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Re: [Lsr] A question about draft-ietf-lsr-flex-algo

Peter Psenak <ppsenak@cisco.com> Wed, 03 June 2020 12:09 UTC

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To: Huzhibo <huzhibo@huawei.com>
Cc: "draft-ietf-lsr-flex-algo@ietf.org" <draft-ietf-lsr-flex-algo@ietf.org>, "lsr@ietf.org" <lsr@ietf.org>
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From: Peter Psenak <ppsenak@cisco.com>
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Date: Wed, 03 Jun 2020 14:09:26 +0200
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Subject: Re: [Lsr] A question about draft-ietf-lsr-flex-algo
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Hi Zhibo,

this has been explained in the WG alias already.

Can you please go over archives.

thanks,
Peter

On 03/06/2020 14:06, Huzhibo wrote:
> Hi Peter:
> 
> I noticed that draft-ietf-lsr-flex-algo-07 adds exclude SRLG TLV. SRLG 
> defines a group of risk-sharing link groups. It is generally used to 
> prevent the primary and standby paths from passing the same risk-sharing 
> link group .I don't know why a group of SRLG links should be excluded 
> from the FlexAlgo calculation. What is its usecase?
> 
> Thanks
> 
> Zhibo Hu
>

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