RFC 1351 (rfc1351) - Page 1 of 35


SNMP Administrative Model



Alternative Format: Original Text Document



Network Working Group                                          J. Davin
Request for Comments: 1351          MIT Laboratory for Computer Science
                                                              J. Galvin
                                      Trusted Information Systems, Inc.
                                                          K. McCloghrie
                                               Hughes LAN Systems, Inc.
                                                              July 1992


                       SNMP Administrative Model

Status of this Memo

   This document specifies an IAB standards track protocol for the
   Internet community, and requests discussion and suggestions for
   improvements. Please refer to the current edition of the "IAB
   Official Protocol Standards" for the standardization state and status
   of this protocol. Distribution of this memo is unlimited.

Table of Contents

   1.    Abstract  . . . . . . . . . . . . . . . . . . . . . . . . .  2
   2.    Introduction  . . . . . . . . . . . . . . . . . . . . . . .  2
   3.    Elements of the Model . . . . . . . . . . . . . . . . . . .  2
   3.1   SNMP Party  . . . . . . . . . . . . . . . . . . . . . . . .  2
   3.2   SNMP Protocol Entity  . . . . . . . . . . . . . . . . . . .  6
   3.3   SNMP Management Station . . . . . . . . . . . . . . . . . .  6
   3.4   SNMP Agent  . . . . . . . . . . . . . . . . . . . . . . . .  7
   3.5   View Subtree  . . . . . . . . . . . . . . . . . . . . . . .  7
   3.6   MIB View  . . . . . . . . . . . . . . . . . . . . . . . . .  7
   3.7   SNMP Management Communication . . . . . . . . . . . . . . .  8
   3.8   SNMP Authenticated Management Communication . . . . . . . .  9
   3.9   SNMP Private Management Communication   . . . . . . . . . .  9
   3.10  SNMP Management Communication Class . . . . . . . . . . . . 10
   3.11  SNMP Access Control Policy  . . . . . . . . . . . . . . . . 11
   3.12  SNMP Proxy Party  . . . . . . . . . . . . . . . . . . . . . 12
   3.13  Procedures  . . . . . . . . . . . . . . . . . . . . . . . . 13
   3.13.1  Generating a Request  . . . . . . . . . . . . . . . . . . 13
   3.13.2  Processing a Received Communication . . . . . . . . . . . 15
   3.13.3  Generating a Response . . . . . . . . . . . . . . . . . . 17
   4.    Application of the Model  . . . . . . . . . . . . . . . . . 17
   4.1   Non-Secure Minimal Agent Configuration  . . . . . . . . . . 17
   4.2   Secure Minimal Agent Configuration  . . . . . . . . . . . . 20
   4.3   Proxy Configuration   . . . . . . . . . . . . . . . . . . . 21
   4.3.1   Foreign Proxy Configuration . . . . . . . . . . . . . . . 22
   4.3.2   Native Proxy Configuration  . . . . . . . . . . . . . . . 25
   4.4   Public Key Configuration  . . . . . . . . . . . . . . . . . 27
   4.5   MIB View Configurations . . . . . . . . . . . . . . . . . . 29



Davin, Galvin, & McCloghrie