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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>7.5.2.1 Initial Setup</TITLE><META NAME="description" CONTENT="7.5.2.1 Initial Setup"><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="next" HREF="node77.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node77.html"><LINK REL="previous" HREF="node75.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node75.html"><LINK REL="up" HREF="node75.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node75.html"><LINK REL="next" HREF="node77.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node77.html"></HEAD><BODY ><!--Navigation Panel--><A NAME="tex2html2491" HREF="node77.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node77.html"><IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" SRC="file:/usr/share/latex2html/icons/next.png"></A> <A NAME="tex2html2485" HREF="node75.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node75.html"><IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" SRC="file:/usr/share/latex2html/icons/up.png"></A> <A NAME="tex2html2479" HREF="node75.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node75.html"><IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous" SRC="file:/usr/share/latex2html/icons/prev.png"></A> <A NAME="tex2html2487" 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="tex2html2489" 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="tex2html2492" HREF="node77.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node77.html">7.5.2.2 Creating the JoBS</A><B> Up:</B> <A NAME="tex2html2486" HREF="node75.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node75.html">7.5.2 Configuration</A><B> Previous:</B> <A NAME="tex2html2480" HREF="node75.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node75.html">7.5.2 Configuration</A>   <B> <A NAME="tex2html2488" HREF="node1.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node1.html">Contents</A></B>   <B> <A NAME="tex2html2490" HREF="node590.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node590.html">Index</A></B> <BR><BR><!--End of Navigation Panel--><H3><A NAME="SECTION03452100000000000000">7.5.2.1 Initial Setup</A></H3><PRE>set ns [new Simulator] # preamble initialization;{\bfseries{}Queue/JoBS set drop_front_ false} # use drop-tail;{\bfseries{}Queue/JoBS set trace_hop_ true} # enable statistic traces;{\bfseries{}Queue/JoBS set adc_resolution_type_ 0} # see ``commands at a glance'';{\bfseries{}Queue/JoBS set shared_buffer_ 1} # all classes share a common buffer;{\bfseries{}Queue/JoBS set mean_pkt_size_ 4000}# we expect to receive 500-Byte pkts;{\bfseries{}Queue/Demarker set demarker_arrvs1_ 0}# reset arrivals everywhere;{\bfseries{}Queue/Demarker set demarker_arrvs2_ 0}{\bfseries{}Queue/Demarker set demarker_arrvs3_ 0}{\bfseries{}Queue/Demarker set demarker_arrvs4_ 0}{\bfseries{}Queue/Marker set marker_arrvs1_ 0}{\bfseries{}Queue/Marker set marker_arrvs2_ 0}{\bfseries{}Queue/Marker set marker_arrvs3_ 0}{\bfseries{}Queue/Marker set marker_arrvs4_ 0}set router(1) [$ns node] # set first router;set router(2) [$ns node] # set second router;set source [$ns node] # set source;set sink [$ns node] # set traffic sink;set bw 10000000 # 10 Mbps;set delay 0.001 # 1 ms;set buff 500 # 500 packets;</PRE><BR><HR><ADDRESS>2003-09-23</ADDRESS></BODY></HTML>⌨️ 快捷键说明
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