailto:forwardingalgori...@ietf.org>  
[mailto:forwardingalgori...@ietf.org <mailto:forwardingalgori...@ietf.org> ] 代表 
internet-dra...@ietf.org <mailto:internet-dra...@ietf.org> 
发送时间: 2024年8月22日 17:59
收件人: i-d-annou...@ietf.org <mailto:i-d-annou...@ietf.org> 
抄送: pce@ietf.org <mailto:pce@ietf.org> 
主题: [Pce] I-D Action: draft-ietf-pce-pcep-extension-native-ip-35.txt

Internet-Draft draft-ietf-pce-pcep-extension-native-ip-35.txt is now available. 
It is a work item of the Path Computation Element (PCE) WG of the IETF.

   Title:   Path Computation Element Communication Protocol (PCEP) Extensions 
for Native IP Networks
   Authors: Aijun Wang
            Boris Khasanov
            Sheng Fang
            Ren Tan
            Chun Zhu
   Name:    draft-ietf-pce-pcep-extension-native-ip-35.txt
   Pages:   37
   Dates:   2024-08-22

Abstract:

   This document defines extensions to the Path Computation Element
   Communication Protocol (PCEP) to support the computation of paths for
   native IP traffic.  The proposed extensions enable a Path Computation
   Element (PCE) to calculate and manage paths via Path Computation
   Client (PCC)for native IP networks, enhancing the capabilities of
   PCEP beyond traditional MPLS and GMPLS networks.  By introducing new
   PCEP objects and procedures, this document allows for the efficient
   use of IP network resources and supports the deployment of traffic
   engineering in native IP environments.

The IETF datatracker status page for this Internet-Draft is:
https://datatracker.ietf.org/doc/draft-ietf-pce-pcep-extension-native-ip/

There is also an HTMLized version available at:
https://datatracker.ietf.org/doc/html/draft-ietf-pce-pcep-extension-native-ip-35

A diff from the previous version is available at:
https://author-tools.ietf.org/iddiff?url2=draft-ietf-pce-pcep-extension-native-ip-35

Internet-Drafts are also available by rsync at:
rsync.ietf.org::internet-drafts


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