Hi Qin, Thanks for the comments.
We also think that this approach is the best to export the topology. We will review your draft for the next update. -- Regards, Víctor López (Ph.D.) Telefónica I+D, Global CTO Unit c/ Don Ramón de la Cruz, 82-84. 28006, Madrid (Spain). Phone. +34913128872 Email: vlo...@tid.es Web: https://people.tid.es/Victor.Lopez/ El 24/10/13 12:15, "Qin Wu" <bill...@huawei.com> escribió: >Interesting draft. >I believe Relying on BGP-LS to populate TE information to external PCE >TED in H-PCE scenario is a straightforward approach. >I am wondering how to populate TE performance information to TED in H-PCE >scenario? > >Draft-wu-idr-te-pm-bgp-03(http://tools.ietf.org/html/draft-wu-idr-te-pm-bg >p-03) provides a mechanism for this by >extending BGP-LS and reusing TE performance metrics defined in >ISIS-TE-extension. >It will be good to add a reference to draft-wu-idr-te-pm-bgp-03 in this >draft. > >Regards! >-Qin >-----Original Message----- >From: pce-boun...@ietf.org [mailto:pce-boun...@ietf.org] On Behalf Of >Victor Lopez >Sent: Wednesday, October 23, 2013 10:46 PM >To: pce@ietf.org >Subject: [Pce] FW: New Version Notification for >draft-lopez-pce-hpce-ted-00.txt > >Dear all, > >We have submitted a draft to describe how existing mechanisms (BGP-LS) can >be used in H-PCE scenarios to feed the TED. Although PCE is very well >defined, it is open to interpretation how to get the TED parameters. > >Any comments or suggestions are highly welcome! > >Victor, Oscar, Daniel and Stefano > > >El 21/10/13 21:39, "internet-dra...@ietf.org" <internet-dra...@ietf.org> >escribió: > >> >>A new version of I-D, draft-lopez-pce-hpce-ted-00.txt >>has been successfully submitted by Victor Lopez and posted to the >>IETF repository. >> >>Filename: draft-lopez-pce-hpce-ted >>Revision: 00 >>Title: Traffic Engineering Database dissemination for >>Hierarchical PCE >>scenarios >>Creation date: 2013-10-21 >>Group: Individual Submission >>Number of pages: 10 >>URL: >>http://www.ietf.org/internet-drafts/draft-lopez-pce-hpce-ted-00.txt >>Status: http://datatracker.ietf.org/doc/draft-lopez-pce-hpce-ted >>Htmlized: http://tools.ietf.org/html/draft-lopez-pce-hpce-ted-00 >> >> >>Abstract: >> The PCE architecture is well-defined and may be used to compute the >> optimal path for LSPS across domains in MPLS-TE and GMPLS networks. >> The Hierarchical Path Computation Element (H-PCE) [RFC6805] was >> developed to provide an optimal path when the sequence of domains is >> not known in advance. The procedure and mechanism for populating the >> Traffic Engineering Database (TED) with domain topology and link >> information used in H-PCE-based path computations is open to >> interpretation. This informational document describes how topology >> dissemination mechanisms may be used to provide TE information >> between Parent and Child PCEs (within the H-PCE context). In >> particular, it describes how BGP-LS might be used to provide inter- >> domain connectivity. This document is not intended to define new >> extensions, it demonstrates how existing procedures and mechanisms >> may be used. >> >> >> >> >> >>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. >> >>The IETF Secretariat >> > > >________________________________ > >Este mensaje se dirige exclusivamente a su destinatario. Puede consultar >nuestra política de envío y recepción de correo electrónico en el enlace >situado más abajo. >This message is intended exclusively for its addressee. We only send and >receive email on the basis of the terms set out at: >http://www.tid.es/ES/PAGINAS/disclaimer.aspx >_______________________________________________ >Pce mailing list >Pce@ietf.org >https://www.ietf.org/mailman/listinfo/pce ________________________________ Este mensaje se dirige exclusivamente a su destinatario. Puede consultar nuestra política de envío y recepción de correo electrónico en el enlace situado más abajo. This message is intended exclusively for its addressee. We only send and receive email on the basis of the terms set out at: http://www.tid.es/ES/PAGINAS/disclaimer.aspx _______________________________________________ Pce mailing list Pce@ietf.org https://www.ietf.org/mailman/listinfo/pce
