draft-ietf-mpls-number-0-bw-te-lsps-05.txt   draft-ietf-mpls-number-0-bw-te-lsps-06.txt 
Networking Working Group JP. Vasseur, Ed. Networking Working Group JP. Vasseur, Ed.
Internet-Draft Cisco Systems, Inc Internet-Draft Cisco Systems, Inc
Intended status: Standards Track Matthew. R. Meyer Intended status: Standards Track Matthew. R. Meyer
Expires: June 15, 2007 Global Crossing Expires: December 27, 2007 Global Crossing
K. Kumaki K. Kumaki
KDDI Corporation KDDI Corporation
Alberto. Tempia Bonda Alberto. Tempia Bonda
Telecom Italia Telecom Italia
December 12, 2006 June 25, 2007
A Link-Type sub-TLV to convey the number of Traffic Engineering Label A Link-Type sub-TLV to convey the number of Traffic Engineering Label
Switched Paths signalled with zero reserved bandwidth across a link Switched Paths signalled with zero reserved bandwidth across a link
draft-ietf-mpls-number-0-bw-te-lsps-05 draft-ietf-mpls-number-0-bw-te-lsps-06
Status of this Memo Status of this Memo
By submitting this Internet-Draft, each author represents that any By submitting this Internet-Draft, each author represents that any
applicable patent or other IPR claims of which he or she is aware applicable patent or other IPR claims of which he or she is aware
have been or will be disclosed, and any of which he or she becomes have been or will be disclosed, and any of which he or she becomes
aware will be disclosed, in accordance with Section 6 of BCP 79. aware will be disclosed, in accordance with Section 6 of BCP 79.
Internet-Drafts are working documents of the Internet Engineering Internet-Drafts are working documents of the Internet Engineering
Task Force (IETF), its areas, and its working groups. Note that Task Force (IETF), its areas, and its working groups. Note that
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and may be updated, replaced, or obsoleted by other documents at any and may be updated, replaced, or obsoleted by other documents at any
time. It is inappropriate to use Internet-Drafts as reference time. It is inappropriate to use Internet-Drafts as reference
material or to cite them other than as "work in progress." material or to cite them other than as "work in progress."
The list of current Internet-Drafts can be accessed at The list of current Internet-Drafts can be accessed at
http://www.ietf.org/ietf/1id-abstracts.txt. http://www.ietf.org/ietf/1id-abstracts.txt.
The list of Internet-Draft Shadow Directories can be accessed at The list of Internet-Draft Shadow Directories can be accessed at
http://www.ietf.org/shadow.html. http://www.ietf.org/shadow.html.
This Internet-Draft will expire on June 15, 2007. This Internet-Draft will expire on December 27, 2007.
Copyright Notice Copyright Notice
Copyright (C) The Internet Society (2006). Copyright (C) The IETF Trust (2007).
Abstract Abstract
** UPDATE OSPFv3 **
Several Link-type sub-TLVs have been defined for OSPF and IS-IS in Several Link-type sub-TLVs have been defined for OSPF and IS-IS in
the context of Multiprotocol Label Switching (MPLS) Traffic the context of Multiprotocol Label Switching (MPLS) Traffic
Engineering (TE) in order to advertise some link characteristics such Engineering (TE) in order to advertise some link characteristics such
as the available bandwidth, traffic engineering metric, as the available bandwidth, traffic engineering metric,
administrative group and so on. By making statistical assumption on administrative group and so on. By making statistical assumption on
the aggregated traffic carried onto a set of TE Label Switched Paths the aggregated traffic carried onto a set of TE Label Switched Paths
(LSPs) signalled with zero bandwith (referred to as unconstrained TE (LSPs) signalled with zero bandwith (referred to as unconstrained TE
LSP in this document), and with the knowledge of the number of LSP in this document), and with the knowledge of the number of
unconstrained TE LSPs signalled across a link, algorithms can be unconstrained TE LSPs signalled across a link, algorithms can be
designed to load balance (existing or newly configured) unconstrained designed to load balance (existing or newly configured) unconstrained
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[RFC3784] Smit, H. and T. Li, "Intermediate System to Intermediate [RFC3784] Smit, H. and T. Li, "Intermediate System to Intermediate
System (IS-IS) Extensions for Traffic Engineering (TE)", System (IS-IS) Extensions for Traffic Engineering (TE)",
RFC 3784, June 2004. RFC 3784, June 2004.
8.2. Informative References 8.2. Informative References
[RFC4090] Pan, P., Swallow, G., and A. Atlas, "Fast Reroute [RFC4090] Pan, P., Swallow, G., and A. Atlas, "Fast Reroute
Extensions to RSVP-TE for LSP Tunnels", RFC 4090, Extensions to RSVP-TE for LSP Tunnels", RFC 4090,
May 2005. May 2005.
[OSPFv3-TE] Lindem, A. et al., "Traffic Engineering Extensions to OSPF
version 3", draft-ietf-ospf-ospfv3-traffic, work in progress.
Authors' Addresses Authors' Addresses
JP Vasseur (editor) JP Vasseur (editor)
Cisco Systems, Inc Cisco Systems, Inc
1414 Massachusetts Avenue 1414 Massachusetts Avenue
Boxborough, MA 01719 Boxborough, MA 01719
USA USA
Email: jpv@cisco.com Email: jpv@cisco.com
Matthew R. Meyer Matthew R. Meyer
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Alberto Tempia Bonda Alberto Tempia Bonda
Telecom Italia Telecom Italia
via G. Reiss Romoli 274 via G. Reiss Romoli 274
Torino, 10148 Torino, 10148
ITALIA ITALIA
Email: alberto.tempiabonda@telecomitalia.it Email: alberto.tempiabonda@telecomitalia.it
Full Copyright Statement Full Copyright Statement
Copyright (C) The Internet Society (2006). Copyright (C) The IETF Trust (2007).
This document is subject to the rights, licenses and restrictions This document is subject to the rights, licenses and restrictions
contained in BCP 78, and except as set forth therein, the authors contained in BCP 78, and except as set forth therein, the authors
retain all their rights. retain all their rights.
This document and the information contained herein are provided on an This document and the information contained herein are provided on an
"AS IS" basis and THE CONTRIBUTOR, THE ORGANIZATION HE/SHE REPRESENTS "AS IS" basis and THE CONTRIBUTOR, THE ORGANIZATION HE/SHE REPRESENTS
OR IS SPONSORED BY (IF ANY), THE INTERNET SOCIETY AND THE INTERNET OR IS SPONSORED BY (IF ANY), THE INTERNET SOCIETY, THE IETF TRUST AND
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INFORMATION HEREIN WILL NOT INFRINGE ANY RIGHTS OR ANY IMPLIED THE INFORMATION HEREIN WILL NOT INFRINGE ANY RIGHTS OR ANY IMPLIED
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