RFC 1538 (rfc1538) - Page 1 of 10

Advanced SNA/IP : A Simple SNA Transport Protocol

Network Working Group                                            W. Behl
Request for Comments: 1538                            McDATA Corporation
Category: Informational                                      B. Sterling
                                                      McDATA Corporation
                                                               W. Teskey
                                                            I/O Concepts
                                                            October 1993


           Advanced SNA/IP : A Simple SNA Transport Protocol

Status of this Memo

   This memo provides information for the Internet community.  It does
   not specify an Internet standard.  Distribution of this memo is
   unlimited.

Abstract

   This RFC provides information for the Internet community about a
   method for establishing and maintaining SNA sessions over an IP
   internet.  While the issues discussed may not be directly relevant to
   the research problems of the Internet, they may be interesting to a
   number of researchers and implementors.  Any questions or comments
   relative to the contents of this RFC may be sent to the following
   Internet address: .

Table of Contents

   1. Introduction..................................................  2
   2. Motivation and Rationale......................................  2
   3. SNA/IP Protocol Specification.................................  3
   3.1 Glossary.....................................................  3
   3.2 Conventions and Assumptions..................................  3
   3.3 The Protocol.................................................  3
   3.3.1 Connection Establishment...................................  3
   3.3.2 Data Transfer..............................................  5
   3.3.3 Connection Termination and Loss............................  6
   3.3.4 Session Data Flow..........................................  7
   3.3.5 State Transition Table for the Initiating Node.............  8
   4. LLC to SNA/IP Conversion......................................  8
   5. Performance...................................................  8
   6. VTAM Definition...............................................  9
   7. Acknowledgments...............................................  9
   8. References....................................................  9
   9. Security Considerations....................................... 10
   10. Authors' Addresses........................................... 10
   11. Disclaimer................................................... 10



Behl, Sterling & Teskey