Internet Assigned Numbers Authority

                                                                  In Situ OAM (IOAM)

   Created
   2021-12-20

   Last Updated
   2023-12-26

   Available Formats
   [IMG]
   XML [IMG]
   HTML [IMG]
   Plain text

   Registries included below

     • IOAM Option-Type
     • IOAM Trace-Type
     • IOAM Trace-Flags
     • IOAM POT-Type
     • IOAM POT-Flags
     • IOAM E2E-Type
     • IOAM Namespace-ID
     • IOAM DEX Flags
     • IOAM DEX Extension-Flags

IOAM Option-Type

   Registration Procedure(s)

 IETF Review

   Reference
   [RFC9197]

   Available Formats
   [IMG]
   CSV

   Code Point                                    Name                                       Description                   Reference
   0          IOAM Pre-allocated Trace Option-Type                                       See Section 4.4.1 [RFC9197, Section 4.4.1]
   1          IOAM Incremental Trace Option-Type                                         See Section 4.4.1 [RFC9197, Section 4.4.1]
   2          IOAM POT Option-Type                                                       See Section 4.5   [RFC9197, Section 4.5]
   3          IOAM E2E Option-Type                                                       See Section 4.6   [RFC9197, Section 4.6]
   4          IOAM Direct Export (DEX) Option-Type                                       Direct exporting  [RFC9326]
   5-63       Unassigned
              IOAM Pre-allocated Trace Integrity Protected Option-Type (TEMPORARY -
   64         registered 2022-11-24, extension registered 2023-11-21, expires            See Section 4     [draft-ietf-ippm-ioam-data-integrity-07]
              2024-11-24)
              IOAM Incremental Trace Integrity Protected Option-Type (TEMPORARY -
   65         registered 2022-11-24, extension registered 2023-11-21, expires            See Section 4     [draft-ietf-ippm-ioam-data-integrity-07]
              2024-11-24)
   66         IOAM POT Integrity Protected Option-Type (TEMPORARY - registered           See Section 4     [draft-ietf-ippm-ioam-data-integrity-07]
              2022-11-24, extension registered 2023-11-21, expires 2024-11-24)
   67         IOAM E2E Integrity Protected Option-Type (TEMPORARY - registered           See Section 4     [draft-ietf-ippm-ioam-data-integrity-07]
              2022-11-24, extension registered 2023-11-21, expires 2024-11-24)
   68         IOAM DEX Integrity Protected Option-Type (TEMPORARY - registered           See Section 4     [draft-ietf-ippm-ioam-data-integrity-07]
              2023-12-26, expires 2024-12-26)
   69-127     Unassigned

IOAM Trace-Type

   Registration Procedure(s)

 IETF Review

   Reference
   [RFC9197]

   Available Formats
   [IMG]
   CSV

    Bit                   Description                   Reference
   0     hop_Lim and node_id in short format            [RFC9197]
   1     ingress_if_id and egress_if_id in short format [RFC9197]
   2     timestamp seconds                              [RFC9197]
   3     timestamp fraction                             [RFC9197]
   4     transit delay                                  [RFC9197]
   5     namespace-specific data in short format        [RFC9197]
   6     queue depth                                    [RFC9197]
   7     checksum complement                            [RFC9197]
   8     hop_Lim and node_id in wide format             [RFC9197]
   9     ingress_if_id and egress_if_id in wide format  [RFC9197]
   10    namespace-specific data in wide format         [RFC9197]
   11    buffer occupancy                               [RFC9197]
   12-21 Unassigned
   22    variable-length Opaque State Snapshot          [RFC9197]
   23    Reserved                                       [RFC9197]

IOAM Trace-Flags

   Registration Procedure(s)

 IETF Review

   Reference
   [RFC9197][RFC Errata 6992]

   Available Formats
   [IMG]
   CSV

   Bit    Description     Reference
   0   "Overflow" (O-bit) [RFC9197]
   1   "Loopback" (L-bit) [RFC9322]
   2   "Active" (A-bit)   [RFC9322]
   3   Unassigned

IOAM POT-Type

   Registration Procedure(s)

 IETF Review

   Reference
   [RFC9197]

   Available Formats
   [IMG]
   CSV

   Code Point       Name          Description         Reference
   0          16-Octet POT data See Section 4.5 [RFC9197, Section 4.5]
   1-255      Unassigned

IOAM POT-Flags

   Registration Procedure(s)

 IETF Review

   Reference
   [RFC9197]

   Available Formats
   [IMG]
   CSV

   Bit Description Reference
   0-7 Unassigned

IOAM E2E-Type

   Registration Procedure(s)

 IETF Review

   Reference
   [RFC9197]

   Available Formats
   [IMG]
   CSV

   Bit       Description       Reference
   0    64-bit sequence number [RFC9197]
   1    32-bit sequence number [RFC9197]
   2    timestamp seconds      [RFC9197]
   3    timestamp fraction     [RFC9197]
   4-15 Unassigned

IOAM Namespace-ID

   Expert(s)

 Unassigned

   Reference
   [RFC9197]

   Available Formats
   [IMG]
   CSV

       Range     Registration Procedures
   0x0000        Expert Review
   0x0001-0x7FFF Private Use
   0x8000-0xFFFF Expert Review

    Code Point                      Name                       Description    Status         Reference
   0x0000        default namespace (known to all IOAM nodes) See Section 4.3 permanent [RFC9197, Section 4.3]
   0x0001-0x7FFF Reserved for Private Use                    See Section 4.3           [RFC9197, Section 4.3]
   0x8000-0xFFFF Unassigned

IOAM DEX Flags

   Registration Procedure(s)

 IETF Review

   Reference
   [RFC9326]

   Available Formats
   [IMG]
   CSV

   Bit Description Reference
   0-7 Unassigned

IOAM DEX Extension-Flags

   Registration Procedure(s)

 IETF Review

   Reference
   [RFC9326]

   Available Formats
   [IMG]
   CSV

   Bit   Description   Reference
   0   Flow ID         [RFC9326]
   1   Sequence Number [RFC9326]
   2-7 Unassigned

   Licensing Terms