<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >Introduction</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK REL="HOME" TITLE="NetSNMP subagent development manual" HREF="book1.html"><LINK REL="PREVIOUS" TITLE="NetSNMP subagent development manual" HREF="book1.html"><LINK REL="NEXT" TITLE="Getting the pieces" HREF="c53.html"><link rel="stylesheet" href="/openhpi.css" type="text/css"> </head ><BODY CLASS="CHAPTER" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><div id="banner"><div><h1>The OpenHPI Project</h1><small>Open Hardware Platform Interface</small></div></div><table><tr> <!--#include virtual="/sidebar.html" --> <td id="maincolumn"><div class="mainsegment"> <DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >NetSNMP subagent development manual</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="book1.html" ACCESSKEY="P" ><<< Previous</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="c53.html" ACCESSKEY="N" >Next >>></A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><DIV CLASS="CHAPTER" ><H1 ><A NAME="AEN26" ></A >Introduction</H1 ><DIV CLASS="SECT1" ><H1 CLASS="SECT1" ><A NAME="AEN28" >The Basics</A ></H1 ><P > </P ><DIV CLASS="SECT2" ><H2 CLASS="SECT2" ><A NAME="AEN31" >Purpose of this Document</A ></H2 ><P > This document is intended to serve as the developer manual for writing SNMP sub-agents using NetSNMP 5.0.x API. </P ></DIV ><DIV CLASS="SECT2" ><H2 CLASS="SECT2" ><A NAME="AEN34" >Document Scope</A ></H2 ><P > This guide covers the entire process of building a SNMP sub-agent using the NetSNMP 5.0.x API. This includes, but is not limited to, and overview of NetSNMP API function calls, NetSNMP interfaces, and usage scenarios. It is a living document, and as such will evolve. </P ></DIV ><DIV CLASS="SECT2" ><H2 CLASS="SECT2" ><A NAME="AEN37" >Terminology</A ></H2 ><P > <DIV CLASS="INFORMALTABLE" ><P ></P ><A NAME="AEN40" ></A ><TABLE BORDER="1" BGCOLOR="#E0E0E0" CELLSPACING="0" CELLPADDING="4" CLASS="CALSTABLE" ><THEAD ><TR ><TH >Acronym</TH ><TH >Description</TH ></TR ></THEAD ><TBODY ><TR ><TD >HPI</TD ><TD >Hardware Platform Interface</TD ></TR ><TR ><TD >Sub-agent</TD ><TD >The SNMP backend.</TD ></TR ></TBODY ></TABLE ><P ></P ></DIV > </P ></DIV ></DIV ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="book1.html" ACCESSKEY="P" ><<< Previous</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="book1.html" ACCESSKEY="H" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="c53.html" ACCESSKEY="N" >Next >>></A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >NetSNMP subagent development manual</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" > </TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >Getting the pieces</TD ></TR ></TABLE ></DIV ></BODY ></HTML >