Re: [spring] I-D Action: draft-ietf-spring-segment-routing-central-epe-05.txt

"Stefano Previdi (sprevidi)" <sprevidi@cisco.com> Fri, 10 March 2017 08:18 UTC

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From: "Stefano Previdi (sprevidi)" <sprevidi@cisco.com>
To: SPRING WG <spring@ietf.org>
Thread-Topic: I-D Action: draft-ietf-spring-segment-routing-central-epe-05.txt
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Date: Fri, 10 Mar 2017 08:17:56 +0000
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Subject: Re: [spring] I-D Action: draft-ietf-spring-segment-routing-central-epe-05.txt
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this is the updated version after the various reviews.

Thanks.
s.


> On Mar 10, 2017, at 9:15 AM, internet-drafts@ietf.org wrote:
> 
> 
> A New Internet-Draft is available from the on-line Internet-Drafts directories.
> This draft is a work item of the Source Packet Routing in Networking of the IETF.
> 
>        Title           : Segment Routing Centralized BGP Egress Peer Engineering
>        Authors         : Clarence Filsfils
>                          Stefano Previdi
>                          Ebben Aries
>                          Dmitry Afanasiev
> 	Filename        : draft-ietf-spring-segment-routing-central-epe-05.txt
> 	Pages           : 19
> 	Date            : 2017-03-10
> 
> Abstract:
>   Segment Routing (SR) leverages source routing.  A node steers a
>   packet through a controlled set of instructions, called segments, by
>   prepending the packet with an SR header.  A segment can represent any
>   instruction topological or service-based.  SR allows to enforce a
>   flow through any topological path and service chain while maintaining
>   per-flow state only at the ingress node of the SR domain.
> 
>   The Segment Routing architecture can be directly applied to the MPLS
>   dataplane with no change on the forwarding plane.  It requires a
>   minor extension to the existing link-state routing protocols.
> 
>   This document illustrates the application of Segment Routing to solve
>   the BGP Egress Peer Engineering (BGP-EPE) requirement.  The SR-based
>   BGP-EPE solution allows a centralized (Software Defined Network, SDN)
>   controller to program any egress peer policy at ingress border
>   routers or at hosts within the domain.
> 
> 
> 
> The IETF datatracker status page for this draft is:
> https://datatracker.ietf.org/doc/draft-ietf-spring-segment-routing-central-epe/
> 
> There's also a htmlized version available at:
> https://tools.ietf.org/html/draft-ietf-spring-segment-routing-central-epe-05
> 
> A diff from the previous version is available at:
> https://www.ietf.org/rfcdiff?url2=draft-ietf-spring-segment-routing-central-epe-05
> 
> 
> Please note that it may take a couple of minutes from the time of submission
> until the htmlized version and diff are available at tools.ietf.org.
> 
> Internet-Drafts are also available by anonymous FTP at:
> ftp://ftp.ietf.org/internet-drafts/
> 
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