1.\" Copyright (c) 1986 The Regents of the University of California. 2.\" All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. 9.\" 2. Redistributions in binary form must reproduce the above copyright 10.\" notice, this list of conditions and the following disclaimer in the 11.\" documentation and/or other materials provided with the distribution. 12.\" 3. Neither the name of the University nor the names of its contributors 13.\" may be used to endorse or promote products derived from this software 14.\" without specific prior written permission. 15.\" 16.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 17.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 20.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26.\" SUCH DAMAGE. 27.\" 28.\" From: @(#)slstat.8 6.8 (Berkeley) 6/20/91 29.\" $FreeBSD: src/usr.sbin/slstat/slstat.8,v 1.14.2.2 2001/08/16 15:56:33 ru Exp $ 30.\" $DragonFly: src/usr.sbin/slstat/slstat.8,v 1.4 2008/05/02 02:05:08 swildner Exp $ 31.\" 32.Dd October 11, 1996 33.Dt SLSTAT 8 34.Os 35.Sh NAME 36.Nm slstat 37.Nd report serial line IP statistics 38.Sh SYNOPSIS 39.Nm 40.Op Fl i Ar interval 41.Op Fl vr 42.Op Ar unit 43.Sh DESCRIPTION 44The 45.Nm 46utility 47reports certain kernel statistics kept about serial line internet 48protocol traffic. 49.Pp 50The options are as follows: 51.Bl -tag -width indent 52.It Fl i 53Repeat the display indefinitely every 54.Ar interval 55seconds. 56If no 57.Ar interval 58is specified, the default is 5 seconds. 59.It Fl v 60Verbose display of extra fields of information. 61.It Fl r 62Display all values in rate per second rather than amount per interval. 63.It Ar unit 64Is number specifying the 65.Tn SLIP 66interface, or a 67.Tn SLIP 68interface name. 69The default unit is 70.Sy 0 71for interface 72.Sy sl0 . 73.El 74.Pp 75By default, 76.Nm 77displays the following information: 78.Bl -tag -width indent 79.It in 80bytes received 81.It out 82bytes sent 83.It pack 84packets received or sent 85.It comp 86compressed packets received or sent 87.It uncomp 88uncompressed packets received or sent 89.It unknwn 90inbound packets of unknown type 91.It toss 92inbound packets tossed because of error 93.It other 94all other inbound or outbound ip packets 95.It err 96input or output errors 97.It search 98searches for connection state 99.It miss 100times we could not find a connection state 101.It coll 102collisions with end of clists. 103If you get many collisions (more than one or two 104a day) you probably do not have enough clists 105and you should increase 106.Dv nclist 107in param.c. 108.El 109.Sh EXAMPLES 110The command: 111.Dl slstat -i 5 112will print what the system is doing every five 113seconds. 114.Sh SEE ALSO 115.Xr fstat 1 , 116.Xr netstat 1 , 117.Xr nfsstat 1 , 118.Xr ps 1 , 119.Xr systat 1 , 120.Xr iostat 8 , 121.Xr pppstats 8 , 122.Xr pstat 8 123.Pp 124The sections starting with ``Interpreting system activity'' in 125.%T "Installing and Operating 4.3BSD" . 126