Internet Assigned Numbers Authority

                                                   Licklider Transmission Protocol (LTP) Parameters

   Created
           2008-07-17

   Last Updated
           2022-10-25

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

   Registries included below

     * LTP Extension Tags
     * LTP Ciphersuites
     * LTP Cancel Segment Reason Codes
     * LTP Engine Numbers
     * LTP Client Service Identifiers

LTP Extension Tags

   Registration Procedure(s)

 Specification Required

   Expert(s)

 Unassigned

   Reference
           [RFC5326]

   Available Formats
           [IMG]
           CSV

   Extension Tag           Meaning            Reference
       0x00      LTP authentication extension [RFC5327]
       0x01      LTP cookie extension         [RFC5327]
     0x02-0xAF   Unassigned
     0xB0-0xBF   Reserved                     [RFC5326]
     0xC0-0xFF   Private/Experimental Use     [RFC5326]

LTP Ciphersuites

   Registration Procedure(s)

 Specification Required

   Expert(s)

 Unassigned

   Reference
           [RFC5327]

   Available Formats
           [IMG]
           CSV

    Value        Ciphersuite        Reference
      0    HMAC-SHA1-80             [RFC5327]
      1    RSA-SHA256               [RFC5327]
    2-127  Unassigned
   128-191 Reserved                 [RFC5327]
   192-254 Private/Experimental Use [RFC5327]
     255   NULL                     [RFC5327]

LTP Cancel Segment Reason Codes

   Registration Procedure(s)

 Specification Required

   Expert(s)

 Unassigned

   Reference
           [RFC7116]

   Available Formats
           [IMG]
           CSV

   Value           Description           Reference
     0   Client service canceled session [RFC5326]
     1   Unreachable client service      [RFC5326]
     2   Retransmission limit exceeded   [RFC5326]
     3   Miscolored data received        [RFC5326]
     4   System error caused termination [RFC5326]
     5   Retransmission limit exceeded   [RFC5326]
   6-255 Unassigned

LTP Engine Numbers

   Expert(s)

 Unassigned

   Reference
           [RFC7116]

   Available Formats
           [IMG]
           CSV

            Range                                               Registration Procedures
   1-16383                 Expert Review
   268435456-4398046511103 First Come First Served for requests of up to 16384 values. Larger requests require Expert Review.

            Value                                                       Description                                                  Reference
              0            Reserved                                                                                              [RFC7116]
           1-16383         Unassigned
        16384-2097151      Allocated to the Space Assigned Numbers Authority ([SANA]) for use by Consultative Committee for      [RFC7116]
                           Space Data Systems (CCSDS) missions.
      2097152-268435455    Reserved for Private or Experimental Use                                                              [RFC7116]
     268435456-268451839   Allocated to Spacely Packets, LLC to provide IPN/IP Gateway services to private sector stakeholders.  [Scott_Johnson]
     268451840-268468223   Allocated to SPATIAM CORPORATION to provide DTN services for organizations.                           [Alberto_Montilla]
   268468224-4398046511103 Unassigned
       >=4398046511104     Reserved                                                                                              [RFC7116]

LTP Client Service Identifiers

   Registration Procedure(s)

 Specification Required

   Expert(s)

 Unassigned

   Reference
           [RFC7116]

   Available Formats
           [IMG]
           CSV

      Value                                                           Description                                                         Reference
        0      Reserved                                                                                                                   [RFC5326]
        1      Bundle Protocol                                                                                                            [RFC7116]
        2      LTP Service Data Aggregation                                                                                               [RFC7116]
        3      CCSDS File Delivery Service                                                                                                [RFC7116]
     4-16383   Allocated to the Space Assigned Numbers Authority ([SANA]) for use by Consultative Committee for Space Data Systems        [RFC7116]
               (CCSDS) missions.
   16384-32767 Reserved for Private or Experimental Use                                                                                   [RFC7116]
     >=32768   Unassigned

                                                                 Contact Information

           ID               Name                Contact URI          Last Updated
   [Alberto_Montilla] Alberto Montilla mailto:a.montilla&spatiam.com 2022-10-25
   [Scott_Johnson]    Scott Johnson    mailto:scott&solarnetone.org  2022-10-14

   Licensing Terms