Great. 

So the question now is that do we see a merit in including this encapsulation? 
If Yes, then this would entail some minor changes in the RSVP 1588_LSP object 
as well (or perhaps the existing offset in the PTP_LSP object can be used?).

Cheers, Manav

> -----Original Message-----
> From: Tony Li [mailto:[email protected]] 
> Sent: Wednesday, April 27, 2011 11.01 PM
> To: [email protected]
> Cc: Bhatia, Manav (Manav); [email protected]
> Subject: Re: [TICTOC] Updating draft-ietf-tictoc-1588overmpls
> 
> 
> Unless something has changed radically, IEEE has no say in 
> what happens after the Ethertype.
> 
> Tony
> 
> 
> On Apr 27, 2011, at 10:14 AM, Stewart Bryant wrote:
> 
> > IEEE1588 worked with a number of organizations to map PTP 
> over their protocols.
> > 
> > It seems unlikely that IEEE would object to the definition 
> of a mapping to MPLS if the consensus was that this was the 
> best way to carry PTP over an MPLS network.
> > 
> > Obviously we should ask before publishing a specification, 
> but the most important starting point is to figure out the 
> best technical solution to the problem in hand.
> > 
> > Stewart (speaking as an individual contributor.
> > 
> > 
> > 
> > On 27/04/2011 15:25, Bhatia, Manav (Manav) wrote:
> >> Yup, thats what i had meant - that it would require 
> getting IEEE involved and we should only tread down that path 
> if its really really required.
> >>  
> >> Cheers, Manav
> >> 
> >> From: Roberts, Peter (Peter) 
> >> Sent: Wednesday, April 27, 2011 7.32 PM
> >> To: Bhatia, Manav (Manav); Shahram Davari; [email protected]
> >> Subject: RE: Updating draft-ietf-tictoc-1588overmpls
> >> 
> >>  
> >> Manav,
> >> Can you please provide a bit more background to the statement:
> >> I believe we had discussed that IETF cannot define new 
> encapsulations in Prague?
> >> This is probably true that it would require a stamp of 
> approval from IEEE but that needs to be verified.  
> >> Peter R>
> >>  
> >>  
> >> -----Original Message-----
> >> From: [email protected] 
> [mailto:[email protected]] On Behalf Of Bhatia, Manav (Manav)
> >> Sent: Tuesday, April 26, 2011 7:41 PM
> >> To: Shahram Davari; [email protected]
> >> Subject: Re: [TICTOC] Updating draft-ietf-tictoc-1588overmpls
> >>  
> >> Yup, will do that.
> >>  
> >> Cheers, Manav
> >>  
> >> > -----Original Message-----
> >> > From: Shahram Davari [mailto:[email protected]]
> >> > Sent: Wednesday, April 27, 2011 5.08 AM
> >> > To: Bhatia, Manav (Manav); [email protected]
> >> > Subject: RE: Updating draft-ietf-tictoc-1588overmpls
> >> >
> >> > Manav,
> >> >
> >> > In MPLS-TP the P2MP should work fine since it is all
> >> > configured by management. May be just add some text that says
> >> > using MPLS control plane the co-routing of the forward and
> >> > reverse direction is not possible but using management plane
> >> > this is possible such as in case of MPLS-TP.
> >> >
> >> > Thx
> >> > Shahram
> >> >
> >> > -----Original Message-----
> >> > From: Bhatia, Manav (Manav) 
> [mailto:[email protected]]
> >> > Sent: Tuesday, April 26, 2011 4:35 PM
> >> > To: [email protected]
> >> > Cc: Shahram Davari
> >> > Subject: Updating draft-ietf-tictoc-1588overmpls
> >> >
> >> > Folks,
> >> >
> >> > I am working on updating draft-ietf-tictoc-1588overmpls as
> >> > per the WG feedback.
> >> >
> >> > As part of this I will change the OSPF and IS-IS capabilities
> >> > to be per link as against per node that its currently defined as.
> >> >
> >> > Will also clarify that FCS retention for the payload Ethernet
> >> > described in [RFC4720] MUST not be used.
> >> >
> >> > Should I remove Sec 5.3 "1588 over pure MPLS mode" as I
> >> > believe we had discussed that IETF cannot define new
> >> > encapsulations in Prague?
> >> >
> >> > I will also add some verbiage that P2MP LSPs may not work as
> >> > they only provide unidirectional traffic flow and cannot
> >> > guarantee a symmetrical path back to the head nodes.
> >> >
> >> > Anything else?
> >> >
> >> > Cheers, Manav
> >> >
> >> > --
> >> > Manav Bhatia,
> >> > Service Router Product Group (SRPG)
> >> > Alcatel-Lucent, India
> >> >
> >> >
> >> _______________________________________________
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> > 
> > -- 
> > For corporate legal information go to:
> > 
> > 
> > http://www.cisco.com/web/about/doing_business/legal/cri/index.html
> > 
> > 
> > 
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