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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>31.1.1 The Base TCP Sender (Tahoe TCP)</TITLE><META NAME="description" CONTENT="31.1.1 The Base TCP Sender (Tahoe TCP)"><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="node369.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node369.html"><LINK REL="previous" HREF="node365.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node365.html"><LINK REL="up" HREF="node365.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node365.html"><LINK REL="next" HREF="node367.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node367.html"></HEAD><BODY ><!--Navigation Panel--><A NAME="tex2html7038" HREF="node367.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node367.html"><IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" SRC="file:/usr/share/latex2html/icons/next.png"></A> <A NAME="tex2html7032" HREF="node365.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node365.html"><IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" SRC="file:/usr/share/latex2html/icons/up.png"></A> <A NAME="tex2html7026" HREF="node365.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node365.html"><IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous" SRC="file:/usr/share/latex2html/icons/prev.png"></A> <A NAME="tex2html7034" 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="tex2html7036" 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="tex2html7039" HREF="node367.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node367.html">31.1.1.0.1 Responses to Congestion</A><B> Up:</B> <A NAME="tex2html7033" HREF="node365.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node365.html">31.1 One-Way TCP Senders</A><B> Previous:</B> <A NAME="tex2html7027" HREF="node365.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node365.html">31.1 One-Way TCP Senders</A>   <B> <A NAME="tex2html7035" HREF="node1.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node1.html">Contents</A></B>   <B> <A NAME="tex2html7037" 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="SECTION06211000000000000000"></A><A NAME="sec:tahoetcp"></A><BR>31.1.1 The Base TCP Sender (Tahoe TCP)</H2><P>The ``Tahoe'' TCP agent <TT>Agent/TCP</TT> performs congestioncontrol and round-trip-time estimationin a way similar to the version of TCP released with the4.3BSD ``Tahoe'' UN'X system release from UC Berkeley.The congestion window is increased by one packet per new ACK receivedduring slow-start (when <!-- MATH $cwnd\_ < ssthresh\_$ -->) and is increasedby <!-- MATH $\frac{1}{cwnd\_}$ --> for each new ACK received during congestion avoidance(when <!-- MATH $cwnd\_ \geq ssthresh\_$ -->).<P><BR><HR><!--Table of Child-Links--><A NAME="CHILD_LINKS"><STRONG>Subsections</STRONG></A><UL><LI><UL><LI><A NAME="tex2html7040" HREF="node367.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node367.html">31.1.1.0.1 Responses to Congestion</A><LI><A NAME="tex2html7041" HREF="node368.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node368.html">31.1.1.0.2 Round-Trip Time Estimation and RTO Timeout Selection</A></UL></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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