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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>16.1.7.1 Explanation of new trace format</TITLE><META NAME="description" CONTENT="16.1.7.1 Explanation of new trace format"><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="node185.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node185.html"><LINK REL="up" HREF="node185.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node185.html"><LINK REL="next" HREF="node187.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node187.html"></HEAD><BODY ><!--Navigation Panel--><A NAME="tex2html4141" HREF="node187.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node187.html"><IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" SRC="file:/usr/share/latex2html/icons/next.png"></A> <A NAME="tex2html4135" HREF="node185.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node185.html"><IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" SRC="file:/usr/share/latex2html/icons/up.png"></A> <A NAME="tex2html4131" HREF="node185.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node185.html"><IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous" SRC="file:/usr/share/latex2html/icons/prev.png"></A> <A NAME="tex2html4137" 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="tex2html4139" 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="tex2html4142" HREF="node187.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node187.html">16.1.8 Generation of node-movement</A><B> Up:</B> <A NAME="tex2html4136" HREF="node185.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node185.html">16.1.7 Revised format for</A><B> Previous:</B> <A NAME="tex2html4132" HREF="node185.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node185.html">16.1.7 Revised format for</A>   <B> <A NAME="tex2html4138" HREF="node1.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node1.html">Contents</A></B>   <B> <A NAME="tex2html4140" 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="SECTION031317100000000000000">16.1.7.1 Explanation of new trace format</A></H3>The new trace format as seen above can be can be divided into thefollowing fields :<DL><DT><STRONG>Event type</STRONG></DT><DD>In the traces above, the first field (as in the older trace format)describes the type of event taking place at the node and can be one of the four types:<DL><DT><STRONG>s</STRONG></DT><DD>send </DD><DT><STRONG>r</STRONG></DT><DD>receive </DD><DT><STRONG>d</STRONG></DT><DD>drop </DD><DT><STRONG>f</STRONG></DT><DD>forward</DD></DL><P></DD><DT><STRONG>General tag</STRONG></DT><DD>The second field starting with "-t" may stand for time or global setting<DL><DT><STRONG>-t</STRONG></DT><DD>time</DD><DT><STRONG>-t</STRONG></DT><DD>* (global setting)</DD></DL><P></DD><DT><STRONG>Node property tags</STRONG></DT><DD>This field denotes the node properties like node-id, the level atwhich tracing is being done like agent, router or MAC. The tags startwith a leading "-N" and are listed as below:<DL><DT><STRONG>-Ni:</STRONG></DT><DD>node id</DD><DT><STRONG>-Nx:</STRONG></DT><DD>node's x-coordinate</DD><DT><STRONG>-Ny:</STRONG></DT><DD>node's y-coordinate</DD><DT><STRONG>-Nz:</STRONG></DT><DD>node's z-coordinate</DD><DT><STRONG>-Ne:</STRONG></DT><DD>node energy level</DD><DT><STRONG>-Nl:</STRONG></DT><DD>trace level, such as AGT, RTR, MAC</DD><DT><STRONG>-Nw:</STRONG></DT><DD>reason for the event. The different reasons for dropping apacket are given below:<DL><DT><STRONG>"END"</STRONG></DT><DD>DROP_END_OF_SIMULATION </DD><DT><STRONG>"COL"</STRONG></DT><DD>DROP_MAC_COLLISION </DD><DT><STRONG>"DUP"</STRONG></DT><DD>DROP_MAC_DUPLICATE </DD><DT><STRONG>"ERR"</STRONG></DT><DD>DROP_MAC_PACKET_ERROR </DD><DT><STRONG>"RET"</STRONG></DT><DD>DROP_MAC_RETRY_COUNT_EXCEEDED</DD><DT><STRONG>"STA"</STRONG></DT><DD>DROP_MAC_INVALID_STATE </DD><DT><STRONG>"BSY"</STRONG></DT><DD>DROP_MAC_BUSY <P></DD><DT><STRONG>"NRTE"</STRONG></DT><DD>DROP_RTR_NO_ROUTE i.e no route is available.</DD><DT><STRONG>"LOOP"</STRONG></DT><DD>DROP_RTR_ROUTE_LOOP i.e there is a routing loop</DD><DT><STRONG>"TTL"</STRONG></DT><DD>DROP_RTR_TTL i.e TTL has reached zero.</DD><DT><STRONG>"TOUT"</STRONG></DT><DD>DROP_RTR_QTIMEOUT i.e packet has expired.</DD><DT><STRONG>"CBK"</STRONG></DT><DD>DROP_RTR_MAC_CALLBACK<P></DD><DT><STRONG>"IFQ"</STRONG></DT><DD>DROP_IFQ_QFULL i.e no buffer space in IFQ.</DD><DT><STRONG>"ARP"</STRONG></DT><DD>DROP_IFQ_ARP_FULL i.e dropped by ARP</DD><DT><STRONG>"OUT"</STRONG></DT><DD>DROP_OUTSIDE_SUBNET i.e dropped by base stations onreceiving routing updates from nodes outside its domain.</DD></DL></DD></DL><P></DD><DT><STRONG>Packet information at IP level</STRONG></DT><DD>The tags for this field start with a leading "-I" and are listed alongwith their explanations as following:<DL><DT><STRONG>-Is:</STRONG></DT><DD>source address.source port number</DD><DT><STRONG>-Id:</STRONG></DT><DD>dest address.dest port number</DD><DT><STRONG>-It:</STRONG></DT><DD>packet type</DD><DT><STRONG>-Il:</STRONG></DT><DD>packet size</DD><DT><STRONG>-If:</STRONG></DT><DD>flow id</DD><DT><STRONG>-Ii:</STRONG></DT><DD>unique id</DD><DT><STRONG>-Iv:</STRONG></DT><DD>ttl value </DD></DL><P></DD><DT><STRONG>Next hop info</STRONG></DT><DD>This field provides next hop info and the tag starts with a leading "-H".<DL><DT><STRONG>-Hs:</STRONG></DT><DD>id for this node</DD><DT><STRONG>-Hd:</STRONG></DT><DD>id for next hop towards the destination.</DD></DL><P></DD><DT><STRONG>Packet info at MAC level</STRONG></DT><DD>This field gives MAC layer information and starts with a leading "-M" asshown below:<DL><DT><STRONG>-Ma:</STRONG></DT><DD>duration</DD><DT><STRONG>-Md:</STRONG></DT><DD>dst's ethernet address</DD><DT><STRONG>-Ms:</STRONG></DT><DD>src's ethernet address</DD><DT><STRONG>-Mt:</STRONG></DT><DD>ethernet type </DD></DL> <P></DD><DT><STRONG>Packet info at "Application level"</STRONG></DT><DD>The packet information at application level consists of the type ofapplication like ARP, TCP, the type of adhoc routing protocol likeDSDV, DSR, AODV etc being traced. This field consists of a leading "-P"and list of tags for different application is listed as below:<DL><DT><STRONG>-P arp</STRONG></DT><DD>Address Resolution Protocol. Details for ARP is given by thefollowing tags:<DL><DT><STRONG>-Po:</STRONG></DT><DD>ARP Request/Reply</DD><DT><STRONG>-Pm:</STRONG></DT><DD>src mac address</DD><DT><STRONG>-Ps:</STRONG></DT><DD>src address</DD><DT><STRONG>-Pa:</STRONG></DT><DD>dst mac address</DD><DT><STRONG>-Pd:</STRONG></DT><DD>dst address</DD></DL><P></DD><DT><STRONG>-P dsr</STRONG></DT><DD>This denotes the adhoc routing protocol called Dynamicsource routing. Information on DSR is represented by the following tags:<DL><DT><STRONG>-Pn:</STRONG></DT><DD>how many nodes traversed</DD><DT><STRONG>-Pq:</STRONG></DT><DD>routing request flag</DD><DT><STRONG>-Pi:</STRONG></DT><DD>route request sequence number</DD><DT><STRONG>-Pp:</STRONG></DT><DD>routing reply flag</DD><DT><STRONG>-Pl:</STRONG></DT><DD>reply length</DD><DT><STRONG>-Pe:</STRONG></DT><DD>src of srcrouting->dst of the source routing</DD><DT><STRONG>-Pw:</STRONG></DT><DD>error report flag ?</DD><DT><STRONG>-Pm:</STRONG></DT><DD>number of errors</DD><DT><STRONG>-Pc:</STRONG></DT><DD>report to whom</DD><DT><STRONG>-Pb:</STRONG></DT><DD>link error from linka->linkb</DD></DL><P></DD><DT><STRONG>-P cbr</STRONG></DT><DD>Constant bit rate. Information about the CBR application isrepresented by the following tags:<P><DL><DT><STRONG>-Pi:</STRONG></DT><DD>sequence number</DD><DT><STRONG>-Pf:</STRONG></DT><DD>how many times this pkt was forwarded</DD><DT><STRONG>-Po:</STRONG></DT><DD>optimal number of forwards </DD></DL><P></DD><DT><STRONG>-P tcp</STRONG></DT><DD>Information about TCP flow is given by the followingsubtags:<P><DL><DT><STRONG>-Ps:</STRONG></DT><DD>seq number</DD><DT><STRONG>-Pa:</STRONG></DT><DD>ack number</DD><DT><STRONG>-Pf:</STRONG></DT><DD>how many times this pkt was forwarded</DD><DT><STRONG>-Po:</STRONG></DT><DD>optimal number of forwards </DD></DL></DD></DL><P>This field is still under development and new tags shall be added forother applications as they get included along the way.</DD></DL><P><HR><!--Navigation Panel--><A NAME="tex2html4141" HREF="node187.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node187.html"><IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" SRC="file:/usr/share/latex2html/icons/next.png"></A> <A NAME="tex2html4135" HREF="node185.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node185.html"><IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" SRC="file:/usr/share/latex2html/icons/up.png"></A> <A NAME="tex2html4131" HREF="node185.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node185.html"><IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous" SRC="file:/usr/share/latex2html/icons/prev.png"></A> <A NAME="tex2html4137" 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="tex2html4139" 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="tex2html4142" HREF="node187.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node187.html">16.1.8 Generation of node-movement</A><B> Up:</B> <A NAME="tex2html4136" HREF="node185.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node185.html">16.1.7 Revised format for</A><B> Previous:</B> <A NAME="tex2html4132" HREF="node185.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node185.html">16.1.7 Revised format for</A>   <B> <A NAME="tex2html4138" HREF="node1.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node1.html">Contents</A></B>   <B> <A NAME="tex2html4140" HREF="node590.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node590.html">Index</A></B> <!--End of Navigation Panel--><ADDRESS>2003-09-23</ADDRESS></BODY></HTML>⌨️ 快捷键说明
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