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139 lines
3.5 KiB
Groff
139 lines
3.5 KiB
Groff
.\"-
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.\" Copyright (c) 1999 Dag-Erling Coïdan Smørgrav
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.\" All rights reserved.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer
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.\" in this position and unchanged.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\" 3. The name of the author may not be used to endorse or promote products
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.\" derived from this software without specific prior written permission.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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.\"
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.\" $FreeBSD$
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.\"
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.Dd August 7, 2001
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.Dt SOCKSTAT 1
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.Os
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.Sh NAME
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.Nm sockstat
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.Nd list open sockets
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.Sh SYNOPSIS
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.Nm
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.Op Fl 46clu
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.Op Fl p Ar ports
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.Sh DESCRIPTION
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The
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.Nm
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command lists open Internet or
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.Ux
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domain sockets.
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.Pp
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The following options are available:
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.Bl -tag -width Fl
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.It Fl 4
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Show
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.Dv AF_INET
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(IPv4) sockets.
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.It Fl 6
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Show
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.Dv AF_INET6
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(IPv6) sockets.
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.It Fl c
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Show connected sockets.
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.It Fl l
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Show listening sockets.
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.It Fl p Ar ports
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Only show Internet sockets if either the local or foreign port number
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is on the specified list.
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The
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.Ar ports
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argument is a comma-separated list of port numbers and ranges
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specified as first and last port separated by a dash.
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.It Fl u
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Show
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.Dv AF_LOCAL
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.Pq Ux
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sockets.
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.El
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.Pp
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If neither
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.Fl 4 , 6
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or
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.Fl u
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is specified,
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.Nm
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will list sockets in all three domains.
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.Pp
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If neither
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.Fl c
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or
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.Fl l
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is specified,
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.Nm
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will list both listening and connected sockets.
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.Pp
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The information listed for each
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socket is:
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.Bl -tag -width "FOREIGN ADDRESS"
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.It Li USER
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The user who owns the socket.
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.It Li COMMAND
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The command which holds the socket.
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.It Li PID
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The process ID of the command which holds the socket.
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.It Li FD
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The file descriptor number of the socket.
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.It Li PROTO
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The transport protocol associated with the socket for Internet
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sockets, or the type of socket (stream or datagram) for
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.Ux
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sockets.
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.It Li LOCAL ADDRESS
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For Internet sockets, this is the address the local end of the socket
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is bound to (see
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.Xr getsockname 2 ) .
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For bound
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.Ux
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sockets, it is the socket's filename.
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For other
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.Ux
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sockets, it is a right arrow followed by the endpoint's filename, or
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.Dq Li ??
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if the endpoint could not be determined.
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.It Li FOREIGN ADDRESS
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(Internet sockets only)
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The address the foreign end of the socket is bound to (see
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.Xr getpeername 2 ) .
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.El
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.Sh SEE ALSO
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.Xr fstat 1 ,
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.Xr netstat 1 ,
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.Xr inet 4 ,
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.Xr inet6 4
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.Sh HISTORY
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The
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.Nm
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command appeared in
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.Fx 3.1 .
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.Sh AUTHORS
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The
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.Nm
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command and this manual page were written by
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.An Dag-Erling Sm\(/orgrav Aq des@FreeBSD.org .
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