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Diffstat (limited to 'usr.sbin/tcpdrop/tcpdrop.8')
-rw-r--r-- | usr.sbin/tcpdrop/tcpdrop.8 | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/usr.sbin/tcpdrop/tcpdrop.8 b/usr.sbin/tcpdrop/tcpdrop.8 deleted file mode 100644 index b846257..0000000 --- a/usr.sbin/tcpdrop/tcpdrop.8 +++ /dev/null @@ -1,96 +0,0 @@ -.\" $OpenBSD: tcpdrop.8,v 1.5 2004/05/24 13:57:31 jmc Exp $ -.\" -.\" Copyright (c) 2009 Juli Mallett <jmallett@FreeBSD.org> -.\" Copyright (c) 2004 Markus Friedl <markus@openbsd.org> -.\" -.\" Permission to use, copy, modify, and distribute this software for any -.\" purpose with or without fee is hereby granted, provided that the above -.\" copyright notice and this permission notice appear in all copies. -.\" -.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES -.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF -.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR -.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES -.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN -.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF -.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. -.\" -.\" $FreeBSD$ -.\" -.Dd March 24, 2009 -.Dt TCPDROP 8 -.Os -.Sh NAME -.Nm tcpdrop -.Nd drop TCP connections -.Sh SYNOPSIS -.Nm tcpdrop -.Ar local-address -.Ar local-port -.Ar foreign-address -.Ar foreign-port -.Nm tcpdrop -.Op Fl l -.Fl a -.Sh DESCRIPTION -The -.Nm -command may be used to drop TCP connections from the command line. -.Pp -If -.Fl a -is specified then -.Nm -will attempt to drop all active connections. -The -.Fl l -flag may be given to list the tcpdrop invocation to drop all active -connections one at a time. -.Pp -If -.Fl a -is not specified then only the connection between the given local -address -.Ar local-address , -port -.Ar local-port , -and the foreign address -.Ar foreign-address , -port -.Ar foreign-port , -will be dropped. -.Pp -Addresses and ports may be specified by name or numeric value. -Both IPv4 and IPv6 address formats are supported. -.Nm -in case of success or failure. -.Sh EXIT STATUS -.Ex -std -.Sh EXAMPLES -If a connection to -.Xr httpd 8 -is causing congestion on a network link, one can drop the TCP session -in charge: -.Bd -literal -offset indent -# sockstat -c | grep httpd -www httpd 16525 3 tcp4 \e - 192.168.5.41:80 192.168.5.1:26747 -.Ed -.Pp -The following command will drop the connection: -.Bd -literal -offset indent -# tcpdrop 192.168.5.41 80 192.168.5.1 26747 -.Ed -.Pp -The following command will drop all connections but those to or from -port 22, the port used by -.Xr sshd 8 : -.Bd -literal -offset indent -# tcpdrop -l -a | grep -vw 22 | sh -.Ed -.Sh SEE ALSO -.Xr netstat 1 , -.Xr sockstat 1 -.Sh AUTHORS -.An Markus Friedl Aq markus@openbsd.org -.An Juli Mallett Aq jmallett@FreeBSD.org |