1.\" $NetBSD: traceroute6.8,v 1.11 2005/09/17 15:16:11 ginsbach Exp $ 2.\" $KAME: traceroute6.8,v 1.8 2000/06/12 16:29:18 itojun Exp $ 3.\" 4.\" Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. 5.\" All rights reserved. 6.\" 7.\" Redistribution and use in source and binary forms, with or without 8.\" modification, are permitted provided that the following conditions 9.\" are met: 10.\" 1. Redistributions of source code must retain the above copyright 11.\" notice, this list of conditions and the following disclaimer. 12.\" 2. Redistributions in binary form must reproduce the above copyright 13.\" notice, this list of conditions and the following disclaimer in the 14.\" documentation and/or other materials provided with the distribution. 15.\" 3. Neither the name of the project nor the names of its contributors 16.\" may be used to endorse or promote products derived from this software 17.\" without specific prior written permission. 18.\" 19.\" THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND 20.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22.\" ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE 23.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29.\" SUCH DAMAGE. 30.\" 31.Dd September 17, 2005 32.Dt TRACEROUTE6 8 33.Os 34.\" 35.Sh NAME 36.Nm traceroute6 37.Nd "print the route IPv6 packets will take to the destination" 38.\" 39.Sh SYNOPSIS 40.Nm traceroute6 41.Bk -words 42.Op Fl dIlnrv 43.Ek 44.Bk -words 45.Op Fl f Ar firsthop 46.Ek 47.Bk -words 48.Op Fl g Ar gateway 49.Ek 50.Bk -words 51.Op Fl m Ar hoplimit 52.Ek 53.Bk -words 54.Op Fl p Ar port 55.Ek 56.Bk -words 57.Op Fl q Ar probes 58.Ek 59.Bk -words 60.Op Fl s Ar src 61.Ek 62.Bk -words 63.Op Fl w Ar waittime 64.Ek 65.Bk -words 66.Ar target 67.Op Ar datalen 68.Ek 69.\" 70.Sh DESCRIPTION 71.Bl -tag -width Ds 72.It Fl d 73Debug mode. 74.It Fl f Ar firsthop 75Specify how many hops to skip in trace. 76.It Fl g Ar gateway 77Specify intermediate gateway 78.Po 79.Nm 80uses routing header 81.Pc . 82.It Fl I 83Use ICMP6 ECHO instead of UDP datagrams. 84.It Fl l 85Print both host hostnames and numeric addresses. 86Normally 87.Nm 88prints only hostnames if 89.Fl n 90is not specified, and only numeric addresses if 91.Fl n 92is specified. 93.It Fl m Ar hoplimit 94Specify maximum hoplimit. 95.It Fl n 96Do not resolve numeric address to hostname. 97.It Fl p Ar port 98Set UDP port number to 99.Ar port . 100.It Fl q Ar probes 101Set the number of probe per hop count to 102.Ar probes . 103.It Fl r 104Bypass the normal routing tables and send directly to 105a host on an attached network. 106If the host is not on a directly-attached network, 107an error is returned. 108This option can be used to send probes to a local host 109through an interface that has no route through it 110(e.g., after the interface was dropped by 111.Xr route6d 8 ) . 112.It Fl s Ar src 113.Ar Src 114specifies the source IPv6 address to be used. 115.It Fl v 116Be verbose. 117.It Fl w Ar waittime 118Specify the delay time between probes. 119.El 120.\" 121.Sh EXIT STATUS 122The 123.Nm 124command exits 0 on success, and \*[Gt]0 on errors. 125.\" 126.Sh SEE ALSO 127.Xr ping 8 , 128.Xr ping6 8 , 129.Xr traceroute 8 130.\" 131.Sh HISTORY 132The 133.Nm 134command first appeared in WIDE hydrangea IPv6 protocol stack kit. 135