Re: [Srcomp] Section 3.3.3

Ron Bonica <rbonica@juniper.net> Tue, 08 June 2021 00:11 UTC

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From: Ron Bonica <rbonica@juniper.net>
To: "Chengli (Cheng Li)" <c.l@huawei.com>, "srcomp@ietf.org" <srcomp@ietf.org>
Thread-Topic: Section 3.3.3
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Date: Tue, 08 Jun 2021 00:11:26 +0000
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Archived-At: <https://mailarchive.ietf.org/arch/msg/srcomp/kwTXpZBZgxU6ptndhwFUDEN2s8s>
Subject: Re: [Srcomp] Section 3.3.3
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Cheng Li,

I would agree with the "Yes" under CSID if it were followed by this conclusion:

Conclusion: All compression mechanisms support flexible IPv6 planning.

However, the CSID provides the encapsulation savings described in Section 2.1.1 of this document only when all CSIDs in an SR Path share a single Locator Block. When the CSIDs in an SR Path are drawn from different locator blocks, encapsulation savings range from 0 to the values state in Section 2.1.1. The CRH provides the encapsulation savings described in Section 2.1.1 of this document regardless of the network addressing plan.

                                                                                                                      Ron




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From: Chengli (Cheng Li) <c.l@huawei.com>
Sent: Monday, June 7, 2021 2:50 AM
To: Ron Bonica <rbonica@juniper.net>; srcomp@ietf.org
Subject: RE: Section 3.3.3

[External Email. Be cautious of content]

3.3.3.  Address Planning

   Description: Network operators require addressing plan flexibility,
   The compression mechanism MUST support flexible IPv6 address
   planning, it MUST support deployment by using GUA from different
   address blocks.

         +---------------------------+------+-----+------+-------+
         |                           | CSID | CRH | VSID | UIDSR |
         +---------------------------+------+-----+------+-------+
         | Flexible Address Planning |  yes | Yes |  yes |       |
         +---------------------------+------+-----+------+-------+

                             Address Planning



From: Srcomp [mailto:srcomp-bounces@ietf.org] On Behalf Of Ron Bonica
Sent: Thursday, June 3, 2021 11:37 PM
To: srcomp@ietf.org<mailto:srcomp@ietf.org>
Subject: [Srcomp] Section 3.3.3

3.3.3.  Address Planning

   Description: Network operators require addressing plan flexibility,
   The compression mechanism MUST support flexible IPv6 address
   planning, it MUST support deployment by using GUA from different
   address blocks.

         +---------------------------+------+-----+------+-------+
         |                           | CSID | CRH | VSID | UIDSR |
         +---------------------------+------+-----+------+-------+
         | Flexible Address Planning |      | Yes |      |       |
         +---------------------------+------+-----+------+-------+

                             Address Planning


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