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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>36.1 Using application-level data in </TITLE><META NAME="description" CONTENT="36.1 Using application-level data in "><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="node497.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node497.html"><LINK REL="previous" HREF="node490.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node490.html"><LINK REL="up" HREF="node490.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node490.html"><LINK REL="next" HREF="node492.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node492.html"></HEAD><BODY ><!--Navigation Panel--><A NAME="tex2html8973" HREF="node492.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node492.html"><IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" SRC="file:/usr/share/latex2html/icons/next.png"></A> <A NAME="tex2html8967" HREF="node490.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node490.html"><IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" SRC="file:/usr/share/latex2html/icons/up.png"></A> <A NAME="tex2html8961" HREF="node490.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node490.html"><IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous" SRC="file:/usr/share/latex2html/icons/prev.png"></A> <A NAME="tex2html8969" 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="tex2html8971" 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="tex2html8974" HREF="node492.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node492.html">36.1.1 ADU</A><B> Up:</B> <A NAME="tex2html8968" HREF="node490.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node490.html">36. Web cache as</A><B> Previous:</B> <A NAME="tex2html8962" HREF="node490.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node490.html">36. Web cache as</A>   <B> <A NAME="tex2html8970" HREF="node1.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node1.html">Contents</A></B>   <B> <A NAME="tex2html8972" HREF="node590.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node590.html">Index</A></B> <BR><BR><!--End of Navigation Panel--><H1><A NAME="SECTION07210000000000000000">36.1 Using application-level data in </A></H1><P><DIV ALIGN="CENTER"><A NAME="fig:app-dataflow"></A><A NAME="16546"></A><TABLE><CAPTION ALIGN="BOTTOM"><STRONG>Figure 36.1:</STRONG>Examples of application-level data flow</CAPTION><TR><TD><DIV ALIGN="CENTER"></DIV><DIV ALIGN="CENTER"><DIV ALIGN="CENTER">app-dataflow</DIV></DIV><DIV ALIGN="CENTER"> </DIV></TD></TR></TABLE></DIV><P>In order to transmit application-level data in , we provide a uniform structure to pass data among applications, and topass data from applications to transport agents (Figure<A HREF="node491.html#fig:app-dataflow" tppabs="http://www.isi.edu/nsnam/ns/doc/node491.html#fig:app-dataflow">36.1</A>). It has three major components: a representation of a uniform application-level data unit (ADU), a common interface to pass data between applications, and two mechanismsto pass data between applications and transport agents.<P><BR><HR><!--Table of Child-Links--><A NAME="CHILD_LINKS"><STRONG>Subsections</STRONG></A><UL><LI><A NAME="tex2html8975" HREF="node492.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node492.html">36.1.1 ADU</A><LI><A NAME="tex2html8976" HREF="node493.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node493.html">36.1.2 Passing data between applications</A><LI><A NAME="tex2html8977" HREF="node494.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node494.html">36.1.3 Transmitting user data over UDP</A><LI><A NAME="tex2html8978" HREF="node495.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node495.html">36.1.4 Transmitting user data over TCP</A><LI><A NAME="tex2html8979" HREF="node496.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node496.html">36.1.5 Class hierarchy related to user data handling</A></UL><!--End of Table of Child-Links--><BR><HR><ADDRESS>2003-09-23</ADDRESS></BODY></HTML>⌨️ 快捷键说明
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