Robert,

On 28/08/2023 14:19, Robert Raszuk wrote:
Daniel,

 > [DV] No, there’s no need to leak and advertise

You mean there is no need for RFC9352 in your network. If so - great.

I was however asking the question: if network needs to advertise any of the information defined in RFC9352 would it still benefit from UPA ?

ISIS SIDs are not needed outside of its area. Service SIDs are advertised by BGP.

thanks,
Peter

Thx,
R.



On Mon, Aug 28, 2023 at 11:05 PM Voyer, Daniel <[email protected] <mailto:[email protected]>> wrote:

    Hi Robert, inlines____

    __ __

    __ __

    *From: *Lsr <[email protected] <mailto:[email protected]>> on
    behalf of Robert Raszuk <[email protected] <mailto:[email protected]>>
    *Date: *Monday, August 28, 2023 at 12:00 PM
    *To: *"Hassan, Shehzad" <[email protected]
    <mailto:[email protected]>>, Daniel Bernier
    <[email protected] <mailto:[email protected]>>
    *Cc: *lsr <[email protected] <mailto:[email protected]>>,
    "[email protected]
    <mailto:[email protected]>"
    <[email protected]
    <mailto:[email protected]>>
    *Subject: *[EXT]Re: [Lsr] Working Group Adoption of "IGP Unreachable
    Prefix Announcement" -
    draft-ppsenak-lsr-igp-ureach-prefix-announce-04 (Fixed draft name)____

    __ __

    Hi Shehzad & Daniel,____

    ____

        I support this work as it is key for summarization in an
        SRv6/IPv6 network.____

    __ __

    Are you not going to advertise and leak across your IGP domain any
    of the SRv6 extensions as described in
    https://datatracker.ietf.org/doc/rfc9352/
    <https://datatracker.ietf.org/doc/rfc9352/> for the PEs ? ____

    [DV] No, there’s no need to leak and advertise. For an SRv6 network,
    we are summarizing locators and loopback (should be derived from
    locator 0). This makes the routing domain “opaque”.____

    __ __

    And if you do, is there still some use case for UPA ? ____

    __ __

    Perhaps I am missing something but how would those extensions
    survive summarization ? ____

    __ __

    __ __

    Thx,
    Robert____

    Cheers,____

    Dan____

    __ __

         > On Aug 23, 2023, at 4:07 PM, Acee Lindem <[email protected]
        <mailto:[email protected]>> wrote:
         >
         > LSR Working Group,
         >
         > This begins the working group adoption call for “IGP
        Unreachable Prefix Announcement” -
        draft-ppsenak-lsr-igp-unreach-prefix-announce-04.
         > Please indicate your support or objection on this list prior
        to September 7th, 2023.
         >
         > Thanks,
         > Acee
         >
        
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