rfc9885v3.txt   rfc9885.txt 
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* Router CAPABILITY TLV (Type 242) [RFC7981] * Router CAPABILITY TLV (Type 242) [RFC7981]
* Application-Specific SRLG (Type 238) [RFC9479] * Application-Specific SRLG (Type 238) [RFC9479]
* Instance Identifier (Type 7) [RFC8202] * Instance Identifier (Type 7) [RFC8202]
* Application-Specific Link Attributes (sub-TLV Type 16) [RFC9479] * Application-Specific Link Attributes (sub-TLV Type 16) [RFC9479]
[RFC7356] has defined a 16-bit Length field for TLVs in flooding [RFC7356] has defined a 16-bit Length field for TLVs in flooding
scoped Protocol Data Units (PDUs), in which case the problem scoped Protocol Data Units (PDUs). The problem addressed by this
addressed by this document would likely not be encountered. However, document would likely not be encountered when 16-bit Length TLVs are
introduction of these new PDU types is not backwards compatible. in use. However, introduction of these new PDU types is not
Therefore, there is a need to address how to expand the information backwards compatible. Therefore, there is a need to address how to
advertised in existing PDUs that use TLVs with 8-bit Length fields. expand the information advertised in existing PDUs that use TLVs with
8-bit length fields.
The mechanism described in this document has not been documented for The mechanism described in this document has not been documented for
all TLVs previously. This document provides the necessary protocol all TLVs previously. This document provides the necessary protocol
definition and discusses potential interoperability issues and definition and discusses potential interoperability issues and
deployment challenges. deployment challenges.
This document specifies a means for extending TLVs where no extension This document specifies a means for extending TLVs where no extension
mechanism has been previously explicitly specified. It also mechanism has been previously explicitly specified. It also
specifies this mechanism as the default extension mechanism for specifies this mechanism as the default extension mechanism for
future TLVs. The mechanism described in this document is applicable future TLVs. The mechanism described in this document is applicable
skipping to change at line 485 skipping to change at line 486
for IS-IS Router CAPABILITY TLV" registry (see for IS-IS Router CAPABILITY TLV" registry (see
<https://www.iana.org/assignments/isis-tlv-codepoints>): <https://www.iana.org/assignments/isis-tlv-codepoints>):
Type: 30 Type: 30
Description: MP-TLV Support for TLVs with Implicit Support Description: MP-TLV Support for TLVs with Implicit Support
MP-TLV Applicability: N MP-TLV Applicability: N
Reference: Section 7 of RFC 9885 Reference: Section 7 of RFC 9885
9.2. Extension to IS-IS Top-Level TLV Registries 9.2. Extension to IS-IS Top-Level TLV Registries
IANA has extended a number of registries under the "IS-IS TLV IANA has extended a number of registries within the "IS-IS TLV
Codepoints" registry group (<https://www.iana.org/assignments/isis- Codepoints" registry group to include a column that indicates whether
tlv-codepoints/>) to include a column that indicates whether the MP- the MP-TLV procedures described in this document are applicable to
TLV procedures described in this document are applicable to that that codepoint. "Y" indicates that MP-TLV is applicable. "N"
codepoint. "Y" indicates that MP-TLV is applicable. "N" indicates indicates MP-TLV is not applicable.
MP-TLV is not applicable.
The following subsections provide the initial contents of the new The following subsections provide the initial contents of the new
column for a number of existing registries. The initial values for column for a number of existing registries. The initial values for
MP-TLV applicability defined in the following subsections are based MP-TLV applicability defined in the following subsections are based
on the rule that MP-TLV is applicable to any codepoint that supports on the rule that MP-TLV is applicable to any codepoint that supports
sub-TLVs, without regard to whether the sub-TLVs that are currently sub-TLVs, without regard to whether the sub-TLVs that are currently
defined are sufficient to require MP-TLVs to be sent. defined are sufficient to require MP-TLVs to be sent.
To access the relevant IANA registry, search for the registry name
associated with each subsection at <https://www.iana.org/assignments/
isis-tlv-codepoints>.
9.2.1. MP-TLV for IS-IS Top-Level TLV Codepoints 9.2.1. MP-TLV for IS-IS Top-Level TLV Codepoints
IANA has added the MP column to the "IS-IS Top-Level TLV Codepoints" IANA has added the MP column to the "IS-IS Top-Level TLV Codepoints"
registry (<https://www.iana.org/assignments/isis-tlv-codepoints>) and registry and populated it as shown in Table 1.
populated it as shown in Table 1.
+===========+====================================+====+ +===========+====================================+====+
| Value | Name | MP | | Value | Name | MP |
+===========+====================================+====+ +===========+====================================+====+
| 0 | Reserved | | | 0 | Reserved | |
+-----------+------------------------------------+----+ +-----------+------------------------------------+----+
| 1 | Area Addresses | N | | 1 | Area Addresses | N |
+-----------+------------------------------------+----+ +-----------+------------------------------------+----+
| 2 | IIS Neighbors | N | | 2 | IIS Neighbors | N |
+-----------+------------------------------------+----+ +-----------+------------------------------------+----+
skipping to change at line 686 skipping to change at line 689
+-----------+------------------------------------+----+ +-----------+------------------------------------+----+
| 251 | Generic Information | Y | | 251 | Generic Information | Y |
+-----------+------------------------------------+----+ +-----------+------------------------------------+----+
| 252-65535 | Unassigned | | | 252-65535 | Unassigned | |
+-----------+------------------------------------+----+ +-----------+------------------------------------+----+
Table 1: IS-IS Top-Level TLV Codepoints Table 1: IS-IS Top-Level TLV Codepoints
9.2.2. MP-TLV for IS-IS Sub-TLVs for Reverse Metric TLV 9.2.2. MP-TLV for IS-IS Sub-TLVs for Reverse Metric TLV
IANA has added the MP column to the "IS-IS Sub-TLVs for Reverse
Metric TLV" registry and populated it as shown in Table 2.
+========+============================+====+ +========+============================+====+
| Value | Name | MP | | Value | Name | MP |
+========+============================+====+ +========+============================+====+
| 0 | Reserved | | | 0 | Reserved | |
+--------+----------------------------+----+ +--------+----------------------------+----+
| 1-17 | Unassigned | | | 1-17 | Unassigned | |
+--------+----------------------------+----+ +--------+----------------------------+----+
| 18 | Traffic Engineering Metric | N | | 18 | Traffic Engineering Metric | N |
+--------+----------------------------+----+ +--------+----------------------------+----+
| 19-255 | Unassigned | | | 19-255 | Unassigned | |
+--------+----------------------------+----+ +--------+----------------------------+----+
Table 2: IS-IS Sub-TLVs for Reverse Table 2: IS-IS Sub-TLVs for Reverse
Metric TLV Metric TLV
9.2.3. MP-TLV for IS-IS Sub-TLVs for TLVs Advertising Neighbor 9.2.3. MP-TLV for IS-IS Sub-TLVs for TLVs Advertising Neighbor
Information Information
IANA has added the MP column to the "IS-IS Sub-TLVs for TLVs
Advertising Neighbor Information" registry and populated it as shown
in Table 3.
+=========+===================================================+====+ +=========+===================================================+====+
| Value | Name | MP | | Value | Name | MP |
+=========+===================================================+====+ +=========+===================================================+====+
| 0-2 | Unassigned | | | 0-2 | Unassigned | |
+---------+---------------------------------------------------+----+ +---------+---------------------------------------------------+----+
| 3 | Administrative group (color) | N | | 3 | Administrative group (color) | N |
+---------+---------------------------------------------------+----+ +---------+---------------------------------------------------+----+
| 4 | Link Local/Remote Identifiers | N | | 4 | Link Local/Remote Identifiers | N |
+---------+---------------------------------------------------+----+ +---------+---------------------------------------------------+----+
| 5 | Unassigned | | | 5 | Unassigned | |
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| 250-254 | Reserved for Cisco-specific extensions | | | 250-254 | Reserved for Cisco-specific extensions | |
+---------+---------------------------------------------------+----+ +---------+---------------------------------------------------+----+
| 255 | Reserved for future expansion | | | 255 | Reserved for future expansion | |
+---------+---------------------------------------------------+----+ +---------+---------------------------------------------------+----+
Table 3: IS-IS Sub-TLVs for TLVs Advertising Neighbor Information Table 3: IS-IS Sub-TLVs for TLVs Advertising Neighbor Information
9.2.4. MP-TLV for IS-IS Sub-TLVs for TLVs Advertising Prefix 9.2.4. MP-TLV for IS-IS Sub-TLVs for TLVs Advertising Prefix
Reachability Reachability
IANA has added the MP column to the "IS-IS Sub-TLVs for TLVs
Advertising Prefix Reachability" registry and populated it as shown
in Table 4.
+========+=========================================+====+ +========+=========================================+====+
| Value | Name | MP | | Value | Name | MP |
+========+=========================================+====+ +========+=========================================+====+
| 0 | Unassigned | | | 0 | Unassigned | |
+--------+-----------------------------------------+----+ +--------+-----------------------------------------+----+
| 1 | 32-bit Administrative Tag Sub-TLV | Y | | 1 | 32-bit Administrative Tag Sub-TLV | Y |
+--------+-----------------------------------------+----+ +--------+-----------------------------------------+----+
| 2 | 64-bit Administrative Tag Sub-TLV | Y | | 2 | 64-bit Administrative Tag Sub-TLV | Y |
+--------+-----------------------------------------+----+ +--------+-----------------------------------------+----+
| 3 | Prefix Segment Identifier | N | | 3 | Prefix Segment Identifier | N |
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| 32 | BIER Info | Y | | 32 | BIER Info | Y |
+--------+-----------------------------------------+----+ +--------+-----------------------------------------+----+
| 33-255 | Unassigned | | | 33-255 | Unassigned | |
+--------+-----------------------------------------+----+ +--------+-----------------------------------------+----+
Table 4: IS-IS Sub-TLVs for TLVs Advertising Prefix Table 4: IS-IS Sub-TLVs for TLVs Advertising Prefix
Reachability Reachability
9.2.5. MP-TLV for IS-IS Sub-TLVs for MT-Capability TLV 9.2.5. MP-TLV for IS-IS Sub-TLVs for MT-Capability TLV
IANA has added the MP column to the "IS-IS Sub-TLVs for MT-Capability
TLV" registry and populated it as shown in Table 5.
+========+==============================+====+ +========+==============================+====+
| Value | Name | MP | | Value | Name | MP |
+========+==============================+====+ +========+==============================+====+
| 0 | Reserved | | | 0 | Reserved | |
+--------+------------------------------+----+ +--------+------------------------------+----+
| 1 | SPB-Inst | N | | 1 | SPB-Inst | N |
+--------+------------------------------+----+ +--------+------------------------------+----+
| 2 | SPB-I-OALG | Y | | 2 | SPB-I-OALG | Y |
+--------+------------------------------+----+ +--------+------------------------------+----+
| 3 | SPBM-SI | Y | | 3 | SPBM-SI | Y |
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+--------+------------------------------+----+ +--------+------------------------------+----+
| 26-254 | Unassigned | | | 26-254 | Unassigned | |
+--------+------------------------------+----+ +--------+------------------------------+----+
| 255 | Reserved | | | 255 | Reserved | |
+--------+------------------------------+----+ +--------+------------------------------+----+
Table 5: IS-IS Sub-TLVs for MT-Capability TLV Table 5: IS-IS Sub-TLVs for MT-Capability TLV
9.2.6. MP-TLV for IS-IS Sub-TLVs for IS-IS Router CAPABILITY TLV 9.2.6. MP-TLV for IS-IS Sub-TLVs for IS-IS Router CAPABILITY TLV
IANA has added the MP column to the "IS-IS Sub-TLVs for IS-IS Router
CAPABILITY TLV" registry and populated it as shown in Table 6.
+=========+====================================+====+ +=========+====================================+====+
| Value | Name | MP | | Value | Name | MP |
+=========+====================================+====+ +=========+====================================+====+
| 0 | Reserved | | | 0 | Reserved | |
+---------+------------------------------------+----+ +---------+------------------------------------+----+
| 1 | TE Node Capability Descriptor | N | | 1 | TE Node Capability Descriptor | N |
+---------+------------------------------------+----+ +---------+------------------------------------+----+
| 2 | Segment Routing Capability | N | | 2 | Segment Routing Capability | N |
+---------+------------------------------------+----+ +---------+------------------------------------+----+
| 3 | TE-MESH-GROUP TLV (IPv4) | Y | | 3 | TE-MESH-GROUP TLV (IPv4) | Y |
skipping to change at line 983 skipping to change at line 1003
| 161 | Flood Reflection Discovery | Y | | 161 | Flood Reflection Discovery | Y |
+---------+------------------------------------+----+ +---------+------------------------------------+----+
| 162-255 | Unassigned | | | 162-255 | Unassigned | |
+---------+------------------------------------+----+ +---------+------------------------------------+----+
Table 6: IS-IS Sub-TLVs for IS-IS Router Table 6: IS-IS Sub-TLVs for IS-IS Router
CAPABILITY TLV CAPABILITY TLV
9.2.7. IS-IS Sub-Sub-TLVs for SRv6 Capabilities Sub-TLV 9.2.7. IS-IS Sub-Sub-TLVs for SRv6 Capabilities Sub-TLV
IANA has added the MP column to the "IS-IS Sub-Sub-TLVs for SRv6
Capabilities Sub-TLV" registry and populated it as shown in Table 7.
+=======+============+====+ +=======+============+====+
| Value | Name | MP | | Value | Name | MP |
+=======+============+====+ +=======+============+====+
| 0 | Reserved | | | 0 | Reserved | |
+-------+------------+----+ +-------+------------+----+
| 1-255 | Unassigned | | | 1-255 | Unassigned | |
+-------+------------+----+ +-------+------------+----+
Table 7: IS-IS Sub-Sub- Table 7: IS-IS Sub-Sub-
TLVs for SRv6 TLVs for SRv6
Capabilities Sub-TLV Capabilities Sub-TLV
9.2.8. MP-TLV IS-IS Sub-Sub-TLVs for BIER Info Sub-TLV 9.2.8. MP-TLV IS-IS Sub-Sub-TLVs for BIER Info Sub-TLV
IANA has added the MP column to the "IS-IS Sub-Sub-TLVs for BIER Info
Sub-TLV" registry and populated it as shown in Table 8.
+=======+=========================+====+ +=======+=========================+====+
| Value | Name | MP | | Value | Name | MP |
+=======+=========================+====+ +=======+=========================+====+
| 0 | Unassigned | | | 0 | Unassigned | |
+-------+-------------------------+----+ +-------+-------------------------+----+
| 1 | BIER MPLS Encapsulation | N | | 1 | BIER MPLS Encapsulation | N |
+-------+-------------------------+----+ +-------+-------------------------+----+
| 2 | BIER PHP Request | N | | 2 | BIER PHP Request | N |
+-------+-------------------------+----+ +-------+-------------------------+----+
| 3-255 | Unassigned | | | 3-255 | Unassigned | |
+-------+-------------------------+----+ +-------+-------------------------+----+
Table 8: IS-IS Sub-Sub-TLVs for BIER Table 8: IS-IS Sub-Sub-TLVs for BIER
Info Sub-TLV Info Sub-TLV
9.2.9. MP-TLV for IS-IS Sub-TLVs for Segment Identifier/Label Binding 9.2.9. MP-TLV for IS-IS Sub-TLVs for Segment Identifier/Label Binding
TLVs TLVs
IANA has added the MP column to the "IS-IS Sub-TLVs for Segment
Identifier/Label Binding TLVs" registry and populated it as shown in
Table 9.
+=======+===========================+====+ +=======+===========================+====+
| Value | Name | MP | | Value | Name | MP |
+=======+===========================+====+ +=======+===========================+====+
| 0 | Reserved | | | 0 | Reserved | |
+-------+---------------------------+----+ +-------+---------------------------+----+
| 1 | SID/Label | N | | 1 | SID/Label | N |
+-------+---------------------------+----+ +-------+---------------------------+----+
| 2 | Unassigned | | | 2 | Unassigned | |
+-------+---------------------------+----+ +-------+---------------------------+----+
| 3 | Prefix Segment Identifier | N | | 3 | Prefix Segment Identifier | N |
+-------+---------------------------+----+ +-------+---------------------------+----+
| 4-255 | Unassigned | | | 4-255 | Unassigned | |
+-------+---------------------------+----+ +-------+---------------------------+----+
Table 9: IS-IS Sub-TLVs for Segment Table 9: IS-IS Sub-TLVs for Segment
Identifier/Label Binding TLVs Identifier/Label Binding TLVs
9.2.10. MP-TLV for IS-IS Sub-Sub-TLV Codepoints for Application- 9.2.10. MP-TLV for IS-IS Sub-Sub-TLV Codepoints for Application-
Specific Link Attributes Specific Link Attributes
IANA has added the MP column to the "IS-IS Sub-Sub-TLV Codepoints for
Application-Specific Link Attributes" registry and populated it as
shown in Table 10.
+========+====================================+====+ +========+====================================+====+
| Value | Name | MP | | Value | Name | MP |
+========+====================================+====+ +========+====================================+====+
| 0-2 | Unassigned | | | 0-2 | Unassigned | |
+--------+------------------------------------+----+ +--------+------------------------------------+----+
| 3 | Administrative group (color) | N | | 3 | Administrative group (color) | N |
+--------+------------------------------------+----+ +--------+------------------------------------+----+
| 4-8 | Unassigned | | | 4-8 | Unassigned | |
+--------+------------------------------------+----+ +--------+------------------------------------+----+
| 9 | Maximum link bandwidth | N | | 9 | Maximum link bandwidth | N |
skipping to change at line 1084 skipping to change at line 1118
| 39 | Unidirectional Utilized Bandwidth | N | | 39 | Unidirectional Utilized Bandwidth | N |
+--------+------------------------------------+----+ +--------+------------------------------------+----+
| 40-255 | Unassigned | | | 40-255 | Unassigned | |
+--------+------------------------------------+----+ +--------+------------------------------------+----+
Table 10: IS-IS Sub-Sub-TLV Codepoints for Table 10: IS-IS Sub-Sub-TLV Codepoints for
Application-Specific Link Attributes Application-Specific Link Attributes
9.2.11. MP-TLV for IS-IS Sub-TLVs for Application-Specific SRLG TLV 9.2.11. MP-TLV for IS-IS Sub-TLVs for Application-Specific SRLG TLV
IANA has added the MP column to the "IS-IS Sub-TLVs for Application-
Specific SRLG TLV" registry and populated it as shown in Table 11.
+========+===============================+====+ +========+===============================+====+
| Value | Name | MP | | Value | Name | MP |
+========+===============================+====+ +========+===============================+====+
| 0-3 | Unassigned | | | 0-3 | Unassigned | |
+--------+-------------------------------+----+ +--------+-------------------------------+----+
| 4 | Link Local/Remote Identifiers | N | | 4 | Link Local/Remote Identifiers | N |
+--------+-------------------------------+----+ +--------+-------------------------------+----+
| 5 | Unassigned | | | 5 | Unassigned | |
+--------+-------------------------------+----+ +--------+-------------------------------+----+
| 6 | IPv4 interface address | N | | 6 | IPv4 interface address | N |
skipping to change at line 1113 skipping to change at line 1150
| 13 | IPv6 Neighbor Address | N | | 13 | IPv6 Neighbor Address | N |
+--------+-------------------------------+----+ +--------+-------------------------------+----+
| 14-255 | Unassigned | | | 14-255 | Unassigned | |
+--------+-------------------------------+----+ +--------+-------------------------------+----+
Table 11: IS-IS Sub-TLVs for Application- Table 11: IS-IS Sub-TLVs for Application-
Specific SRLG TLV Specific SRLG TLV
9.2.12. MP-TLV for IS-IS Sub-Sub-TLVs for SRv6 SID Sub-TLVs 9.2.12. MP-TLV for IS-IS Sub-Sub-TLVs for SRv6 SID Sub-TLVs
IANA has added the MP column to the "IS-IS Sub-Sub-TLVs for SRv6 SID
Sub-TLVs" registry and populated it as shown in Table 12.
+=======+====================+====+ +=======+====================+====+
| Value | Name | MP | | Value | Name | MP |
+=======+====================+====+ +=======+====================+====+
| 0 | Reserved | | | 0 | Reserved | |
+-------+--------------------+----+ +-------+--------------------+----+
| 1 | SRv6 SID Structure | N | | 1 | SRv6 SID Structure | N |
+-------+--------------------+----+ +-------+--------------------+----+
| 2-255 | Unassigned | | | 2-255 | Unassigned | |
+-------+--------------------+----+ +-------+--------------------+----+
Table 12: IS-IS Sub-Sub-TLVs Table 12: IS-IS Sub-Sub-TLVs
for SRv6 SID Sub-TLVs for SRv6 SID Sub-TLVs
9.2.13. MP-TLV for IS-IS Sub-Sub-TLVs for Flexible Algorithm Definition 9.2.13. MP-TLV for IS-IS Sub-Sub-TLVs for Flexible Algorithm Definition
Sub-TLV Sub-TLV
IANA has added the MP column to the "IS-IS Sub-Sub-TLVs for Flexible
Algorithm Definition Sub-TLV" registry and populated it as shown in
Table 13.
+========+============================================+====+ +========+============================================+====+
| Value | Name | MP | | Value | Name | MP |
+========+============================================+====+ +========+============================================+====+
| 0 | Reserved | | | 0 | Reserved | |
+--------+--------------------------------------------+----+ +--------+--------------------------------------------+----+
| 1 | Flexible Algorithm Exclude Admin Group | N | | 1 | Flexible Algorithm Exclude Admin Group | N |
+--------+--------------------------------------------+----+ +--------+--------------------------------------------+----+
| 2 | Flexible Algorithm Include-Any Admin Group | N | | 2 | Flexible Algorithm Include-Any Admin Group | N |
+--------+--------------------------------------------+----+ +--------+--------------------------------------------+----+
| 3 | Flexible Algorithm Include-All Admin Group | N | | 3 | Flexible Algorithm Include-All Admin Group | N |
skipping to change at line 1161 skipping to change at line 1205
+--------+--------------------------------------------+----+ +--------+--------------------------------------------+----+
| 10-255 | Unassigned | | | 10-255 | Unassigned | |
+--------+--------------------------------------------+----+ +--------+--------------------------------------------+----+
Table 13: IS-IS Sub-Sub-TLVs for Flexible Algorithm Table 13: IS-IS Sub-Sub-TLVs for Flexible Algorithm
Definition Sub-TLV Definition Sub-TLV
9.2.14. MP-TLV for IS-IS Sub-Sub-TLVs for Flood Reflection Discovery 9.2.14. MP-TLV for IS-IS Sub-Sub-TLVs for Flood Reflection Discovery
Sub-TLV Sub-TLV
IANA has added the MP column to the "IS-IS Sub-Sub-TLVs for Flood
Reflection Discovery Sub-TLV" registry and populated it as shown in
Table 14.
+=========+================================+====+ +=========+================================+====+
| Value | Name | MP | | Value | Name | MP |
+=========+================================+====+ +=========+================================+====+
| 0-160 | Unassigned | | | 0-160 | Unassigned | |
+---------+--------------------------------+----+ +---------+--------------------------------+----+
| 161 | Flood Reflection Discovery | N | | 161 | Flood Reflection Discovery | N |
| | Tunnel Encapsulation Attribute | | | | Tunnel Encapsulation Attribute | |
+---------+--------------------------------+----+ +---------+--------------------------------+----+
| 162-255 | Unassigned | | | 162-255 | Unassigned | |
+---------+--------------------------------+----+ +---------+--------------------------------+----+
skipping to change at line 1266 skipping to change at line 1314
<https://www.rfc-editor.org/info/rfc8918>. <https://www.rfc-editor.org/info/rfc8918>.
[RFC9479] Ginsberg, L., Psenak, P., Previdi, S., Henderickx, W., and [RFC9479] Ginsberg, L., Psenak, P., Previdi, S., Henderickx, W., and
J. Drake, "IS-IS Application-Specific Link Attributes", J. Drake, "IS-IS Application-Specific Link Attributes",
RFC 9479, DOI 10.17487/RFC9479, October 2023, RFC 9479, DOI 10.17487/RFC9479, October 2023,
<https://www.rfc-editor.org/info/rfc9479>. <https://www.rfc-editor.org/info/rfc9479>.
11.2. Informative References 11.2. Informative References
[PICS-YANG] [PICS-YANG]
Qu, Y., Ginsberg, L., Przygienda, T., Decraene, B., and Y. Qu, Y., Ginsberg, L., Przygienda, A., Decraene, B., and Y.
Zhu, "YANG Model for IS-IS Protocol Implementation Zhu, "YANG Model for IS-IS Protocol Implementation
Conformance Statement (PICS)", Work in Progress, Internet- Conformance Statement (PICS)", Work in Progress, Internet-
Draft, draft-ietf-lsr-isis-pics-yang-01, 5 May 2025, Draft, draft-ietf-lsr-isis-pics-yang-02, 20 October 2025,
<https://datatracker.ietf.org/doc/html/draft-ietf-lsr- <https://datatracker.ietf.org/doc/html/draft-ietf-lsr-
isis-pics-yang-01>. isis-pics-yang-02>.
Contributors Contributors
The following individual made a substantial contribution to the The following individual made a substantial contribution to the
content of this document and should be considered a coauthor: content of this document and should be considered a coauthor:
Chris Bowers Chris Bowers
Email: cbowers107@gmail.com Email: cbowers107@gmail.com
Authors' Addresses Authors' Addresses
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