<!DOCTYPE refentry PUBLIC "-//Davenport//DTD DocBook V3.0//EN"><refentry><refmeta><refentrytitle><application>flow-import</application></refentrytitle><manvolnum>1</manvolnum></refmeta><refnamediv><refname><application>flow-import</application></refname><refpurpose>Import flows into flow-tools from other NetFlow packages.</refpurpose></refnamediv><refsynopsisdiv><cmdsynopsis><command>flow-import</command><arg>-h</arg><arg>-b<replaceable> big|little</replaceable></arg><arg>-d<replaceable> debug_level</replaceable></arg><arg>-f<replaceable> format</replaceable></arg><arg>-m<replaceable> mask_fields</replaceable></arg><arg>-V<replaceable> pdu_version</replaceable></arg><arg>-z<replaceable> z_level</replaceable></arg></cmdsynopsis></refsynopsisdiv><refsect1><title>DESCRIPTION</title><para>The <command>flow-import</command> utility will convert data fromcflowd and ASCII CSV files into flow-tools format.</para></refsect1><refsect1><title>OPTIONS</title><variablelist><varlistentry><term>-b<replaceable> big</replaceable>|<replaceable>little</replaceable</term><listitem><para>Byte order of output.</para></listitem></varlistentry><varlistentry><term>-d<replaceable> debug_level</replaceable></term><listitem><para>Enable debugging.</para></listitem></varlistentry><varlistentry><term>-f<replaceable> format</replaceable></term><listitem><para>Export format.  Supported formats are:<literallayout>  0 cflowd  2 ASCII CSV  3 Cisco NFCollector</literallayout></para></listitem></varlistentry><varlistentry><term>-h</term><listitem><para>Display help.</para></listitem></varlistentry><varlistentry><term>-m<replaceable> mask_fields</replaceable></term><listitem><para>Select fields for cflowd and ASCII formats.  The<replaceable>mask_fields</replaceable>is built from a bitwise OR of the following:</para><para><screen>    UNIX_SECS       0x0000000000000001LL    UNIX_NSECS      0x0000000000000002LL    SYSUPTIME       0x0000000000000004LL    EXADDR          0x0000000000000008LL        DFLOWS          0x0000000000000010LL    DPKTS           0x0000000000000020LL    DOCTETS         0x0000000000000040LL    FIRST           0x0000000000000080LL        LAST            0x0000000000000100LL    ENGINE_TYPE     0x0000000000000200LL    ENGINE_ID       0x0000000000000400LL        SRCADDR         0x0000000000001000LL    DSTADDR         0x0000000000002000LL    SRC_PREFIX      0x0000000000004000LL    DST_PREFIX      0x0000000000008000LL    NEXTHOP         0x0000000000010000LL    INPUT           0x0000000000020000LL    OUTPUT          0x0000000000040000LL    SRCPORT         0x0000000000080000LL        DSTPORT         0x0000000000100000LL    PROT            0x0000000000200000LL    TOS             0x0000000000400000LL    TCP_FLAGS       0x0000000000800000LL        SRC_MASK        0x0000000001000000LL    DST_MASK        0x0000000002000000LL    SRC_AS          0x0000000004000000LL    DST_AS          0x0000000008000000LL        IN_ENCAPS       0x0000000010000000LL    OUT_ENCAPS      0x0000000020000000LL    PEER_NEXTHOP    0x0000000040000000LL    ROUTER_SC       0x0000000080000000LL    EXTRA_PKTS      0x0000000100000000LL    MARKED_TOS      0x0000000200000000LL</screen></para><para>The default value is all fields applicable to the <replaceable>pdu_version</replaceable>.</para></listitem></varlistentry><varlistentry><term>-V<replaceable> pdu_version</replaceable></term><listitem><para>Use <replaceable>pdu_version</replaceable> format output.<literallayout>    1    NetFlow version 1 (No sequence numbers, AS, or mask)    5    NetFlow version 5    6    NetFlow version 6 (5+ Encapsulation size)    7    NetFlow version 7 (Catalyst switches)    8.1  NetFlow AS Aggregation    8.2  NetFlow Proto Port Aggregation    8.3  NetFlow Source Prefix Aggregation    8.4  NetFlow Destination Prefix Aggregation    8.5  NetFlow Prefix Aggregation    8.6  NetFlow Destination (Catalyst switches)    8.7  NetFlow Source Destination (Catalyst switches)    8.8  NetFlow Full Flow (Catalyst switches)    8.9  NetFlow ToS AS Aggregation    8.10 NetFlow ToS Proto Port Aggregation    8.11 NetFlow ToS Source Prefix Aggregation    8.12 NetFlow ToS Destination Prefix Aggregation    8.13 NetFlow ToS Prefix Aggregation    8.14 NetFlow ToS Prefix Port Aggregation    1005 Flow-Tools tagged version 5</literallayout></para></listitem></varlistentry><varlistentry><term>-z<replaceable> z_level</replaceable></term><listitem><para>Configure compression level to <replaceable> z_level</replaceable>.  0 isdisabled (no compression), 9 is highest compression.</para></listitem></varlistentry></variablelist></refsect1><refsect1><title>EXAMPLES</title><informalexample><para>Convert the cflowd file <filename>flows.cflowd</filename> to the flow-toolsfile <filename>flows</filename>.  Store as Version 5 with compression level 5.</para><para>  <command>flow-import -V5 -z5 -f0 &lt flows.cflowd > flows</command></para></informalexample></refsect1><refsect1><title>EXAMPLES</title><informalexample><para>Convert the ASCII CSV data in flows.ascii to flow-tools format.  TheASCII data must include all fields represented by 0xFF31EF in the orderlisted above.  Store as Version 5 with no compression.  </para><para>  <command>flow-import -z0 -f2 -m0xFF31EF &lt flows.ascii > flows</command></para></informalexample></refsect1><refsect1><title>BUGS</title><para>The pcap format is a hack.</para></refsect1><refsect1><title>AUTHOR</title><para><author><firstname>Mark</firstname><surname>Fullmer</surname></author><email>maf@splintered.net</email></para></refsect1><refsect1><title>SEE ALSO</title><para><application>flow-tools</application>(1)</para></refsect1></refentry>