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<HTML><HEAD><TITLE>flow-cat</TITLE><METANAME="GENERATOR"CONTENT="Modular DocBook HTML Stylesheet Version 1.73"></HEAD><BODYCLASS="REFENTRY"BGCOLOR="#FFFFFF"TEXT="#000000"LINK="#0000FF"VLINK="#840084"ALINK="#0000FF"><H1><ANAME="AEN1"><SPANCLASS="APPLICATION">flow-cat</SPAN></A></H1><DIVCLASS="REFNAMEDIV"><ANAME="AEN6"></A><H2>Name</H2><SPANCLASS="APPLICATION">flow-cat</SPAN> -- Concatenate flow files</DIV><DIVCLASS="REFSYNOPSISDIV"><ANAME="AEN10"></A><H2>Synopsis</H2><P><BCLASS="COMMAND">flow-cat</B> [-aghmp] [-b<TTCLASS="REPLACEABLE"><I> big</I></TT>|<TTCLASS="REPLACEABLE"><I>little</I></TT>] [-C<TTCLASS="REPLACEABLE"><I> comment</I></TT>] [-d<TTCLASS="REPLACEABLE"><I> debug_level</I></TT>] [-o<TTCLASS="REPLACEABLE"><I> filename</I></TT>] [-t<TTCLASS="REPLACEABLE"><I> start_time</I></TT>] [-T<TTCLASS="REPLACEABLE"><I> start_time</I></TT>] [-z<TTCLASS="REPLACEABLE"><I> z_level</I></TT>] [<TTCLASS="REPLACEABLE"><I>file</I></TT>|<TTCLASS="REPLACEABLE"><I>directory</I></TT>...]</P></DIV><DIVCLASS="REFSECT1"><ANAME="AEN32"></A><H2>DESCRIPTION</H2><P>The <BCLASS="COMMAND">flow-cat</B> utility processes files and/or directoriesof files in the flow-tools format. The resulting concatenated data set iswritten to the standard output or <TTCLASS="FILENAME">file</TT> specified by<TTCLASS="OPTION">-o</TT>. If <TTCLASS="FILENAME">file</TT> is a single dash (`-')or absent, flow-cat will read from the standard input.</P></DIV><DIVCLASS="REFSECT1"><ANAME="AEN39"></A><H2>OPTIONS</H2><P></P><DIVCLASS="VARIABLELIST"><DL><DT>-a</DT><DD><P>Do not ignore filenames that begin with <TTCLASS="FILENAME">tmp</TT>.</P></DD><DT>-b<TTCLASS="REPLACEABLE"><I> big</I></TT>|<TTCLASS="REPLACEABLE"><I>little</I></TT></DT><DD><P>Byte order of output.</P></DD><DT>-C<TTCLASS="REPLACEABLE"><I> Comment</I></TT></DT><DD><P>Add a comment.</P></DD><DT>-d<TTCLASS="REPLACEABLE"><I> debug_level</I></TT></DT><DD><P>Enable debugging.</P></DD><DT>-g</DT><DD><P>Sort file list by capture start time before processing.</P></DD><DT>-h</DT><DD><P>Display help.</P></DD><DT>-m</DT><DD><P>Disable the use of mmap().</P></DD><DT>-p</DT><DD><P>Preload headers. Use to preserve meta information such as lost flows.</P></DD><DT>-o<TTCLASS="REPLACEABLE"><I> file</I></TT></DT><DD><P>Write to <TTCLASS="FILENAME">file</TT> instead of the standard out.</P></DD><DT>-t<TTCLASS="REPLACEABLE"><I> start_time</I></TT></DT><DD><P>Select flow files up to <TTCLASS="REPLACEABLE"><I>start_time</I></TT>. If used with-T select files between <TTCLASS="REPLACEABLE"><I>start_time</I></TT> and<TTCLASS="REPLACEABLE"><I>end_time</I></TT>.</P></DD><DT>-T<TTCLASS="REPLACEABLE"><I> end_time</I></TT></DT><DD><P>Select flow files after <TTCLASS="REPLACEABLE"><I>end_time</I></TT>. If used with-t select files between <TTCLASS="REPLACEABLE"><I>start_time</I></TT> and<TTCLASS="REPLACEABLE"><I>end_time</I></TT>.</P></DD><DT>-z<TTCLASS="REPLACEABLE"><I> z_level</I></TT></DT><DD><P>Configure compression level to <TTCLASS="REPLACEABLE"><I> z_level</I></TT>. 0 isdisabled (no compression), 9 is highest compression.</P></DD><DT><TTCLASS="REPLACEABLE"><I>file</I></TT>|<TTCLASS="REPLACEABLE"><I>directory...</I></TT><DD><P>Process the files and/or directory.</P></DD></DL></DIV></DIV><DIVCLASS="REFSECT1"><ANAME="AEN113"></A><H2>EXAMPLES</H2><DIVCLASS="INFORMALEXAMPLE"><ANAME="AEN115"></A><P></P><P>Concatenate all flow files begining with ft-v05.2001-05.01, use flow-print to display the results.</P><P> <BCLASS="COMMAND">flow-cat ft-v05.2001-05-01.* | flow-print</B></P><P></P></DIV><DIVCLASS="INFORMALEXAMPLE"><ANAME="AEN119"></A><P></P><P>Concatenate flow files in <TTCLASS="FILENAME">/flows/krc4</TT>, storestore the output in <TTCLASS="FILENAME">compressed.flows</TT> at compressionlevel 9 (best). The headers are preloaded so various metadata suchas the flow count is correct in the result. Filenames begining with<TTCLASS="FILENAME">tmp</TT> which are typically in-progress flow filesfrom <SPANCLASS="APPLICATION">flow-capture</SPAN> are not processed.</P><P> <BCLASS="COMMAND">flow-cat -p -z9 /flows/krc4 > compressed.flows</B></P><P></P></DIV></DIV><DIVCLASS="REFSECT1"><ANAME="AEN127"></A><H2>BUGS</H2><P>None known.</P></DIV><DIVCLASS="REFSECT1"><ANAME="AEN130"></A><H2>AUTHOR</H2><P>Mark Fullmer<TTCLASS="EMAIL"><<AHREF="mailto:maf@splintered.net">maf@splintered.net</A>></TT></P></DIV><DIVCLASS="REFSECT1"><ANAME="AEN137"></A><H2>SEE ALSO</H2><P><SPANCLASS="APPLICATION">flow-tools</SPAN>(1)</P></DIV></BODY></HTML>?? 快捷鍵說(shuō)明
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