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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>31.2.3 Sack TCP Sink</TITLE><META NAME="description" CONTENT="31.2.3 Sack TCP Sink"><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="node383.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node383.html"><LINK REL="up" HREF="node380.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node380.html"><LINK REL="next" HREF="node386.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node386.html"></HEAD><BODY ><!--Navigation Panel--><A NAME="tex2html7307" HREF="node386.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node386.html"><IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" SRC="file:/usr/share/latex2html/icons/next.png"></A> <A NAME="tex2html7301" HREF="node380.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node380.html"><IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" SRC="file:/usr/share/latex2html/icons/up.png"></A> <A NAME="tex2html7297" HREF="node384.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node384.html"><IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous" SRC="file:/usr/share/latex2html/icons/prev.png"></A> <A NAME="tex2html7303" 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="tex2html7305" 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="tex2html7308" HREF="node386.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node386.html">31.2.3.0.1 configuration parameters</A><B> Up:</B> <A NAME="tex2html7302" HREF="node380.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node380.html">31.2 TCP Receivers (sinks)</A><B> Previous:</B> <A NAME="tex2html7298" HREF="node384.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node384.html">31.2.2.0.1 configuration parameters</A>   <B> <A NAME="tex2html7304" HREF="node1.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node1.html">Contents</A></B>   <B> <A NAME="tex2html7306" 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="SECTION06223000000000000000">31.2.3 Sack TCP Sink</A></H2><P>The selective-acknowledgment TCP sink (<TT>Agent/TCPSink/Sack1</TT>) implementsSACK generation modeled after the description of SACK in RFC 2018.This object includes a bound variable <TT>maxSackBlocks_</TT> which givesthe maximum number of blocks of information in an ACK available forholding SACK information.The default value for this variable is 3, in accordance with the expecteduse of SACK with RTTM (see RFC 2018, section 3).Delayed and selective ACKs together are implemented byan object of type <TT>Agent/TCPSink/Sack1/DelAck</TT>.<P><BR><HR><!--Table of Child-Links--><A NAME="CHILD_LINKS"><STRONG>Subsections</STRONG></A><UL><LI><UL><LI><A NAME="tex2html7309" HREF="node386.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node386.html">31.2.3.0.1 configuration parameters</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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