Hi Yakov, see below a comment I forgot to answer...
On Apr 7, 2014, at 12:38 PM, Stefano Previdi (sprevidi) wrote: > Hi Yakov, > > On Apr 4, 2014, at 10:53 PM, Yakov Rekhter wrote: >> Stefano, >> >>> All, >>> >>> this is the new version of the problem-statement draft incorporating >>> the latest comments. >> >> Section 5.1.1.2 is clearly an improvement over what was in the >> previous version, although some text is still problematic. >> Specifically, "C only installs the path via AS2 in its RIB." If it >> is the Adj-RIB-Out, then C wouldn't be able to advertise the path >> via AS3 inside AS1 (as this path is not in the Adj-RIB-Out). And >> if it is the Loc-RIB, then the Adj-RIB-Out would have only the path >> via AS2 (as the Adj-RIB-Out is populated from the Loc-RIB), and C >> would not be able to advertise the path via AS3 inside AS1. Either >> way, this would contradict the assumption that "C propagates all >> the paths to Z within AS1 (add-path)." you're right, the statement that is confusing is "C only installs the path via AS2 in its RIB". Anyway, we have re-phrased the whole section and I'm about to submit a new version of the draft. Thanks. s. > I'll address your BGP concerns on a separate thread. > > >> You addressed one part of my comments on section 3. > > > it's already good to hear/read that ;-) > > >> However, >> the other part of my comments on section 3 is still not addressed. >> Specifically, section 3 of draft-previdi-spring-problem-statement-02 >> still contains the following: >> >> The source-based routing model, applied to the MPLS dataplane, offers >> the ability to tunnel services (VPN, VPLS, VPWS) from an ingress PE >> to an egress PE, with or without the expression of an explicit path >> and without requiring forwarding plane or control plane state in >> intermediate nodes. >> >> The above claim about the ability to tunnel services is misleading, >> as VPN and VPLS services may use p2mp or (in the case of VPN) mp2mp >> LSPs, and providing any capability for setting up such LSPs is not >> in the SPRING charter. >> >> With this in mind I propose to replace the above with the following: >> >> The source-based routing model, applied to the MPLS dataplane, offers >> the ability to tunnel services (VPN, VPLS, VPWS) from an ingress PE >> to an egress PE, with or without the expression of an explicit path >> and without requiring forwarding plane or control plane state in >> intermediate nodes, but only if such tunnels are neither p2mp >> nor mp2mp tunnels. > > > fine by me, I'll incorporate your comments. Thanks. > > s. > > > >> >> Yakov. >> > > _______________________________________________ > spring mailing list > [email protected] > https://www.ietf.org/mailman/listinfo/spring _______________________________________________ spring mailing list [email protected] https://www.ietf.org/mailman/listinfo/spring
