RPC: Remote Procedure Call Protocol Specification Version 2
RFC 5531
Document | Type |
RFC - Draft Standard
(May 2009; Errata)
Obsoletes RFC 1831
|
|
---|---|---|---|
Author | Robert Thurlow | ||
Last updated | 2020-01-21 | ||
Stream | IETF | ||
Formats | plain text html pdf htmlized with errata bibtex | ||
Reviews | |||
Stream | WG state | (None) | |
Document shepherd | No shepherd assigned | ||
IESG | IESG state | RFC 5531 (Draft Standard) | |
Action Holders |
(None)
|
||
Consensus Boilerplate | Unknown | ||
Telechat date | |||
Responsible AD | Lars Eggert | ||
Send notices to | (None) |
Network Working Group R. Thurlow Request for Comments: 5531 Sun Microsystems Obsoletes: 1831 May 2009 Category: Standards Track RPC: Remote Procedure Call Protocol Specification Version 2 Status of This Memo This document specifies an Internet standards track protocol for the Internet community, and requests discussion and suggestions for improvements. Please refer to the current edition of the "Internet Official Protocol Standards" (STD 1) for the standardization state and status of this protocol. Distribution of this memo is unlimited. Copyright Notice Copyright (c) 2009 IETF Trust and the persons identified as the document authors. All rights reserved. This document is subject to BCP 78 and the IETF Trust's Legal Provisions Relating to IETF Documents in effect on the date of publication of this document (http://trustee.ietf.org/license-info). Please review these documents carefully, as they describe your rights and restrictions with respect to this document. Abstract This document describes the Open Network Computing (ONC) Remote Procedure Call (RPC) version 2 protocol as it is currently deployed and accepted. This document obsoletes RFC 1831. Thurlow Standards Track [Page 1] RFC 5531 Remote Procedure Call Protocol Version 2 May 2009 Table of Contents 1. Introduction ....................................................3 1.1. Requirements Language ......................................3 2. Changes since RFC 1831 ..........................................3 3. Terminology .....................................................3 4. The RPC Model ...................................................4 5. Transports and Semantics ........................................5 6. Binding and Rendezvous Independence .............................7 7. Authentication ..................................................7 8. RPC Protocol Requirements .......................................7 8.1. RPC Programs and Procedures ................................8 8.2. Authentication, Integrity, and Privacy .....................9 8.3. Program Number Assignment .................................10 8.4. Other Uses of the RPC Protocol ............................10 8.4.1. Batching ...........................................10 8.4.2. Broadcast Remote Procedure Calls ...................11 9. The RPC Message Protocol .......................................11 10. Authentication Protocols ......................................15 10.1. Null Authentication ......................................15 11. Record Marking Standard .......................................16 12. The RPC Language ..............................................16 12.1. An Example Service Described in the RPC Language .........17 12.2. The RPC Language Specification ...........................18 12.3. Syntax Notes .............................................18 13. IANA Considerations ...........................................19 13.1. Numbering Requests to IANA ...............................19 13.2. Protecting Past Assignments ..............................19 13.3. RPC Number Assignment ....................................19 13.3.1. To be assigned by IANA ............................20 13.3.2. Defined by Local Administrator ....................20 13.3.3. Transient Block ...................................20 13.3.4. Reserved Block ....................................21 13.3.5. RPC Number Sub-Blocks .............................21 13.4. RPC Authentication Flavor Number Assignment ..............22 13.4.1. Assignment Policy .................................22 13.4.2. Auth Flavors vs. Pseudo-Flavors ...................23 13.5. Authentication Status Number Assignment ..................23 13.5.1. Assignment Policy .................................23 14. Security Considerations .......................................24 Appendix A: System Authentication .................................25 Appendix B: Requesting RPC-Related Numbers from IANA .............26 Appendix C: Current Number Assignments ...........................27 Normative References .............................................62 Informative References ...........................................62 Thurlow Standards Track [Page 2] RFC 5531 Remote Procedure Call Protocol Version 2 May 2009 1. Introduction This document specifies version 2 of the message protocol used in ONC Remote Procedure Call (RPC). The message protocol is specified with the eXternal Data Representation (XDR) language [RFC4506]. ThisShow full document text