Hi Rajesh, As specified in the draft-ietf-srv6-services draft, when using transposition scheme prefix SID attribute carries common part of SRv6 SID (example locator). draft-dskc-bess-bgp-car proposes to carry variable part in SRv6 SID TLV in NLRI when same scheme is used. This helps to be efficient in number of bytes consumed for each NLRI. We will clarify this in draft.
Regards Swadesh From: Rajesh M <mraj...@juniper.net> Date: Monday, July 19, 2021 at 6:24 AM To: Rajesh M <mrajesh=40juniper....@dmarc.ietf.org>, "Dhananjaya Rao (dhrao)" <dh...@cisco.com>, Swadesh Agrawal <swaag...@cisco.com>, "Clarence Filsfils (cfilsfil)" <cfils...@cisco.com>, "Ketan Talaulikar (ketant)" <ket...@cisco.com> Cc: "spr...@ietf.org" <spr...@ietf.org>, "bess@ietf.org" <bess@ietf.org> Subject: RE: draft-dskc-bess-bgp-car-02 Hi Authors, Please respond. Thanks Rajesh Juniper Business Use Only From: Rajesh M <mrajesh=40juniper....@dmarc.ietf.org> Sent: Thursday, July 8, 2021 2:24 PM To: Rajesh M <mraj...@juniper.net>; dh...@cisco.com; swaag...@cisco.com; cfils...@cisco.com; ket...@cisco.com Cc: spr...@ietf.org; bess@ietf.org Subject: RE: draft-dskc-bess-bgp-car-02 [External Email. Be cautious of content] +bess working group Juniper Business Use Only From: spring <spring-boun...@ietf.org<mailto:spring-boun...@ietf.org>> On Behalf Of Rajesh M Sent: Thursday, July 8, 2021 12:38 PM To: dh...@cisco.com<mailto:dh...@cisco.com>; swaag...@cisco.com<mailto:swaag...@cisco.com>; cfils...@cisco.com<mailto:cfils...@cisco.com>; ket...@cisco.com<mailto:ket...@cisco.com> Cc: spr...@ietf.org<mailto:spr...@ietf.org> Subject: [spring] draft-dskc-bess-bgp-car-02 [External Email. Be cautious of content] Hi All, Have below query on BGP CAR draft section “2.9.2.3 SRv6 SID TLV” 1) why we are using Prefix-SID attribute ? The idea was omitting BGP Prefix SID Attribute from the color-aware routes for better BGP packing efficiency. 2) Which SID we are advertising in BGP Prefix SID Attribute ? Thanks Rajesh Juniper Business Use Only
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