DIGITAL TCP/IP Services for OpenVMS
eSNMP Programming and Reference

Contents

Preface
Preface	Preface
Chapter 1
1	Overview
1.1	eSNMP Master Agent and Subagent Architecture
1.1.1	The MIB-II Subagent
1.1.2	The Host Resources MIB Subagent
1.2	The eSNMP API
1.3	The MIB Compiler
Chapter 2
2	The eSNMP Commands
2.1	Overview of eSNMP Commands
2.2	The Get Command
2.3	The GetNext Command
2.4	The Set Command
Chapter 3
3	The MIBs Provided with eSNMP
3.1	Overview of the Host Resources MIB
3.2	Defining Host Resources MIB Implemented Objects
3.3	Overview of MIB-II
3.4	Defining MIB-II Implemented Objects
Chapter 4
4	Creating a Subagent Using the eSNMP API
4.1	Creating a MIB Specification
4.2	The Structure of Management Information
4.2.1	Assigning Object Identification Codes
4.2.2	Defining Objects
4.3	Creating a MIB Source File
4.3.1	Writing the ASN.1 Input Files
4.3.2	Processing the Input Files with the MIB Compiler
4.3.3	The Subtree_TBL.H Output Files
4.3.4	The Subtree_TBL.C Output Files
4.4	Including the Routines and Building the Subagent
Chapter 5
5	Reviewing the Developer's Kit
5.1	Interface Routines
Command 1	esnmp_init
Command 2	esnmp_(un)register
Command 3	esnmp_poll
Command 4	esnmp_are_you_there
Command 5	esnmp_trap
Command 6	esnmp_term
Command 7	esnmp_sysuptime
5.2	Support Routines
Command 8	o_integer
Command 9	o_octet
Command 10	o_oid
Command 11	o_string
Command 12	str2oid
Command 13	sprintoid
Command 14	instance2oid
Command 15	oid2instance
Command 16	inst2ip
Command 17	cmp_oid
Command 18	cmp_oid_prefix
Command 19	clone_oid
Command 20	free_oid
Command 21	clone_buf
Command 22	mem2oct
Command 23	cmp_oct
Command 24	clone_oct
Command 25	free_oct
Command 26	free_varbind_date
Index
Index
Figures
1-1	Master Agent - Subagent Communication
2-1	eSNMP Get Request/Response
2-2	eSNMP GetNext Request/Response
2-3	eSNMP Set Request/Response
4-1	MIB-II in SMI Tree Structure
Tables
1	DIGITAL TCP/IP Services for OpenVMS Documentation
2-1	eSNMP Command Set
3-1	Host Resources MIB Data Type and Access Definition
3-2	Host Resources MIB Descriptions
3-3	MIB-II System Group Objects
3-4	MIB-II Interfaces Group Objects
3-5	MIB-II Address Translation Group Objects
3-6	MIB-II IP Group Objects
3-7	MIB-II ICMP Group Objects
3-8	MIB-II TCP Group Objects
3-9	MIB-II UDP Group Objects
3-10	MIB-II SNMP Group Objects
4-1	MIBCOMP Command Definition