Devil's Advocate - Segment Routing, Why?

Fri Jun 19 22:41:59 UTC 2020

On Wed, Jun 17, 2020 at 11:40 AM Dave Bell <me at geordish.org> wrote:

>
>
> On Wed, 17 Jun 2020 at 18:42, Saku Ytti <saku at ytti.fi> wrote:
>
>> Hey,
>>
>> > Why do we really need SR? Be it SR-MPLS or SRv6 or SRv6+?
>>
>> I don't like this, SR-MPLS and SRv6 are just utterly different things
>> to me, and no answer meaningfully applies to both.
>>
>
> I don't understand the point of SRv6. What equipment can support IPv6
> routing, but can't support MPLS label switching?
>
> I'm a big fan of SR-MPLS however.
>
> One of the advantages cited for SRv6 over MPLS is that the packet contains
a record of where it has been.
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