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<html><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN"><!--Converted with jLaTeX2HTML 2002 (1.62) JA patch-1.4patched version by: Kenshi Muto, Debian Project.LaTeX2HTML 2002 (1.62),original version by: Nikos Drakos, CBLU, University of Leeds* revised and updated by: Marcus Hennecke, Ross Moore, Herb Swan* with significant contributions from: Jens Lippmann, Marek Rouchal, Martin Wilck and others --><HTML><HEAD><TITLE>10.6.4 Using the agent through OTcl</TITLE><META NAME="description" CONTENT="10.6.4 Using the agent through OTcl"><META NAME="keywords" CONTENT="everything"><META NAME="resource-type" CONTENT="document"><META NAME="distribution" CONTENT="global"><META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=iso-8859-1"><META NAME="Generator" CONTENT="jLaTeX2HTML v2002 JA patch-1.4"><META HTTP-EQUIV="Content-Style-Type" CONTENT="text/css"><LINK REL="STYLESHEET" HREF="everything.css" tppabs="http://www.isi.edu/nsnam/ns/doc/everything.css"><LINK REL="previous" HREF="node116.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node116.html"><LINK REL="up" HREF="node113.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node113.html"><LINK REL="next" HREF="node118.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node118.html"></HEAD><BODY ><!--Navigation Panel--><A NAME="tex2html3096" HREF="node118.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node118.html"><IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" SRC="file:/usr/share/latex2html/icons/next.png"></A> <A NAME="tex2html3090" HREF="node113.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node113.html"><IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" SRC="file:/usr/share/latex2html/icons/up.png"></A> <A NAME="tex2html3086" HREF="node116.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node116.html"><IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous" SRC="file:/usr/share/latex2html/icons/prev.png"></A> <A NAME="tex2html3092" HREF="node1.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node1.html"><IMG WIDTH="65" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="contents" SRC="file:/usr/share/latex2html/icons/contents.png"></A> <A NAME="tex2html3094" HREF="node590.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node590.html"><IMG WIDTH="43" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="index" SRC="file:/usr/share/latex2html/icons/index.png"></A> <BR><B> Next:</B> <A NAME="tex2html3097" HREF="node118.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node118.html">10.7 The Agent API</A><B> Up:</B> <A NAME="tex2html3091" HREF="node113.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node113.html">10.6 Creating a New</A><B> Previous:</B> <A NAME="tex2html3087" HREF="node116.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node116.html">10.6.3 Linking the ``ping''</A>   <B> <A NAME="tex2html3093" HREF="node1.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node1.html">Contents</A></B>   <B> <A NAME="tex2html3095" HREF="node590.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node590.html">Index</A></B> <BR><BR><!--End of Navigation Panel--><H2><A NAME="SECTION03764000000000000000"></A><A NAME="sec:agents:exotclcode"></A><BR>10.6.4 Using the agent through OTcl</H2><P>The agent we have created will have to be instantiated and attachedto a node.Note that a node and simulator object is assumed to havealready been created.The following OTcl code performs these functions:<PRE> set echoagent [new Agent/ECHO] $simulator attach-agent $node $echoagent</PRE>To set the interval and packet size, and start packet generation,the following OTcl code is executed:<PRE> $echoagent set dst_ $dest $echoagent set fid_ 0 $echoagent set prio_ 0 $echoagent set flags_ 0 $echoagent set interval_ 1.5 $echoagent set packetSize_ 1024 $echoagent start</PRE>This will cause our agent to generate one 1024-byte packet destined fornode <TT>$dest</TT> every 1.5 seconds.<P><BR><HR><ADDRESS>2003-09-23</ADDRESS></BODY></HTML>⌨️ 快捷键说明
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