
Signaling User Adaptation Layer Assignments 
per [RFC4233][RFC3331][RFC4666][RFC3788][RFC3807][RFC4165][RFC3868][RFC4129] 

(last updated 2007-12-21)

Registries included below:
- Message Classes
- Message Types
- Message Parameters

---------------
MESSAGE CLASSES
---------------

Value  Description                                        Reference
-----  -------------------------------------------------  ---------
    0  Management (MGMT) Message                          [RFC4233][RFC3331][RFC4666][RFC3868][RFC4129][RFC3807]
    1  Transfer Messages                                  [RFC4666]
    2  SS7 Signalling Network Management (SSNM) Messages  [RFC4666][RFC3868]                                            
    3  ASP State Maintenance (ASPSM) Messages             [RFC4233][RFC3331][RFC4666][RFC3868][RFC4129][RFC3807]
    4  ASP Traffic Maintenance (ASPTM) Messages           [RFC4233][RFC3331][RFC4666][RFC3868][RFC4129][RFC3807]
    5  Q.921/Q.931 Boundary Primitives Transport (QPTM)   [RFC4233]
       Messages                     
    6  MTP2 User Adaptation (MAUP) Messages               [RFC3331]
    7  Connectionless Messages                            [RFC3868]
    8  Connection-Oriented Messages                       [RFC3868]
    9  Routing Key Management (RKM) Messages              [RFC4666]
   10  Interface Identifier Management (IIM) Messages     [RFC3331]
   11  M2PA Messages                                      [RFC4165]
   12  Security Messages                                  [RFC3788]
   13  DPNSS/DASS2 Boundary Primitives Transport Messages [RFC4129]
   14  V5 Boundary Primitives Transport Messages (V5PTM)  [RFC3807]

-------------
MESSAGE TYPES
-------------

Management (MGMT) Message (0)             
Value   Description                              Reference
-----   ---------------------------------------  ---------
    0   Error (ERR)                              [RFC4233][RFC3331][RFC4666][RFC3868][RFC4129][RFC3807]
    1   Notify (NTFY)                            [RFC4233][RFC3331][RFC4666][RFC3868][RFC4129][RFC3807]
    2   TEI Status Request                       [RFC4233][RFC3807]
    3   TEI Status Confirm                       [RFC4233][RFC3807]
    4   TEI Status Indication                    [RFC4233][RFC3807]
    5   DLC Status Request                       [RFC4129]
    6   DLC Status Confirm                       [RFC4129]
    7   DLC Status Indication                    [RFC4129]
    8   TEI Query Request                        [RFC5133]


Transfer Messages (1) 
Value   Description                             Reference
-----   --------------------------------------- ---------
    0   Reserved                                [RFC4666]
    1   Payload Data (DATA)                     [RFC4666]


SS7 Signalling Network Management (SSNM) Messages (2) 
Value   Description                             Reference
-----   --------------------------------------- ---------
    0   Reserved                                [RFC4666][RFC3868]
    1   Destination Unavailable (DUNA)          [RFC4666][RFC3868]
    2   Destination Available (DAVA)            [RFC4666][RFC3868]
    3   Destination State Audit (DAUD)          [RFC4666][RFC3868]
    4   Signalling Congestion (SCON)            [RFC4666][RFC3868]
    5   Destination User Part Unavailable (DPU) [RFC4666][RFC3868]
    6   Destination Restricted (DRST)           [RFC4666][RFC3868]


ASP State Maintenance (ASPSM) Messages (3) 
Value   Description                             Reference
-----   --------------------------------------- ---------
    0   Reserved                                [RFC4233][RFC3331][RFC4666][RFC3868][RFC4129][RFC3807]
    1   ASP Up (UP)                             [RFC4233][RFC3331][RFC4666][RFC3868][RFC4129][RFC3807]
    2   ASP Down (DOWN)                         [RFC4233][RFC3331][RFC4666][RFC3868][RFC4129][RFC3807]
    3   Heartbeat (BEAT)                        [RFC4233][RFC3331][RFC4666][RFC3868][RFC4129][RFC3807]
    4   ASP Up Ack (UP ACK)                     [RFC4233][RFC3331][RFC4666][RFC3868][RFC4129][RFC3807]
    5   ASP Down Ack (DOWN ACK)                 [RFC4233][RFC3331][RFC4666][RFC3868][RFC4129][RFC3807]
    6   Heartbeat Ack (BEAT ACK)                [RFC4233][RFC3331][RFC4666][RFC3868][RFC4129][RFC3807]


ASP Traffic Maintenance (ASPTM) Messages (4) 
Value   Description                             Reference
-----   --------------------------------------- ---------
    0   Reserved                                [RFC4233][RFC3331][RFC4666][RFC3868][RFC4129][RFC3807]
    1   ASP Active (ACTIVE)                     [RFC4233][RFC3331][RFC4666][RFC3868][RFC4129][RFC3807]
    2   ASP Inactive (INACTIVE)                 [RFC4233][RFC3331][RFC4666][RFC3868][RFC4129][RFC3807]
    3   ASP Active Ack (ACTIVE ACK)             [RFC4233][RFC3331][RFC4666][RFC3868][RFC4129][RFC3807]
    4   ASP Inactive Ack (INACTIVE ACK)         [RFC4233][RFC3331][RFC4666][RFC3868][RFC4129][RFC3807]


Q.921/Q.931 Boundary Primitives Transport (QPTM) Messages (5) 
Value   Description                             Reference
-----   --------------------------------------- ---------
    0   Reserved                                [RFC4233]
    1   Data Request Message                    [RFC4233]
    2   Data Indication Message                 [RFC4233]
    3   Unit Data Request Message               [RFC4233]
    4   Unit Data Indication Message            [RFC4233]
    5   Establish Request                       [RFC4233]
    6   Establish Confirm                       [RFC4233]
    7   Establish Indication                    [RFC4233]
    8   Release Request                         [RFC4233]
    9   Release Confirm                         [RFC4233]
   10   Release Indication                      [RFC4233]


MTP2 User Adaptation (MAUP) Messages (6) 
Value   Description                             Reference
-----   --------------------------------------- ---------
    0   Reserved                                [RFC3331]
    1   Data                                    [RFC3331]
    2   Establish Request                       [RFC3331]
    3   Establish Confirm                       [RFC3331]
    4   Release Request                         [RFC3331]
    5   Release Confirm                         [RFC3331]
    6   Release Indication                      [RFC3331]
    7   State Request                           [RFC3331]
    8   State Confirm                           [RFC3331]
    9   State Indication                        [RFC3331]
   10   Data Retrieval Request                  [RFC3331]
   11   Data Retrieval Confirm                  [RFC3331]
   12   Data Retrieval Indication               [RFC3331]
   13   Data Retrieval Complete Indication      [RFC3331]
   14   Congestion Indication                   [RFC3331]
   15   Data Acknowledge                        [RFC3331]


Connectionless Messages (7)
Value   Description                             Reference
-----   --------------------------------------- ---------
    0   Reserved                                [RFC3868]
    1   Connectionless Data Transfer (CLDT)     [RFC3868]
    2   Connectionless Data Response (CLDR)     [RFC3868]


Connection-Oriented Messages (8)
Value   Description                             Reference
-----   --------------------------------------- ---------
    0   Reserved                                [RFC3868]
    1   Connection Request (CORE)               [RFC3868]
    2   Connection Acknowledge (COAK)           [RFC3868]
    3   Connection Refused (COREF)              [RFC3868]
    4   Release Request (RELRE)                 [RFC3868]
    5   Release Complete (RELCO)                [RFC3868]
    6   Reset Confirm (RESCO)                   [RFC3868]
    7   Reset Request (RESRE)                   [RFC3868]
    8   Connection Oriented Data Transfer       [RFC3868]
        (CODT)                                  
    9   Connection Oriented Data Acknowledge    [RFC3868]
        (CODA)                                  
   10   Connection Oriented Error (COERR)       [RFC3868]
   11   Inactivity Test (COIT)                  [RFC3868]


Routing Key Management (RKM) Messages (9)
Value   Description                             Reference
-----   --------------------------------------- ---------
    0   Reserved                                [RFC4666][RFC3868]
    1   Registration Request (REG REQ)          [RFC4666][RFC3868]
    2   Registration Response (REG RSP)         [RFC4666][RFC3868]
    3   Deregistration Request (DEREG REQ)      [RFC4666][RFC3868]
    4   Deregistration Response (DEREG RSP)     [RFC4666][RFC3868]


Interface Identifier Management (IIM) Messages (10)
Value   Description                             Reference
-----   --------------------------------------- ---------
    0   Reserved                                [RFC3331]
    1   Registration Request (REG REQ)          [RFC3331]
    2   Registration Response (REG RSP)         [RFC3331]
    3   Deregistration Request (DEREG REQ)      [RFC3331]
    4   Deregistration Response (DEREG RSP)     [RFC3331]
    

M2PA Messages (11)
Value   Description                             Reference
-----   --------------------------------------- ---------
    1   User Data                               [RFC4165]
    2   Link Status                             [RFC4165]


Security Messages (12)   
Value   Description                             Reference
-----   --------------------------------------- ---------
    1   STARTTLS message                        [RFC3788]
    2   STARTTLS_ACK message                    [RFC3788]

DPNSS/DASS2 Boundary Primitives Transport Messages (13)
Value   Description                             Reference
-----   --------------------------------------- ---------
    0   Reserved                                [RFC4129]
    1   Data Request Message                    [RFC4129]
    2   Data Indication Message                 [RFC4129]
    3   Unit Data Request Message               [RFC4129]
    4   Unit Data Indication Message            [RFC4129]
    5   Establish Request                       [RFC4129]
    6   Establish Confirm                       [RFC4129]
    7   Establish Indication                    [RFC4129]
    8   Release Request                         [RFC4129]
    9   Release Confirm                         [RFC4129]
   10   Release Indication                      [RFC4129]

V5 Boundary Primitives Transport (V5PTM) Messages (14)
Value   Description                             Reference
-----   --------------------------------------- ---------
    1   Data Request Message                    [RFC3807]
    2   Data Indication Message                 [RFC3807]
    3   Unit Data Request Message               [RFC3807]
    4   Unit Data Indication Message            [RFC3807]
    5   Establish Request                       [RFC3807]
    6   Establish Confirm                       [RFC3807]
    7   Establish Indication                    [RFC3807]
    8   Release Request                         [RFC3807]
    9   Release Confirm                         [RFC3807]
   10   Release Indication                      [RFC3807]
   11   Link Status Start Reporting             [RFC3807]
   12   Link Status Stop Reporting              [RFC3807]
   13   Link Status Indication                  [RFC3807]
   14   Sa-Bit Set Request                      [RFC3807]
   15   Sa-Bit Set Confirm                      [RFC3807]
   16   Sa-Bit Status Request                   [RFC3807]
   17   Sa-Bit Status Indication                [RFC3807]
   18   Error Indication                        [RFC3807]
   
   
-------------------
MESSAGE PARAMETERS
-------------------

Value   Description                             Reference
-----   --------------------------------------- ---------
    0   Reserved                                [RFC3331]
    1   Interface Identifier (Integer)          [RFC4233][RFC3331][RFC4129][RFC3807]
    3   Interface Identifier (Text)             [RFC4233][RFC3331][RFC4129][RFC3807]
    4   Info String                             [RFC4233][RFC3331][RFC4666][RFC3868][RFC4129][RFC3807]
    5   DLCI                                    [RFC4233][RFC4129]
    6   Routing Context                         [RFC4666][RFC3868]
    7   Diagnostic Information                  [RFC4233][RFC3331][RFC4666][RFC3868][RFC4129][RFC3807]
    8   Interface Identifier (Integer Range)    [RFC4233][RFC3331][RFC4129][RFC3807]
    9   Heartbeat Data                          [RFC4233][RFC3331][RFC4666][RFC3868][RFC4129][RFC3807]
   10   Reason                                  [RFC4233][RFC4129][RFC3807]
   11   Traffic Mode Type                       [RFC4233][RFC3331][RFC4666][RFC3868][RFC4129][RFC3807]
   12   Error Code                              [RFC4233][RFC3331][RFC4666][RFC3868][RFC4129][RFC3807]
   13   Status Type/Information                 [RFC4233][RFC3331][RFC4666][RFC3868][RFC4129][RFC3807]
   14   Protocol Data                           [RFC4233][RFC4129][RFC3807]
   15   Reason                                  [RFC4233][RFC4129][RFC3807]
   16   Status                                  [RFC4233][RFC4129][RFC3807]
   17   ASP Identifier                          [RFC3331][RFC4666][RFC3868]
   18   Affected Point Code                     [RFC4666][RFC3868]
   19   Correlation Id                          [RFC3331][RFC4666][RFC3868]
   20   Registration Result                     [RFC3868]
   21   Deregistration Result                   [RFC3868]
   22   Registration Status                     [RFC3868]
   23   Deregistration Status                   [RFC3868]
   24   Local Routing Key Identifier            [RFC3868]
  129   DLCI/EFA                                [RFC3807]
  130   Link Status                             [RFC3807]
  131   Bit ID/Bit Value                        [RFC3807]
  132   Error Reason                            [RFC3807]
  257   SS7 Hop Counter                         [RFC3868]
  258   Source Address                          [RFC3868]
  259   Destination Address                     [RFC3868]
  260   Source Reference Number                 [RFC3868]
  261   Destination Reference Number            [RFC3868]
  262   SCCP Cause                              [RFC3868]
  263   Sequence Number                         [RFC3868]
  264   Receive Sequence Number                 [RFC3868]
  265   ASP Capabilities                        [RFC3868]
  266   Credit                                  [RFC3868]
  267   Data                                    [RFC3868]
  268   Cause / User                            [RFC3868]
  269   Network Appearance                      [RFC3868]
  270   Routing Key                             [RFC3868]
  271   DRN Label                               [RFC3868]
  272   TID Label                               [RFC3868]
  273   Address Range                           [RFC3868]
  274   SMI                                     [RFC3868]
  275   Importance                              [RFC3868]
  276   Message Priority                        [RFC3868]
  277   Protocol Class                          [RFC3868]
  278   Sequence Control                        [RFC3868]
  279   Segmentation                            [RFC3868]
  280   Congestion Level                        [RFC3868]
  512   Network Appearance                      [RFC4666]
  513   Reserved                                [RFC4666]
  514   Reserved                                [RFC4666]
  515   Reserved                                [RFC4666]
  516   User/Cause                              [RFC4666]
  517   Congestion Indications                  [RFC4666]
  518   Concerned Destination                   [RFC4666]
  519   Routing Key                             [RFC4666]
  520   Registration Result                     [RFC4666]
  521   Deregistration Result                   [RFC4666]
  522   Local_Routing Key Identifier            [RFC4666]
  523   Destination Point Code                  [RFC4666]
  524   Service Indicators                      [RFC4666]
  525   Reserved                                [RFC4666]
  526   Originating Point Code List             [RFC4666]
  527   Circuit Range                           [RFC4666]
  528   Protocol Data                           [RFC4666]
  529   Reserved                                [RFC4666]
  530   Registration Status                     [RFC4666]
  531   Deregistration Status                   [RFC4666]
  768   Protocol Data 1                         [RFC3331]
  769   Protocol Data 2 (TTC)                   [RFC3331]
  770   State Request                           [RFC3331]
  771   State Event                             [RFC3331]
  772   Congestion Status                       [RFC3331]
  773   Discard Status                          [RFC3331]
  774   Action                                  [RFC3331]
  775   Sequence Number                         [RFC3331]
  776   Retrieval Result                        [RFC3331]
  777   Link Key                                [RFC3331]
  778   Local-LK-Identifier                     [RFC3331]
  779   Signalling Data Terminal (SDT) Identifier
                                                [RFC3331]
  780   Signalling Data Link (SDL) Identifier   [RFC3331]
  781   Registration Result                     [RFC3331]
  782   Registration Status                     [RFC3331]
  783   De-Registration Result                  [RFC3331]
  784   De-Registration Status                  [RFC3331]
32769   Global Title                            [RFC3868]
32770   Point Code                              [RFC3868]
32771   Subsystem Number                        [RFC3868]
32772   IPv4 Address                            [RFC3868]
32773   Hostname                                [RFC3868]
32774   IPv6 Addresses                          [RFC3868]


REFERENCES
----------
[RFC3331]  K. Morneault, R. Dantu, G. Sidebottom, T. George, 
           B. Bidulock, and J. Heitz, "Signaling System 7 (SS7) 
           Message Transfer Part (MTP) 2 - User Adaptation Layer",
           RFC 3331, September 2002.

[RFC3788]  J. Loughney, M. Tuexen, Ed., and J. Pastor-Balbas, "Security 
           Considerations for SIGTRAN Protocols", RFC 3788, June 2004.

[RFC3807]  E. Weilandt, N. Khanchandani, S. Rao, "V5.2-User Adaptation 
           Layer (V5UA)", RFC 3807, June 2004.

[RFC3868]  J. Loughney, G. Sidebottom, L. Coene, G. Verwimp, J. Keller,
           and B. Bidulock, "Signalling Connection Control Part User
           Adaptation Layer (SUA)", RFC 3868, October 2004.

[RFC4129]  R. Mukundan, K. Morneault, N. Mangalpally, "Digital Private Network 
           Signaling System (DPNSS)/ Digital Access Signaling System 2 (DASS 2) 
           Extensions to the IUA Protocol", RFC 4129, August 2005.

[RFC4165]  T. George, B. Bidulock, R. Dantu, H. J. Schwarzbauer, K. Morneault, 
           "SS7 MTP2-User Peer-to-Peer Adaptation Layer", RFC 4165, September 2005.

[RFC4233]  K. Morneault, S. Rengasami, M. Kalla and G. Sidebottom, "Integrated 
           Services Digital Network (ISDN) Q.921-User Adaptation Layer", RFC 4233,
           January 2006.

[RFC4666]  K. Morneault and J. Pastor-Balbas, "Signaling System 7 (SS7) Message 
           Transfer Part 3 (MTP3) - User Adaptation Layer (M3UA)", RFC 4666, 
           September 2006.

[RFC5133]  M. Tuexen, K. Morneault, "TEI Query Request Number Change", 
           RFC 5133, December 2007.
           

(created 2002-08-12)

[]