draft-ietf-mpls-lsp-ping-mpls-tp-oam-conf-12.txt   draft-ietf-mpls-lsp-ping-mpls-tp-oam-conf-13.txt 
MPLS Working Group E. Bellagamba MPLS Working Group E. Bellagamba
Internet-Draft Internet-Draft
Intended status: Standards Track G. Mirsky Intended status: Standards Track G. Mirsky
Expires: March 5, 2016 Ericsson Expires: March 6, 2016 Ericsson
L. Andersson L. Andersson
Huawei Technologies Huawei Technologies
P. Skoldstrom P. Skoldstrom
Acreo AB Acreo AB
D. Ward D. Ward
Cisco Cisco
J. Drake J. Drake
Juniper Juniper
September 2, 2015 September 3, 2015
Configuration of Proactive Operations, Administration, and Maintenance Configuration of Proactive Operations, Administration, and Maintenance
(OAM) Functions for MPLS-based Transport Networks using LSP Ping (OAM) Functions for MPLS-based Transport Networks using LSP Ping
draft-ietf-mpls-lsp-ping-mpls-tp-oam-conf-12 draft-ietf-mpls-lsp-ping-mpls-tp-oam-conf-13
Abstract Abstract
This specification describes the configuration of proactive MPLS-TP This specification describes the configuration of proactive MPLS-TP
Operations, Administration, and Maintenance (OAM) Functions for a Operations, Administration, and Maintenance (OAM) Functions for a
given Label Switched Path (LSP) using a set of TLVs that are carried given Label Switched Path (LSP) using a set of TLVs that are carried
by the LSP-Ping protocol. by the LSP-Ping protocol.
Status of This Memo Status of This Memo
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Internet-Drafts are working documents of the Internet Engineering Internet-Drafts are working documents of the Internet Engineering
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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."
This Internet-Draft will expire on March 5, 2016. This Internet-Draft will expire on March 6, 2016.
Copyright Notice Copyright Notice
Copyright (c) 2015 IETF Trust and the persons identified as the Copyright (c) 2015 IETF Trust and the persons identified as the
document authors. All rights reserved. document authors. All rights reserved.
This document is subject to BCP 78 and the IETF Trust's Legal This document is subject to BCP 78 and the IETF Trust's Legal
Provisions Relating to IETF Documents Provisions Relating to IETF Documents
(http://trustee.ietf.org/license-info) in effect on the date of (http://trustee.ietf.org/license-info) in effect on the date of
publication of this document. Please review these documents publication of this document. Please review these documents
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MPLS OAM Function Flags: a bitmap numbered from left to right as MPLS OAM Function Flags: a bitmap numbered from left to right as
shown in the Figure 2.These flags are managed by IANA Section 4.2. shown in the Figure 2.These flags are managed by IANA Section 4.2.
Flags defined in this document are presented in Table 2. Undefined Flags defined in this document are presented in Table 2. Undefined
flags MUST be set to zero and unknown flags MUST be ignored. The flags MUST be set to zero and unknown flags MUST be ignored. The
flags indicate what OAM is being configured and direct the presence flags indicate what OAM is being configured and direct the presence
of optional sub-TLVs as set out below. of optional sub-TLVs as set out below.
0 1 2 3 0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|C|V|F|L|D|T| Reserved (MBZ) | |C|V|F|L|D|T| Unassigned (MBZ) |R|
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Figure 2: MPLS OAM Function Flags format Figure 2: MPLS OAM Function Flags format
Sub-TLVs corresponding to the different flags are as follows. No Sub-TLVs corresponding to the different flags are as follows. No
meaning should be attached to the order of sub-TLVs. meaning should be attached to the order of sub-TLVs.
- If a flag in the MPLS OAM Function Flags is set and the - If a flag in the MPLS OAM Function Flags is set and the
corresponding sub-TLVs listed below is absent, then this MPLS OAM corresponding sub-TLVs listed below is absent, then this MPLS OAM
function MUST be initialized according to its default settings. function MUST be initialized according to its default settings.
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| Bit | MPLS OAM Function | Description | | Bit | MPLS OAM Function | Description |
| Position | Flag | | | Position | Flag | |
+------------+--------------------+---------------------------------+ +------------+--------------------+---------------------------------+
| 0 | C | Continuity Check (CC) | | 0 | C | Continuity Check (CC) |
| 1 | V | Connectivity Verification (CV) | | 1 | V | Connectivity Verification (CV) |
| 2 | F | Fault Management Signal (FMS) | | 2 | F | Fault Management Signal (FMS) |
| 3 | L | Performance Measurement/Loss | | 3 | L | Performance Measurement/Loss |
| | | (PM/Loss) | | | | (PM/Loss) |
| 4 | D | Performance Measurement/Delay | | 4 | D | Performance Measurement/Delay |
| | | (PM/Delay) | | | | (PM/Delay) |
| 5 | T | Throughput Measurement) | | 5 | T | Throughput Measurement |
| 6-31 | | Unassigned (Must be zero) | | 6-30 | | Unassigned (Must be zero) |
| 31 | | Reserved |
+------------+--------------------+---------------------------------+ +------------+--------------------+---------------------------------+
Table 2: MPLS OAM Function Flags Table 2: MPLS OAM Function Flags
4.3. OAM Configuration Errors 4.3. OAM Configuration Errors
IANA maintains a registry "Multi-Protocol Label Switching (MPLS) IANA maintains a registry "Multi-Protocol Label Switching (MPLS)
Label Switched Paths (LSPs) Ping Parameters" registry, and within Label Switched Paths (LSPs) Ping Parameters" registry, and within
that registry a sub-registry "Return Codes". that registry a sub-registry "Return Codes".
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