TE Topology and Tunnel Modeling for Transport Networks
draft-ietf-teas-te-topo-and-tunnel-modeling-05
|
| Document |
Type |
|
Active Internet-Draft (teas WG)
|
|
Last updated |
|
2019-11-03
|
|
Stream |
|
IETF
|
|
Intended RFC status |
|
(None)
|
|
Formats |
|
plain text
pdf
htmlized
bibtex
|
| Stream |
WG state
|
|
WG Document
|
|
Document shepherd |
|
No shepherd assigned
|
| IESG |
IESG state |
|
I-D Exists
|
|
Consensus Boilerplate |
|
Unknown
|
|
Telechat date |
|
|
|
Responsible AD |
|
(None)
|
|
Send notices to |
|
(None)
|
TEAS Working Group Igor Bryskin
Internet Draft Individual
Intended status: Informational Vishnu Pavan Beeram
Tarek Saad
Juniper Networks
Xufeng Liu
Volta Networks
Expires: May 3, 2020 November 3, 2019
TE Topology and Tunnel Modeling for Transport Networks
draft-ietf-teas-te-topo-and-tunnel-modeling-05
Status of this Memo
This Internet-Draft is submitted in full conformance with the
provisions of BCP 78 and BCP 79.
Internet-Drafts are working documents of the Internet Engineering
Task Force (IETF), its areas, and its working groups. Note that
other groups may also distribute working documents as Internet-
Drafts.
Internet-Drafts are draft documents valid for a maximum of six months
and may be updated, replaced, or obsoleted by other documents at any
time. It is inappropriate to use Internet-Drafts as reference
material or to cite them other than as "work in progress."
The list of current Internet-Drafts can be accessed at
http://www.ietf.org/ietf/1id-abstracts.txt
The list of Internet-Draft Shadow Directories can be accessed at
http://www.ietf.org/shadow.html
This Internet-Draft will expire on May 3, 2020.
Copyright Notice
Copyright (c) 2019 IETF Trust and the persons identified as the
document authors. All rights reserved.
This document is subject to BCP 78 and the IETF Trust's Legal
Provisions Relating to IETF Documents
Bryskin, et al. Expires May 3, 2020 [Page 1]
Internet-Draft TE Topology and Tunnel Modeling November 2019
(http://trustee.ietf.org/license-info) in effect on the date of
publication of this document. Please review these documents
carefully, as they describe your rights and restrictions with respect
to this document. Code Components extracted from this document must
include Simplified BSD License text as described in Section 4.e of
the Trust Legal Provisions and are provided without warranty as
described in the Simplified BSD License.
Abstract
This document describes how to model TE topologies and tunnels for
transport networks, by using the TE topology YANG model [I-D.ietf-
teas-yang-te-topo] and the TE tunnel YANG model [I-D.ietf-teas-yang-
te].
Conventions used in this document
The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT",
"SHOULD", "SHOULD NOT", "RECOMMENDED", "MAY", and "OPTIONAL" in this
document are to be interpreted as described in RFC-2119 [RFC2119].
Table of Contents
1. Modeling Considerations........................................3
1.1. TE Topology Model.........................................3
1.2. TE Topology Modeling Constructs...........................5
1.3. Abstract TE Topology Calculation, Configuration and
Maintenance...................................................22
1.3.1. Single-Node Abstract TE Topology....................23
1.3.2. Full Mesh Link Abstract TE Topology.................25
1.3.3. Star-n-Spokes Abstract TE Topology..................27
1.3.4. Arbitrary Abstract TE Topology......................28
1.3.5. Customized Abstract TE Topologies...................29
1.3.6. Hierarchical Abstract TE Topologies.................30
1.4. Merging TE Topologies Provided By Multiple Providers.....31
1.4.1. Dealing With Multiple Abstract TE Topologies Provided By
The Same Provider..........................................34
1.5. Configuring Abstract TE Topologies.......................36
1.6. TE Tunnel Model..........................................37
1.7. TE Tunnel/Transport Service Modeling Constructs..........39
1.7.1. Bidirectional Tunnels...............................53
1.8. Transport Service Mapping................................55
1.9. Multi-Domain Transport Service Coordination..............56
2. Use Cases.....................................................61
2.1. Use Case 1. Transport service control on a single layer
multi-domain transport network................................61
Bryskin, et al. Expires May 3, 2020 [Page 2]
Internet-Draft TE Topology and Tunnel Modeling November 2019
2.2. Use Case 2. End-to-end TE tunnel control on a single layer
multi-domain transport network................................69
2.3. Use Case 3. Transport service control on a ODUk/Och multi-
domain transport network with Ethernet access links...........73
2.4. Use Case 4. Transport service control on a ODUk/Och multi-
Show full document text