The MPLS-OPS Archive

Cell Relay Retreat>MPLS-OPS Archive>month:2002-Dec> msg00189



[Date Prev][Date Next][Thread Prev][Thread Next]  
  [Date Index][Thread Index][Author Index][Subject Index]

Re: A question about RSVP-TE

  • From: Robert Raszuk <raszuk@cisco.com>
  • Date: Fri, 27 Dec 2002 11:35:42 +0100
  • CC: MPLS-ops Mailing List <mpls-ops@mplsrc.com>
  • Organization: Signature: http://www.employees.org/~raszuk/sig/
  • Resent-Date: Fri, 27 Dec 2002 06:56:57 -0500
  • To: zhangle <zhangle@harbournetworks.com>


> Can Cisco support this ?

Yes that exactly is what RSVP SE reservation style is used for.

R.

> zhangle wrote:
> 
> Hello, Pan, Ping:
> 
> ¡¡¡¡but think of this situlation:
>         I have build a rsvp-te tunnel, and now I want change bandwidth without interrupt the current lsp, so I send a new path message in the same session but with different sender-tspec, and of course the returned resv message will have different flowspec.
> when new lsp is created, I will then delete the old one.
>         Can Cisco support this ?
> 
> ======= 2002-12-26 11:26:00 you write£º=======
> 
> >While we are at it, here is another application using SE. At an ingress LSR,
> >you can initiate two LSP's to the same session with the same flowspec. One
> >LSP is used to carry user traffic, and the other one is for backup (you
> >should do make-before-break at data-plane here). In this case, in
> >SENDER_TEMPLATE, two LSP's have the same sender IP address, but different
> >source port number.
> >
> >BTW, in case of fast reroute, in SENDER_TEMPLATE, a protected LSP and a
> >backup LSP must have the same source port, but different sender-IP address.
> >(Source IP and address in RSVP are called differently in
> >RSVP-TE...whatever.)
> >
> >- Ping
> >
> >> -----Original Message-----
> >> From: zhangle [mailto:zhangle@harbournetworks.com]
> >> Sent: Wednesday, December 25, 2002 6:32 PM
> >> To: MPLS-ops Mailing List
> >> Subject: [MPLS-OPS]: A question about RSVP-TE
> >>
> >>
> >> Hello,MPLS-ops:
> >>      RSVP-TE tunnel build in SE style. Does Cisco support 2
> >> filters in one session at the same time? how could cisco
> >> calculate the flowspec params then ?
> >> ¡¡¡¡
> >>
> >> ¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡
> >>
> >> ¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡zhangle
> >> ¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡zhangle@harbournetworks.com
> >> ¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡2002-12-26
> >>
> >> -------
> >> The MPLS-OPS Mailing List
> >> Subscribe/Unsubscribe:  http://www.mplsrc.com/mplsops.shtml
> >> Archive: http://www.mplsrc.com/mpls-ops_archive.shtml
> >>
> 
> = = = = = = = = = = = = = = = = = = = =
> 
> 
> 
> 
>                zhangle
>                zhangle@harbournetworks.com
>                                         2002-12-27
> 
> -------
> The MPLS-OPS Mailing List
> Subscribe/Unsubscribe:  http://www.mplsrc.com/mplsops.shtml
> Archive: http://www.mplsrc.com/mpls-ops_archive.shtml

-------
The MPLS-OPS Mailing List
Subscribe/Unsubscribe:  http://www.mplsrc.com/mplsops.shtml
Archive: http://www.mplsrc.com/mpls-ops_archive.shtml