Re: [auth48] AUTH48: RFC-to-be 9378 <draft-ietf-ippm-ioam-deployment-05> for your review

["Bernier, Daniel" <[e-mail]>]

Sorry

I approve the changes

On Apr 20, 2023 5:55 p.m., Sarah Tarrant <[e-mail]> wrote:
Hi Daniel,

This is a friendly reminder that we await your review and approval prior to moving this document forward in the publication process.

The files have been posted here (please refresh):
 https://www.rfc-editor.org/authors/rfc9378.txt
 https://www.rfc-editor.org/authors/rfc9378.pdf
 https://www.rfc-editor.org/authors/rfc9378.html
 https://www.rfc-editor.org/authors/rfc9378.xml

The relevant diff files have been posted here (please refresh):
 https://www.rfc-editor.org/authors/rfc9378-diff.html (comprehensive diff)
 https://www.rfc-editor.org/authors/rfc9378-auth48diff.html (AUTH48 changes only)
 https://www.rfc-editor.org/authors/rfc9378-lastdiff.html (last to current version only)

The AUTH48 status page for this document is available here:
 https://www.rfc-editor.org/auth48/rfc9378

Thank you,
RFC Editor/st

> On Apr 13, 2023, at 11:19 AM, Sarah Tarrant <[e-mail]> wrote:
>
> Hi Frank and Shwetha,
>
> We have updated your statuses to “Approved” at https://www.rfc-editor.org/auth48/rfc9378. We will await approval from Daniel prior to moving this document forward in the publication process.
>
> Thank you.
>
> RFC Editor/st
>
>> On Apr 13, 2023, at 1:53 AM, Shwetha Bhandari <[e-mail]> wrote:
>>
>> Hi Sarah,
>>
>> Thank for the edits, it looks good to me. I approve the changes as a co-author too.
>>
>> Thanks
>> Shwetha
>>
>> On Thu, 13 Apr 2023, 8:17 am Frank Brockners (fbrockne), <[e-mail]> wrote:
>> Hi Sarah,
>>
>> Thanks for the changes. The document LGTM - I approve the doc as one of the authors.
>>
>> Cheers, Frank
>>
>>> -----Original Message-----
>>> From: Sarah Tarrant <[e-mail]>
>>> Sent: Wednesday, 12 April 2023 19:38
>>> To: Martin Duke <[e-mail]>
>>> Cc: Frank Brockners (fbrockne) <[e-mail]>; Tal Mizrahi
>>> <[e-mail]>; [e-mail];
>>> [e-mail]; [e-mail]; ippm-
>>> [e-mail]; [e-mail]; [e-mail]; auth48archive@rfc-
>>> editor.org
>>> Subject: Re: [AD] AUTH48: RFC-to-be 9378 <draft-ietf-ippm-ioam-deployment-
>>> 05> for your review
>>>
>>> Hi Martin,
>>>
>>> We have updated your status to “Approved” at https://urldefense.com/v3/__https://www.rfc-__;!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6ic04jIKHQ$
>>> editor.org/auth48/rfc9378.
>>>
>>> We will await approvals from the three remaining authors prior to moving this
>>> document forward in the publication process.
>>>
>>> Thank you.
>>>
>>> RFC Editor/st
>>>
>>>> On Apr 12, 2023, at 10:56 AM, Martin Duke <[e-mail]>
>>> wrote:
>>>>
>>>> Revised Sec 3 LGTM
>>>>
>>>> On Wed, Apr 12, 2023 at 8:51 AM Sarah Tarrant <[e-mail]> wrote:
>>>> Hi Frank and *Martin,
>>>>
>>>> [*Martin - just a reminder that we are requesting your review/approval
>>>> of the text added to Section 3 as highlighted in the following diff:
>>>> https://urldefense.com/v3/__https://www.rfc-editor.org/authors/rfc9378-auth48diff.html__;!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6ie42ABwRw$ .]
>>>>
>>>> Thank you for your reply and guidance. We have updated accordingly.
>>>>
>>>> Please review the files carefully as we do not make changes after publication.
>>>>
>>>> The files have been posted here (please refresh):
>>>>  https://urldefense.com/v3/__https://www.rfc-editor.org/authors/rfc9378.txt__;!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6if4NY2luQ$
>>>>  https://urldefense.com/v3/__https://www.rfc-editor.org/authors/rfc9378.pdf__;!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6icJu4AWbQ$
>>>>  https://urldefense.com/v3/__https://www.rfc-editor.org/authors/rfc9378.html__;!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6id1Xfzapg$
>>>>  https://urldefense.com/v3/__https://www.rfc-editor.org/authors/rfc9378.xml__;!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6ie_OoT5uQ$
>>>>
>>>> The relevant diff files have been posted here (please refresh):
>>>>  https://urldefense.com/v3/__https://www.rfc-editor.org/authors/rfc9378-diff.html__;!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6idAknQYQw$  (comprehensive diff)
>>>>  https://urldefense.com/v3/__https://www.rfc-editor.org/authors/rfc9378-auth48diff.html__;!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6ie42ABwRw$  (AUTH48
>>> changes only)
>>>>  https://urldefense.com/v3/__https://www.rfc-editor.org/authors/rfc9378-lastdiff.html__;!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6icDlde-ow$  (last to
>>>> current version only)
>>>>
>>>> Please contact us with any further updates/questions/comments you may
>>> have.
>>>>
>>>> We will await approvals from each of the parties listed on the AUTH48 status
>>> page prior to moving forward to publication.
>>>>
>>>> The AUTH48 status page for this document is available here:
>>>>  https://urldefense.com/v3/__https://www.rfc-editor.org/auth48/rfc9378__;!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6ieZ3UiMwA$
>>>>
>>>> Thank you.
>>>>
>>>> RFC Editor/st
>>>>
>>>>> On Apr 12, 2023, at 3:44 AM, Frank Brockners (fbrockne)
>>> <[e-mail]> wrote:
>>>>>
>>>>> Hi Sarah,
>>>>>
>>>>> Thanks for the updates. Please see inline.. ("..FB")
>>>>>
>>>>>> -----Original Message-----
>>>>>> From: Sarah Tarrant <[e-mail]>
>>>>>> Sent: Friday, 7 April 2023 17:00
>>>>>> To: Tal Mizrahi <[e-mail]>; Frank Brockners
>>>>>> (fbrockne) <[e-mail]>; [e-mail]
>>>>>> Cc: [e-mail]; [e-mail];
>>>>>> [e-mail]; [e-mail]; [e-mail];
>>>>>> [e-mail]; [e-mail]
>>>>>> Subject: Re: [AD] AUTH48: RFC-to-be 9378
>>>>>> <draft-ietf-ippm-ioam-deployment-
>>>>>> 05> for your review
>>>>>>
>>>>>> Hi Frank and Tal (and *Martin),
>>>>>>
>>>>>> [*Martin - please review and approve the changes highlighted at the
>>>>>> beginning of Section 3 in the AUTH48 diff file below.]
>>>>>>
>>>>>> Thank you for your replies and guidance.  We have marked Tal as
>>>>>> “approved" at the AUTH48 status page (see below).  We will assume
>>>>>> Tal’s assent to any further changes provided by the coauthors unless we
>>> hear otherwise at that time.
>>>>>>
>>>>>> Please review the following further questions that arose while we
>>>>>> implemented the requested updates.  We will await your responses to
>>>>>> these questions prior to moving the document forward in the publication
>>> process.
>>>>>>
>>>>>> 1) Regarding question 5, please let us know if any further updates
>>>>>> were necessary regarding point b or if you would like to keep the text as is.
>>>>>
>>>>> ...FB: See below for a minor suggestion.
>>>>>
>>>>>>
>>>>>>>>> 5) <!-- [rfced] We had two questions related to the first two subpoints
>>>>>>>>>  in the list in Section 4:
>>>>>>>>>
>>>>>>>>> a) To make the two nested points parallel, should the second
>>>>>>>>> point be rewritten
>>>>>>>>> ("Operations/Troubleshooting: Understand" updated to "With
>>>>>>>>> regard to operations and troubleshooting, understand...")?  Or
>>>>>>>>> should the first nested point have a similar introduction to the second?
>>>>>>>>> Please let us know if our suggestion below is a viable solution
>>>>>>>>> or if there is another way to rephrase.
>>>>>>>>>
>>>>>>>>> b) Also, please clarify the two instances of "Understand".  Who
>>>>>>>>> is understanding the different paths?  Or is there another way
>>>>>>>>> to clarify
>>>>>> "Understand"?
>>>>>>>>>
>>>>>>>>> Original:
>>>>>>>>>   Potential uses of IOAM per-hop tracing include:
>>>>>>>>>
>>>>>>>>>   -  Understand the different paths different packets traverse
>>>>>>>>>      between an IOAM encapsulating and an IOAM decapsulating node in
>>>>>>>>>      a network that uses load balancing such as Equal Cost Multi-
>>>>>>>>>      Path (ECMP).  This information could be used to tune the
>>>>>>>>>      algorithm for ECMP for optimized network resource usage.
>>>>>>>>>
>>>>>>>>>   -  Operations/Troubleshooting: Understand which path a particular
>>>>>>>>>      packet or set of packets take as well as what amount of jitter
>>>>>>>>>      and delay different IOAM nodes in the path contribute to the
>>>>>>>>>      overall delay and jitter between the IOAM encapsulating node
>>>>>>>>>      and the IOAM decapsulating node.
>>>>>>>>>
>>>>>>>>> Perhaps:
>>>>>>>>>   Potential uses of IOAM per-hop tracing include:
>>>>>>>>>
>>>>>>>>>   -  Understanding the different paths different packets traverse
>>>>>>>>>      between an IOAM encapsulating and an IOAM decapsulating node in
>>>>>>>>>      a network that uses load-balancing such as Equal Cost Multi-
>>>>>>>>>      Path (ECMP).  This information could be used to tune the
>>>>>>>>>      algorithm for ECMP for optimized network resource usage.
>>>>>>>>>
>>>>>>>>>   -  With regard to operations and troubleshooting, understanding
>>> which
>>>>>>>>>      path a particular packet or set of packets take as well as what
>>>>>>>>>    amount of jitter and delay different IOAM nodes in the path
>>>>>>>>>    contribute to the overall delay and jitter between the IOAM
>>>>>>>>>    encapsulating node and the IOAM decapsulating node.
>>>>>>>>> -->
>>>>>>>>
>>>>>>>> ...FB: I like your proposal.
>>>>>
>>>>> ...FB: IMHO it would be good to mention "IOAM encapsulating node" in the
>>> sentence below, rather than just "IOAM encapsulating". But this is just my
>>> "feeling" as a non-native English speaker.
>>>>>
>>>>> CURRENT:
>>>>>     *  Understanding the different paths that different packets
>>>>>        traverse between an IOAM encapsulating and an IOAM
>>>>>        decapsulating node in a network that uses load balancing, such
>>>>>        as Equal Cost Multi-Path (ECMP).  This information could be
>>>>>        used to tune the algorithm for ECMP for optimized network
>>>>>        resource usage.
>>>>>
>>>>> NEW:
>>>>>     *  Understanding the different paths that different packets
>>>>>        traverse between an IOAM encapsulating node and an IOAM
>>>>>        decapsulating node in a network that uses load balancing, such
>>>>>        as Equal Cost Multi-Path (ECMP).  This information could be
>>>>>        used to tune the algorithm for ECMP for optimized network
>>>>>        resource usage.
>>>>>
>>>>>>
>>>>>>
>>>>>> 2) Regarding question 6, where Frank wrote:
>>>>>>
>>>>>>>> NEW:
>>>>>>>>
>>>>>>>> *  Generic data, that is format-free information, where the syntax and
>>>>>>>>    semantics of the information are defined by the operator in a specific
>>>>>>>>    deployment.
>>>>>>
>>>>>> please note that we further updated to use “Generic data, which is
>>>>>> format-free information, where…” as we assume the intention is to
>>>>>> give further information on the generic data (not to contrast it with generic
>>> data that is not format-free).
>>>>>> Please let us know any objections.
>>>>>
>>>>> ...FB: ACK. The change to "which" makes sense.
>>>>>
>>>>>>
>>>>>>
>>>>>> 3) When making terminology updates, we wanted to clarify the following:
>>>>>>
>>>>>> a) Please confirm that the “Perhaps” text below is an *example* of
>>>>>> a desired update (similar text occurs elsewhere).
>>>>>>
>>>>>> Original:
>>>>>> The incremental IOAM-Trace-Option-Type eliminates the need for the
>>>>>> IOAM transit nodes to read the full array in the Trace-Option-Type
>>>>>> and allows packets to grow to the size of the MTU of the IOAM domain.
>>>>>>
>>>>>> Current:
>>>>>> The incremental IOAM Trace
>>>>>> Option-Type eliminates the need for the IOAM transit nodes to read
>>>>>> the full array in the Trace Option-Type and allows packets to grow
>>>>>> to the size of the MTU of the IOAM-Domain.
>>>>>>
>>>>>> Perhaps:
>>>>>> The IOAM Incremental Trace
>>>>>> Option-Type eliminates the need for the IOAM transit nodes to read
>>>>>> the full array in the Trace Option-Type and allows packets to grow
>>>>>> to the size of the MTU of the IOAM-Domain.
>>>>>
>>>>> ...FB: Agreed. Your suggestion is more accurate.
>>>>>
>>>>>>
>>>>>> b) We were uncertain about the updates to “Active flag” per the
>>>>>> author
>>>>>> response:
>>>>>>
>>>>>>> Original:
>>>>>>> IOAM active mode flag
>>>>>>> Active flag
>>>>>>>
>>>>>>> Perhaps:
>>>>>>> Active flag (per RFC 9322)
>>>>>>
>>>>>> ...FB: Agreed.
>>>>>>
>>>>>>>
>>>>>>> See also IOAM Active Mode.
>>>>>>
>>>>>>
>>>>>> Should the title of Section 7.6 be updated as follows?
>>>>>>
>>>>>> Current:
>>>>>> IOAM Active Mode
>>>>>>
>>>>>> Perhaps:
>>>>>> Active Flag
>>>>>
>>>>> ...FB: Agreed. Keeping things consistent with RFC 9322 is appreciated.
>>>>>
>>>>> ...FB: In order to keep things consistent in the document, IMHO it
>>>>> would make sense to also change4
>>>>>
>>>>> CURRENT:
>>>>>
>>>>> 7.5.  IOAM Loopback
>>>>>
>>>>> NEW:
>>>>>
>>>>> 7.5.  Loopback flag
>>>>>
>>>>>>
>>>>>> See also:
>>>>>>
>>>>>> Current:
>>>>>> Example use cases for IOAM Active Mode include:
>>>>>>
>>>>>> Perhaps:
>>>>>> Example use cases for the Active flag include:
>>>>>
>>>>> ...FB: Agreed.
>>>>>
>>>>>>
>>>>>>
>>>>>> We have updated the document with all the other changes as
>>>>>> requested.  Please review these updates carefully as we do not make
>>>>>> changes once the document is published as an RFC.  We will
>>>>>> approvals from each coauthor prior to moving the document forward in the
>>> publication process.
>>>>>
>>>>>
>>>>> ...FB: When reading through the document, I found another minor
>>> inconsistency in language in section 10 ("Direct Exporting mode" vs. "Direct
>>> Exporting"). IMHO it would be good to avoid "mode" here as well and just refer
>>> to "Direct Exporting"
>>>>>
>>>>> CURRENT:
>>>>>
>>>>>  IOAM data can be subject to eavesdropping.  Although the
>>>>>  confidentiality of the user data is not at risk in this context, the
>>>>>  IOAM data elements can be used for network reconnaissance, allowing
>>>>>  attackers to collect information about network paths, performance,
>>>>>  queue states, buffer occupancy, and other information.  Recon is an
>>>>>  improbable security threat in an IOAM deployment that is within a
>>>>>  confined physical domain.  However, in deployments that are not
>>>>>  confined to a single LAN but span multiple interconnected sites (for
>>>>>  example, using an overlay network), the inter-site links are expected
>>>>>  to be secured (e.g., by IPsec) in order to avoid external
>>>>>  eavesdropping and introduction of malicious or false data.  Another
>>>>>  possible mitigation approach is to use the "Direct Exporting" mode
>>>>>  [RFC9326].  In this case, the IOAM-related trace information would
>>>>>  not be available in the customer data packets but would trigger the
>>>>>  exporting of (secured) packet-related IOAM information at every node.
>>>>>  IOAM data export and securing IOAM data export is outside the scope
>>>>>  of this document.
>>>>>
>>>>> [...]
>>>>>
>>>>>  Notably, IOAM is expected to be deployed in limited network domains
>>>>>  [RFC8799], thus, confining the potential attack vectors within the
>>>>>  limited domain.  Indeed, in order to limit the scope of threats
>>>>>  within the current network domain, the network operator is expected
>>>>>  to enforce policies that prevent IOAM traffic from leaking outside
>>>>>  the IOAM-Domain and prevent an attacker from introducing malicious or
>>>>>  false IOAM data to be processed and used within the IOAM-Domain.
>>>>>  IOAM data leakage could lead to privacy issues.  Consider an IOAM
>>>>>  encapsulating node that is a home gateway in an operator's network.
>>>>>  A home gateway is often identified with an individual.  Revealing
>>>>>  IOAM data, such as "IOAM node identifier" or geolocation information
>>>>>  outside of the limited domain, could be harmful for that user.  Note
>>>>>  that the Direct Exporting mode [RFC9326] can mitigate the potential
>>>>>  threat of IOAM data leaking through data packets.
>>>>>
>>>>> NEW:
>>>>>  IOAM data can be subject to eavesdropping.  Although the
>>>>>  confidentiality of the user data is not at risk in this context, the
>>>>>  IOAM data elements can be used for network reconnaissance, allowing
>>>>>  attackers to collect information about network paths, performance,
>>>>>  queue states, buffer occupancy, and other information.  Recon is an
>>>>>  improbable security threat in an IOAM deployment that is within a
>>>>>  confined physical domain.  However, in deployments that are not
>>>>>  confined to a single LAN but span multiple interconnected sites (for
>>>>>  example, using an overlay network), the inter-site links are expected
>>>>>  to be secured (e.g., by IPsec) in order to avoid external
>>>>>  eavesdropping and introduction of malicious or false data.  Another
>>>>>  possible mitigation approach is to use "Direct Exporting"
>>>>>  [RFC9326].  In this case, the IOAM-related trace information would
>>>>>  not be available in the customer data packets but would trigger the
>>>>>  exporting of (secured) packet-related IOAM information at every node.
>>>>>  IOAM data export and securing IOAM data export is outside the scope
>>>>>  of this document.
>>>>>
>>>>> [...]
>>>>>
>>>>>  Notably, IOAM is expected to be deployed in limited network domains
>>>>>  [RFC8799], thus, confining the potential attack vectors within the
>>>>>  limited domain.  Indeed, in order to limit the scope of threats
>>>>>  within the current network domain, the network operator is expected
>>>>>  to enforce policies that prevent IOAM traffic from leaking outside
>>>>>  the IOAM-Domain and prevent an attacker from introducing malicious or
>>>>>  false IOAM data to be processed and used within the IOAM-Domain.
>>>>>  IOAM data leakage could lead to privacy issues.  Consider an IOAM
>>>>>  encapsulating node that is a home gateway in an operator's network.
>>>>>  A home gateway is often identified with an individual.  Revealing
>>>>>  IOAM data, such as "IOAM node identifier" or geolocation information
>>>>>  outside of the limited domain, could be harmful for that user.  Note
>>>>>  that Direct Exporting [RFC9326] can mitigate the potential
>>>>>  threat of IOAM data leaking through data packets.
>>>>>
>>>>> Cheers, Frank
>>>>>
>>>>>
>>>>>>
>>>>>> The files have been posted here (please refresh):
>>>>>> https://urldefense.com/v3/__https://www.rfc-editor.org/authors/rfc9378.txt__;!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6if4NY2luQ$
>>>>>> https://urldefense.com/v3/__https://www.rfc-editor.org/authors/rfc9378.pdf__;!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6icJu4AWbQ$
>>>>>> https://urldefense.com/v3/__https://www.rfc-editor.org/authors/rfc9378.html__;!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6id1Xfzapg$
>>>>>> https://urldefense.com/v3/__https://www.rfc-editor.org/authors/rfc9378.xml__;!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6ie_OoT5uQ$
>>>>>>
>>>>>> The relevant diff files have been posted here (please refresh):
>>>>>> https://urldefense.com/v3/__https://www.rfc-editor.org/authors/rfc9378-diff.html__;!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6idAknQYQw$  (comprehensive
>>>>>> diff) https://urldefense.com/v3/__https://www.rfc-editor.org/authors/rfc9378-rfcdiff.html__;!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6ic-AN-pqw$
>>>>>> (comprehensive
>>>>>> rfcdiff)
>>>>>> https://urldefense.com/v3/__https://www.rfc-editor.org/authors/rfc9378-auth48diff.html__;!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6ie42ABwRw$  (AUTH48
>>>>>> changes only)
>>>>>>
>>>>>> The AUTH48 status page is viewable at:
>>>>>> https://urldefense.com/v3/__https://www.rfc-editor.org/auth48/rfc9378__;!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6ieZ3UiMwA$
>>>>>>
>>>>>> Thank you.
>>>>>>
>>>>>> RFC Editor/st
>>>>>>> On Apr 5, 2023, at 9:02 AM, Tal Mizrahi <[e-mail]>
>>> wrote:
>>>>>>>
>>>>>>> Dear RFC Editorial Team,
>>>>>>>
>>>>>>> I agree with Frank's comments.
>>>>>>> I approve.
>>>>>>>
>>>>>>> Thanks,
>>>>>>> Tal.
>>>>>>>
>>>>>>> On Tue, Apr 4, 2023 at 9:26 PM Frank Brockners (fbrockne)
>>>>>>> <[e-mail]> wrote:
>>>>>>>>
>>>>>>>> Dear Sarah, RFC-Editor team,
>>>>>>>>
>>>>>>>>> -----Original Message-----
>>>>>>>>> From: [e-mail] <[e-mail]>
>>>>>>>>> Sent: Monday, 27 March 2023 23:14
>>>>>>>>> To: Frank Brockners (fbrockne) <[e-mail]>;
>>>>>>>>> [e-mail]; [e-mail];
>>>>>>>>> [e-mail]
>>>>>>>>> Cc: [e-mail]; [e-mail];
>>>>>>>>> [e-mail]; [e-mail]; [e-mail];
>>>>>>>>> [e-mail]
>>>>>>>>> Subject: Re: AUTH48: RFC-to-be 9378
>>>>>>>>> <draft-ietf-ippm-ioam-deployment-05>
>>>>>>>>> for your review
>>>>>>>>>
>>>>>>>>> Authors,
>>>>>>>>>
>>>>>>>>> While reviewing this document during AUTH48, please resolve (as
>>>>>>>>> necessary) the following questions, which are also in the XML file.
>>>>>>>>>
>>>>>>>>> 1) <!-- [rfced] Please note that the title of the document has
>>>>>>>>> been updated as follows to more similarly match related recently
>>> published RFCs.
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Original:
>>>>>>>>> In-situ OAM Deployment
>>>>>>>>>
>>>>>>>>> Current:
>>>>>>>>> In Situ Operations, Administration, and Maintenance (IOAM)
>>>>>>>>> Deployment
>>>>>>>>> -->
>>>>>>>>
>>>>>>>> ...FB: ACK.
>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> 2) <!-- [rfced] We suggest updating the following text for the ease of
>>>>>>>>>   the reader.  Please let us know any objections.
>>>>>>>>>
>>>>>>>>> Original:
>>>>>>>>> IOAM mechanisms can be
>>>>>>>>> leveraged where mechanisms using e.g., ICMP do not apply or do
>>>>>>>>> not  offer the desired results, such as proving that a certain
>>>>>>>>> traffic  flow takes a pre-defined path, SLA verification for the
>>>>>>>>> live data  traffic, detailed statistics on traffic distribution
>>>>>>>>> paths in  networks that distribute traffic across multiple
>>>>>>>>> paths, or scenarios  in which probe traffic is potentially
>>>>>>>>> handled differently from  regular data traffic by the network devices.
>>>>>>>>>
>>>>>>>>> Perhaps:
>>>>>>>>> IOAM mechanisms can be
>>>>>>>>> leveraged where mechanisms using, e.g., ICMP do not apply or do
>>>>>>>>> not  offer the desired results. These results could include:
>>>>>>>>>
>>>>>>>>>     * proving that a certain traffic flow takes a predefined
>>>>>>>>> path,
>>>>>>>>>
>>>>>>>>>     * verifying the Service Level Agreement (SLA) for the live data
>>>>>>>>>       traffic,
>>>>>>>>>
>>>>>>>>>     * providing detailed statistics on traffic distribution paths in
>>>>>>>>>       networks that distribute traffic across multiple paths,
>>>>>>>>> or
>>>>>>>>>
>>>>>>>>>     * providing scenarios in which probe traffic is potentially
>>>>>>>>>       handled differently from regular data traffic by the network
>>>>>>>>>       devices.
>>>>>>>>> -->
>>>>>>>>
>>>>>>>> ...FB: Making this long winded sentence more readable is very
>>>>>>>> worthwhile. In
>>>>>> your proposal, the term "result" could be misunderstood though.
>>>>>>>> How about the following:
>>>>>>>>
>>>>>>>> NEW:
>>>>>>>>
>>>>>>>> IOAM mechanisms can be leveraged in situations where mechanisms
>>>>>>>> using, e.g., ICMP does not apply or does not offer the desired
>>>>>>>> results. These situations could include:
>>>>>>>>
>>>>>>>>      * proving that a certain traffic flow takes a predefined
>>>>>>>> path,
>>>>>>>>
>>>>>>>>     * verifying the Service Level Agreement (SLA) for the live data
>>>>>>>>        traffic,
>>>>>>>>
>>>>>>>>     * providing detailed statistics on traffic distribution paths in
>>>>>>>>       networks that distribute traffic across multiple paths, or
>>>>>>>>
>>>>>>>>      * providing scenarios in which probe traffic is potentially
>>>>>>>>        handled differently from regular data traffic by the network
>>>>>>>>        devices.
>>>>>>>>
>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> 3) <!--[rfced] We note a lot of similarities in the text of
>>>>>>>>> Section
>>>>>>>>> 3 with the text that appears in Section 4.2 of RFC 9197.
>>>>>>>>> However, there is no citation to that document in Section 3.
>>>>>>>>> Please review and let us know if a citation should be added, any
>>>>>>>>> text should be updated, or if the reader should simply be
>>>>>>>>> pointed to Section 4.2 of RFC 9197 for certain info.-->
>>>>>>>>
>>>>>>>> ...FB: Good point. Given that (a) the deployment document is a
>>>>>>>> bit more
>>>>>> recent than RFC 9197, (b) a partial repeat of definitions helps the
>>>>>> reader and (c) the IESG had comments and text suggestions on the
>>>>>> section which led to revised text, IMHO it would be better to keep the
>>> section in place rather than remove it.
>>>>>> That said, what would make sense is to add a paragraph up front
>>>>>> which states the reference to RFC 9197.  E.g.
>>>>>>>>
>>>>>>>> OLD:
>>>>>>>>
>>>>>>>> 3.  IOAM Deployment: Domains And Nodes
>>>>>>>>
>>>>>>>> IOAM is focused on "limited domains" as defined in [RFC8799].
>>>>>>>> IOAM  is not targeted for a deployment on the global Internet. ...
>>>>>>>>
>>>>>>>> NEW:
>>>>>>>>
>>>>>>>> 3.  IOAM Deployment: Domains And Nodes
>>>>>>>>
>>>>>>>> RFC 9197 defines the scope of IOAM as well as the different
>>>>>>>> types of IOAM nodes. For improved readability, this section
>>>>>>>> provides a brief overview of where IOAM applies,  along with
>>>>>>>> explaining the main roles of nodes that employ IOAM.
>>>>>>>> Please refer to RFC 9197 for further details.
>>>>>>>>
>>>>>>>> IOAM is focused on "limited domains" as defined in [RFC8799].
>>>>>>>> IOAM  is not targeted for a deployment on the global Internet. ...
>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> 4) <!-- [rfced] Does this instance of "/" indicate "and" or "or"?
>>>>>>>>> Please let us know how we may update for clarity.
>>>>>>>>>
>>>>>>>>> Original:
>>>>>>>>> For example, an IOAM-domain can include an enterprise campus
>>>>>>>>> using  physical connections between devices or an overlay
>>>>>>>>> network using  virtual connections / tunnels for connectivity between
>>> said devices.
>>>>>>>>>
>>>>>>>>> Perhaps:
>>>>>>>>> a)
>>>>>>>>> For example, an IOAM-Domain can include an enterprise campus
>>>>>>>>> using  physical connections between devices or an overlay
>>>>>>>>> network using  virtual connections and tunnels for connectivity between
>>> said devices.
>>>>>>>>>
>>>>>>>>> b)
>>>>>>>>> For example, an IOAM-Domain can include an enterprise campus
>>>>>>>>> using  physical connections between devices or an overlay
>>>>>>>>> network using  virtual connections or tunnels for connectivity between
>>> said devices.
>>>>>>>>> -->
>>>>>>>>
>>>>>>>> ...FB: It is option b). I.e.,
>>>>>>>>
>>>>>>>> NEW:
>>>>>>>>
>>>>>>>>  For example, an IOAM-Domain can include an enterprise campus using
>>>>>>>>  physical connections between devices or an overlay network using
>>>>>>>>  virtual connections or tunnels for connectivity between said devices.
>>>>>>>>
>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> 5) <!-- [rfced] We had two questions related to the first two subpoints
>>>>>>>>>   in the list in Section 4:
>>>>>>>>>
>>>>>>>>> a) To make the two nested points parallel, should the second
>>>>>>>>> point be rewritten
>>>>>>>>> ("Operations/Troubleshooting: Understand" updated to "With
>>>>>>>>> regard to operations and troubleshooting, understand...")?  Or
>>>>>>>>> should the first nested point have a similar introduction to the second?
>>>>>>>>> Please let us know if our suggestion below is a viable solution
>>>>>>>>> or if there is another way to rephrase.
>>>>>>>>>
>>>>>>>>> b) Also, please clarify the two instances of "Understand".  Who
>>>>>>>>> is understanding the different paths?  Or is there another way
>>>>>>>>> to clarify
>>>>>> "Understand"?
>>>>>>>>>
>>>>>>>>> Original:
>>>>>>>>>    Potential uses of IOAM per-hop tracing include:
>>>>>>>>>
>>>>>>>>>    -  Understand the different paths different packets traverse
>>>>>>>>>       between an IOAM encapsulating and an IOAM decapsulating node
>>> in
>>>>>>>>>       a network that uses load balancing such as Equal Cost Multi-
>>>>>>>>>       Path (ECMP).  This information could be used to tune the
>>>>>>>>>       algorithm for ECMP for optimized network resource usage.
>>>>>>>>>
>>>>>>>>>    -  Operations/Troubleshooting: Understand which path a particular
>>>>>>>>>       packet or set of packets take as well as what amount of jitter
>>>>>>>>>       and delay different IOAM nodes in the path contribute to the
>>>>>>>>>       overall delay and jitter between the IOAM encapsulating node
>>>>>>>>>       and the IOAM decapsulating node.
>>>>>>>>>
>>>>>>>>> Perhaps:
>>>>>>>>>    Potential uses of IOAM per-hop tracing include:
>>>>>>>>>
>>>>>>>>>    -  Understanding the different paths different packets traverse
>>>>>>>>>       between an IOAM encapsulating and an IOAM decapsulating node
>>> in
>>>>>>>>>       a network that uses load-balancing such as Equal Cost Multi-
>>>>>>>>>       Path (ECMP).  This information could be used to tune the
>>>>>>>>>       algorithm for ECMP for optimized network resource usage.
>>>>>>>>>
>>>>>>>>>    -  With regard to operations and troubleshooting, understanding
>>> which
>>>>>>>>>       path a particular packet or set of packets take as well as what
>>>>>>>>>     amount of jitter and delay different IOAM nodes in the path
>>>>>>>>>     contribute to the overall delay and jitter between the IOAM
>>>>>>>>>     encapsulating node and the IOAM decapsulating node.
>>>>>>>>> -->
>>>>>>>>
>>>>>>>> ...FB: I like your proposal.
>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> 6) <!-- [rfced] To make this list parallel, may we update "Generic data:
>>>>>>>>>   Format-free information where..." to "Generic data, such as
>>>>>>>>>   format-free information, where..."? Or would you like the list to
>>>>>>>>>   be more of a definition list where each point has a term and then
>>>>>>>>>   a definition list?  Please let us know how we may update.
>>>>>>>>>
>>>>>>>>> Original:
>>>>>>>>> *  Generic data: Format-free information where syntax and semantic of
>>>>>>>>>    the information is defined by the operator in a specific
>>>>>>>>>    deployment.  For a specific IOAM-Namespace, all IOAM nodes should
>>>>>>>>>    interpret the generic data the same way.  Examples for generic
>>>>>>>>>    IOAM data include geolocation information (location of the node at
>>>>>>>>>    the time the packet was processed), buffer queue fill level or
>>>>>>>>>    cache fill level at the time the packet was processed, or even a
>>>>>>>>>    battery charge level.
>>>>>>>>>
>>>>>>>>> Perhaps:
>>>>>>>>> *  Generic data, such as format-free information, where the syntax and
>>>>>>>>>    semantics of the information are defined by the operator in a specific
>>>>>>>>>    deployment.  For a specific IOAM-Namespace, all IOAM nodes should
>>>>>>>>>    interpret the generic data the same way.  Examples for generic
>>>>>>>>>    IOAM data include geolocation information (location of the node at
>>>>>>>>>    the time the packet was processed), bufferqueue fill level or
>>>>>>>>>    cache fill level at the time the packet was processed, or even a
>>>>>>>>>    battery charge level.
>>>>>>>>> -->
>>>>>>>>
>>>>>>>> ...FB: Generic data _is_ format-free in case of IOAM. "such as"
>>>>>>>> could be read
>>>>>> as "format-free" information is only an example.  How about:
>>>>>>>>
>>>>>>>> NEW:
>>>>>>>>
>>>>>>>>  *  Generic data, that is format-free information, where the syntax and
>>>>>>>>     semantics of the information are defined by the operator in a specific
>>>>>>>>     deployment.  For a specific IOAM-Namespace, all IOAM nodes should
>>>>>>>>     interpret the generic data the same way.  Examples for generic
>>>>>>>>     IOAM data include geolocation information (location of the node at
>>>>>>>>     the time the packet was processed), bufferqueue fill level or
>>>>>>>>     cache fill level at the time the packet was processed, or even a
>>>>>>>>     battery charge level.
>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> 7) <!--[rfced] The following text seems to be taken from RFC 9197.  May
>>>>>>>>>   we update the capping scheme to match?  Note that we will update
>>>>>>>>>   s/consist/consists regardless (which seems to be an error in
>>>>>>>>>   RFC 9197).
>>>>>>>>>
>>>>>>>>> RFC 9197:
>>>>>>>>> The IOAM Proof of Transit Option-Type consist of a fixed-size
>>>>>>>>> "IOAM Proof of Transit Option header" and "IOAM Proof of Transit
>>>>>>>>> Option data
>>>>>>>>> fields":
>>>>>>>>>
>>>>>>>>> This document:
>>>>>>>>> The IOAM Proof of Transit Option-Type consist of a fixed size
>>>>>>>>> "IOAM proof of transit option header" and "IOAM proof of transit
>>>>>>>>> option data
>>>>>> fields".
>>>>>>>>>
>>>>>>>>> Perhaps:
>>>>>>>>> The IOAM Proof of Transit Option-Type consists of a fixed-size
>>>>>>>>> "IOAM Proof of Transit Option header" and "IOAM Proof of Transit
>>>>>>>>> Option data
>>>>>> fields."
>>>>>>>>> -->
>>>>>>>>
>>>>>>>> ...FB: Your suggestion makes sense.
>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> 8) <!--[rfced] We had a question about the citation in this text:
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Original:
>>>>>>>>> ... IOAM loopback mode.  For a definition of IOAM Namespaces and
>>>>>>>>> IOAM layering, please refer to [RFC9197].  IOAM loopback mode is
>>>>>>>>> defined in [RFC9322].
>>>>>>>>>
>>>>>>>>> We note that RFC 9322 never actually uses the term "mode".
>>>>>>>>> Please review and let us know if any updates to the following text are
>>> necessary.
>>>>>>>>>
>>>>>>>> ...FB: Rather than talk about "IOAM loopback mode" we should
>>>>>>>> simply say
>>>>>> "IOAM loopback".
>>>>>>>> How about...
>>>>>>>>
>>>>>>>> NEW:
>>>>>>>>
>>>>>>>> 7.  IOAM Deployment Considerations
>>>>>>>>
>>>>>>>> This section describes several concepts of IOAM, and provides
>>>>>>>> considerations that need to be taken to account when implementing
>>>>>>>> IOAM in a network domain.  This includes concepts like IOAM
>>>>>>>> Namespaces, IOAM Layering, traffic-sets that IOAM is applied to
>>>>>>>> and  IOAM Loopback.  For a definition of IOAM Namespaces and IOAM
>>>>>>>> layering, please refer to [RFC9197].  IOAM Loopback is defined
>>>>>>>> in [RFC9322].
>>>>>>>>
>>>>>>>>
>>>>>>>>>
>>>>>>>>> -->
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> 9) <!-- [rfced] We had the following queries related to terminology use
>>>>>>>>>   throughout the document:
>>>>>>>>>
>>>>>>>>> a) The following terminology appears to be used inconsistently.
>>>>>>>>> May we update as suggested below for consistency with past RFCs?
>>>>>>>>>
>>>>>>>>> Original:
>>>>>>>>> Direct export
>>>>>>>>> Direct Export
>>>>>>>>>
>>>>>>>>> Perhaps:
>>>>>>>>> Direct Export (based on RFC 9326)
>>>>>>>>
>>>>>>>> ...FB: Agreed.
>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Original:
>>>>>>>>> Incremental Trace-Option-Type
>>>>>>>>> incremental Trace Option-Type
>>>>>>>>> Incremental Trace-Option
>>>>>>>>> Incremental Trace Option-Type
>>>>>>>>> "Incremental" Trace-Option-Type
>>>>>>>>>
>>>>>>>>> Perhaps:
>>>>>>>>> Incremental Trace Option-Type (based on RFC 9197)
>>>>>>>>
>>>>>>>> ...FB: Agreed.
>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Original:
>>>>>>>>> IOAM Layering
>>>>>>>>> IOAM layering
>>>>>>>>>
>>>>>>>>> Perhaps:
>>>>>>>>> IOAM Layering (based on RFC 9197)
>>>>>>>>
>>>>>>>> ...FB: Agreed.
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Original:
>>>>>>>>> IOAM Loopback
>>>>>>>>> IOAM loopback
>>>>>>>>>
>>>>>>>>> Perhaps:
>>>>>>>>> ? - RFC 9322 uses IOAM Loopback only once, then we see "IOAM
>>>>>>>>> looped-
>>>>>> back"
>>>>>>>>
>>>>>>>> ...FB: See above. Let's standardize on "IOAM Loopback".
>>>>>>>>
>>>>>>>>>
>>>>>>>>> Original:
>>>>>>>>> IOAM active mode flag
>>>>>>>>> Active flag
>>>>>>>>>
>>>>>>>>> Perhaps:
>>>>>>>>> Active flag (per RFC 9322)
>>>>>>>>
>>>>>>>> ...FB: Agreed.
>>>>>>>>
>>>>>>>>>
>>>>>>>>> See also IOAM Active Mode.
>>>>>>>>>
>>>>>>>>> Original:
>>>>>>>>> loopback flag
>>>>>>>>>
>>>>>>>>> Perhaps:
>>>>>>>>> Loopback flag (per RFC 9322)
>>>>>>>>
>>>>>>>> ...FB: Agreed.
>>>>>>>>
>>>>>>>>>
>>>>>>>>> Original:
>>>>>>>>> IOAM-Namespace
>>>>>>>>> IOAM Namespace
>>>>>>>>>
>>>>>>>>> Perhaps:
>>>>>>>>> IOAM-Namespace (based on RFCs 9197 and 9322)
>>>>>>>>
>>>>>>>> ...FB: Agreed.
>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Original:
>>>>>>>>> IOAM-Option-Type
>>>>>>>>> IOAM Option-Type
>>>>>>>>>
>>>>>>>>> Perhaps:
>>>>>>>>> IOAM Option-Type (based on RFC 9197 and 9326)
>>>>>>>>
>>>>>>>> ...FB: Agreed.
>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Original:
>>>>>>>>> IOAM-Trace-Option-Type
>>>>>>>>> IOAM Trace Option Type
>>>>>>>>> IOAM Trace Option-Type
>>>>>>>>>
>>>>>>>>> Perhaps:
>>>>>>>>> IOAM Trace Option-Type (based on RFC 9197)
>>>>>>>>
>>>>>>>> ...FB: Agreed.
>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Original:
>>>>>>>>> Pre-allocated Trace-Option-Type
>>>>>>>>> pre-allocated Option-Type
>>>>>>>>> Pre-allocated Trace-Option
>>>>>>>>> "Pre-allocated" Trace-Option-Type
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Perhaps:
>>>>>>>>> Pre-allocated Trace Option-Type (based on RFC 9197)
>>>>>>>>
>>>>>>>> ...FB: Agreed.
>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Original:
>>>>>>>>> Trace-Option-Type
>>>>>>>>> Trace Option-Type
>>>>>>>>> trace Option-Type
>>>>>>>>>
>>>>>>>>> Perhaps:
>>>>>>>>> Trace Option-Type (based on RFC 9197)
>>>>>>>>>
>>>>>>>>> Relating to the two entries above, see also:
>>>>>>>>> The Option-Types of incremental tracing and pre-allocated
>>>>>>>>> tracing are  defined in [RFC9197].
>>>>>>>>
>>>>>>>> ...FB: Agreed.
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> b) We have updated "Edge to Edge" and "Edge-to-edge" to "Edge-to-
>>> Edge"
>>>>>>>>> per RFC 9197. May we update all subsequent instances to "E2E"
>>>>>>>>> when not in quotes?
>>>>>>>>
>>>>>>>> ...FB: Makes sense.
>>>>>>>>
>>>>>>>>>
>>>>>>>>> c) FYI, we have updated to use the following forms (see
>>>>>>>>> capitalization/hyphenation/etc.) of various terms for
>>>>>>>>> consistency with recent RFCs on the topic. Please let us know of any
>>> objections.
>>>>>>>>>
>>>>>>>>> Hop-by-Hop (per RFC 9326)
>>>>>>>>> IOAM-Domain (per feedback on RFC-to-be 9359)  Proof of Transit
>>>>>>>>> (per feedback on RFC-to-be 9359)  IOAM encapsulating node, IOAM
>>>>>>>>> decapsulating node, IOAM transit node
>>>>>>>>> -->
>>>>>>>>
>>>>>>>> ...FB: ACK.
>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> 10) <!-- [rfced] Please review the "Inclusive Language" portion of the
>>>>>>>>>   online Style Guide
>>>>>>>>>   <https://urldefense.com/v3/__https://www.rfc-editor.org/styleguide/part2/*inclusive_language__;Iw!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6ie1C5gmvA$ >
>>>>>>>>>   and let us know if any changes are needed.  Note that our script
>>>>>>>>>   did not flag any words in particular, but this should still be
>>>>>>>>>   reviewed as a best practice.
>>>>>>>>> -->
>>>>>>>>
>>>>>>>> ...FB: Thanks for the note. I'm also not aware of any challenges
>>>>>>>> wrt/ non-
>>>>>> inclusive language with the current text.
>>>>>>>> I don't see a need for further changes.
>>>>>>>>
>>>>>>>> THANKS A LOT for your suggestions, review and help.
>>>>>>>>
>>>>>>>> Cheers, Frank
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Thank you.
>>>>>>>>>
>>>>>>>>> RFC Editor/st/mf
>>>>>>>>>
>>>>>>>>> *****IMPORTANT*****
>>>>>>>>>
>>>>>>>>> Updated 2023/03/27
>>>>>>>>>
>>>>>>>>> RFC Author(s):
>>>>>>>>> --------------
>>>>>>>>>
>>>>>>>>> Instructions for Completing AUTH48
>>>>>>>>>
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>>>>>>>>> and approved by you and all coauthors, it will be published as an RFC.
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>>>>>>>>> -----
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>>>>>>>>> The files are available here:
>>>>>>>>> https://urldefense.com/v3/__https://www.rfc-editor.org/authors/rfc9378.xml__;!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6ie_OoT5uQ$
>>>>>>>>> https://urldefense.com/v3/__https://www.rfc-editor.org/authors/rfc9378.html__;!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6id1Xfzapg$
>>>>>>>>> https://urldefense.com/v3/__https://www.rfc-editor.org/authors/rfc9378.pdf__;!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6icJu4AWbQ$
>>>>>>>>> https://urldefense.com/v3/__https://www.rfc-editor.org/authors/rfc9378.txt__;!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6if4NY2luQ$
>>>>>>>>>
>>>>>>>>> Diff file of the text:
>>>>>>>>> https://urldefense.com/v3/__https://www.rfc-editor.org/authors/rfc9378-diff.html__;!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6idAknQYQw$
>>>>>>>>> https://urldefense.com/v3/__https://www.rfc-editor.org/authors/rfc9378-rfcdiff.html__;!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6ic-AN-pqw$  (side
>>>>>>>>> by
>>>>>>>>> side)
>>>>>>>>>
>>>>>>>>> Diff of the XML:
>>>>>>>>> https://urldefense.com/v3/__https://www.rfc-editor.org/authors/rfc9378-xmldiff1.html__;!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6icRlFRZQw$
>>>>>>>>>
>>>>>>>>> The following files are provided to facilitate creation of your
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>>>>>>>>>
>>>>>>>>> Initial XMLv3 created using XMLv2 as input:
>>>>>>>>> https://urldefense.com/v3/__https://www.rfc-editor.org/authors/rfc9378.original.v2v3.xml__;!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6ieJ7525GQ$
>>>>>>>>>
>>>>>>>>> XMLv3 file that is a best effort to capture v3-related format
>>>>>>>>> updates
>>>>>>>>> only:
>>>>>>>>> https://urldefense.com/v3/__https://www.rfc-editor.org/authors/rfc9378.form.xml__;!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6idnP0nFVA$
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Tracking progress
>>>>>>>>> -----------------
>>>>>>>>>
>>>>>>>>> The details of the AUTH48 status of your document are here:
>>>>>>>>> https://urldefense.com/v3/__https://www.rfc-editor.org/auth48/rfc9378__;!!MZ3Fw45to5uY!Niwb5rCDDNfXQuFUzPalS0gFsNgF3_4LZ3s3LLw_xzfBsriDBl8vlmJ8zxQfiHOE-oE6EWuL-hN-hjOe6ieZ3UiMwA$
>>>>>>>>>
>>>>>>>>> Please let us know if you have any questions.
>>>>>>>>>
>>>>>>>>> Thank you for your cooperation,
>>>>>>>>>
>>>>>>>>> RFC Editor
>>>>>>>>>
>>>>>>>>> --------------------------------------
>>>>>>>>> RFC9378 (draft-ietf-ippm-ioam-deployment-05)
>>>>>>>>>
>>>>>>>>> Title            : In-situ OAM Deployment
>>>>>>>>> Author(s)        : F. Brockners, Ed., S. Bhandari, Ed., D. Bernier, T. Mizrahi,
>>> Ed.
>>>>>>>>> WG Chair(s)      : Marcus Ihlar, Tommy Pauly
>>>>>>>>> Area Director(s) : Martin Duke, Zaheduzzaman Sarker
>>>>
>>>>
>>>>
>>>
>

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