Use actual comments to comment blocks and don't leave empty lines in the
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joerg
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dist/tcpdump/tcpdump.8
vendored
144
dist/tcpdump/tcpdump.8
vendored
@ -1,7 +1,7 @@
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.\" $NetBSD: tcpdump.8,v 1.17 2009/09/10 15:02:49 wiz Exp $
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.\" $NetBSD: tcpdump.8,v 1.18 2009/10/21 22:56:56 joerg Exp $
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.\" @(#) Header: /tcpdump/master/tcpdump/tcpdump.1,v 1.167.2.11 2007/06/15 20:13:49 guy Exp (LBL)
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.\"
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.\" $NetBSD: tcpdump.8,v 1.17 2009/09/10 15:02:49 wiz Exp $
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.\" $NetBSD: tcpdump.8,v 1.18 2009/10/21 22:56:56 joerg Exp $
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.\"
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.\" Copyright (c) 1987, 1988, 1989, 1990, 1991, 1992, 1994, 1995, 1996, 1997
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.\" The Regents of the University of California. All rights reserved.
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@ -175,78 +175,78 @@ capturing packets.
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.LP
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Reading packets from a network interface may require that you have
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special privileges:
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\" .TP
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\" .B Under SunOS 3.x or 4.x with NIT or BPF:
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\" You must have read access to
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\" .I /dev/nit
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\" or
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\" .IR /dev/bpf* .
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\" .TP
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\" .B Under Solaris with DLPI:
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\" You must have read/write access to the network pseudo device, e.g.
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\" .IR /dev/le .
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\" On at least some versions of Solaris, however, this is not sufficient to
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\" allow
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\" .I tcpdump
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\" to capture in promiscuous mode; on those versions of Solaris, you must
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\" be root, or
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\" .I tcpdump
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\" must be installed setuid to root, in order to capture in promiscuous
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\" mode. Note that, on many (perhaps all) interfaces, if you don't capture
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\" in promiscuous mode, you will not see any outgoing packets, so a capture
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\" not done in promiscuous mode may not be very useful.
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\" .TP
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\" .B Under HP-UX with DLPI:
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\" You must be root or
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\" .I tcpdump
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\" must be installed setuid to root.
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\" .TP
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\" .B Under IRIX with snoop:
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\" You must be root or
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\" .I tcpdump
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\" must be installed setuid to root.
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\" .TP
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\" .B Under Linux:
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\" You must be root or
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\" .I tcpdump
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\" must be installed setuid to root (unless your distribution has a kernel
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\" that supports capability bits such as CAP_NET_RAW and code to allow
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\" those capability bits to be given to particular accounts and to cause
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\" those bits to be set on a user's initial processes when they log in, in
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\" which case you must have CAP_NET_RAW in order to capture and
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\" CAP_NET_ADMIN to enumerate network devices with, for example, the
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\" .B \-D
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\" flag).
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\" .TP
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\" .B Under ULTRIX and Digital UNIX/Tru64 UNIX:
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\" Any user may capture network traffic with
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\" .IR tcpdump .
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\" However, no user (not even the super-user) can capture in promiscuous
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\" mode on an interface unless the super-user has enabled promiscuous-mode
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\" operation on that interface using
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\" .IR pfconfig (8),
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\" and no user (not even the super-user) can capture unicast traffic
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\" received by or sent by the machine on an interface unless the super-user
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\" has enabled copy-all-mode operation on that interface using
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\" .IR pfconfig ,
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\" so
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\" .I useful
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\" packet capture on an interface probably requires that either
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\" promiscuous-mode or copy-all-mode operation, or both modes of
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\" operation, be enabled on that interface.
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\" .TP
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\" .B Under BSD (this includes Mac OS X):
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.\" .TP
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.\" .B Under SunOS 3.x or 4.x with NIT or BPF:
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.\" You must have read access to
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.\" .I /dev/nit
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.\" or
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.\" .IR /dev/bpf* .
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.\" .TP
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.\" .B Under Solaris with DLPI:
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.\" You must have read/write access to the network pseudo device, e.g.
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.\" .IR /dev/le .
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.\" On at least some versions of Solaris, however, this is not sufficient to
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.\" allow
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.\" .I tcpdump
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.\" to capture in promiscuous mode; on those versions of Solaris, you must
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.\" be root, or
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.\" .I tcpdump
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.\" must be installed setuid to root, in order to capture in promiscuous
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.\" mode. Note that, on many (perhaps all) interfaces, if you don't capture
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.\" in promiscuous mode, you will not see any outgoing packets, so a capture
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.\" not done in promiscuous mode may not be very useful.
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.\" .TP
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.\" .B Under HP-UX with DLPI:
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.\" You must be root or
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.\" .I tcpdump
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.\" must be installed setuid to root.
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.\" .TP
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.\" .B Under IRIX with snoop:
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.\" You must be root or
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.\" .I tcpdump
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.\" must be installed setuid to root.
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.\" .TP
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.\" .B Under Linux:
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.\" You must be root or
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.\" .I tcpdump
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.\" must be installed setuid to root (unless your distribution has a kernel
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.\" that supports capability bits such as CAP_NET_RAW and code to allow
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.\" those capability bits to be given to particular accounts and to cause
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.\" those bits to be set on a user's initial processes when they log in, in
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.\" which case you must have CAP_NET_RAW in order to capture and
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.\" CAP_NET_ADMIN to enumerate network devices with, for example, the
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.\" .B \-D
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.\" flag).
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.\" .TP
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.\" .B Under ULTRIX and Digital UNIX/Tru64 UNIX:
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.\" Any user may capture network traffic with
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.\" .IR tcpdump .
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.\" However, no user (not even the super-user) can capture in promiscuous
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.\" mode on an interface unless the super-user has enabled promiscuous-mode
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.\" operation on that interface using
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.\" .IR pfconfig (8),
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.\" and no user (not even the super-user) can capture unicast traffic
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.\" received by or sent by the machine on an interface unless the super-user
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.\" has enabled copy-all-mode operation on that interface using
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.\" .IR pfconfig ,
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.\" so
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.\" .I useful
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.\" packet capture on an interface probably requires that either
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.\" promiscuous-mode or copy-all-mode operation, or both modes of
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.\" operation, be enabled on that interface.
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.\" .TP
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.\" .B Under BSD (this includes Mac OS X):
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You must have read access to
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\" .I /dev/bpf*
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\" on systems that don't have a cloning BPF device, or to
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.\" .I /dev/bpf*
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.\" on systems that don't have a cloning BPF device, or to
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.I /dev/bpf .
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\" on systems that do.
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\" On BSDs with a devfs (this includes Mac OS X), this might involve more
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\" than just having somebody with super-user access setting the ownership
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\" or permissions on the BPF devices - it might involve configuring devfs
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\" to set the ownership or permissions every time the system is booted,
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\" if the system even supports that; if it doesn't support that, you might
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\" have to find some other way to make that happen at boot time.
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.\" on systems that do.
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.\" On BSDs with a devfs (this includes Mac OS X), this might involve more
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.\" than just having somebody with super-user access setting the ownership
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.\" or permissions on the BPF devices - it might involve configuring devfs
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.\" to set the ownership or permissions every time the system is booted,
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.\" if the system even supports that; if it doesn't support that, you might
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.\" have to find some other way to make that happen at boot time.
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.LP
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Reading a saved packet file doesn't require special privileges.
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.SH OPTIONS
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