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@@ -2,12 +2,12 @@
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.\" Title: nmap
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.\" Author: [see the "Author" section]
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.\" Generator: DocBook XSL Stylesheets v1.78.1 <http://docbook.sf.net/>
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.\" Date: 10/21/2016
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.\" Date: 12/21/2016
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.\" Manual: Nmap Reference Guide
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.\" Source: Nmap
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.\" Language: English
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.\"
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.TH "NMAP" "1" "10/21/2016" "Nmap" "Nmap Reference Guide"
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.TH "NMAP" "1" "12/21/2016" "Nmap" "Nmap Reference Guide"
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.\" -----------------------------------------------------------------
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.\" * Define some portability stuff
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.\" -----------------------------------------------------------------
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@@ -130,7 +130,7 @@ This options summary is printed when Nmap is run with no arguments, and the late
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.RS 4
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.\}
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.nf
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Nmap 7\&.31SVN ( https://nmap\&.org )
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Nmap 7\&.40SVN ( https://nmap\&.org )
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Usage: nmap [Scan Type(s)] [Options] {target specification}
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TARGET SPECIFICATION:
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Can pass hostnames, IP addresses, networks, etc\&.
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@@ -1768,6 +1768,20 @@ filtered
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ports isn\*(Aqt worth the extra time\&.
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.RE
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.PP
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\fB\-\-defeat\-icmp\-ratelimit\fR
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.\" --defeat-icmp-ratelimit
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.RS 4
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Similar to
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\fB\-\-defeat\-rst\-ratelimit\fR, the
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\fB\-\-defeat\-icmp\-ratelimit\fR
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option trades accuracy for speed, increasing UDP scanning speed against hosts that rate\-limit ICMP error messages\&. Because this option causes Nmap to not delay in order to receive the port unreachable messages, a non\-responsive port will be labeled
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closed|filtered
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instead of the default
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open|filtered\&. This has the effect of only treating ports which actually respond via UDP as
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open\&. Since many UDP services do not respond in this way, the chance for inaccuracy is greater with this option than with
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\fB\-\-defeat\-rst\-ratelimit\fR\&.
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.RE
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.PP
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\fB\-\-nsock\-engine epoll|kqueue|poll|select\fR
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.\" --nsock-engine .\" Nsock IO engine
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.RS 4
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@@ -2759,7 +2773,7 @@ file which is distributed with Nmap and also available from
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.\" copyright
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.\" GNU General Public License
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.PP
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The Nmap Security Scanner is (C) 1996\(en2015 Insecure\&.Com LLC\&. Nmap is also a registered trademark of Insecure\&.Com LLC\&. This program is free software; you may redistribute and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; Version 2 (\(lqGPL\(rq), BUT ONLY WITH ALL OF THE CLARIFICATIONS AND EXCEPTIONS DESCRIBED HEREIN\&. This guarantees your right to use, modify, and redistribute this software under certain conditions\&. If you wish to embed Nmap technology into proprietary software, we sell alternative licenses (contact
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The Nmap Security Scanner is (C) 1996\(en2016 Insecure\&.Com LLC ("The Nmap Project")\&. Nmap is also a registered trademark of the Nmap Project\&. This program free software; you may redistribute and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; Version 2 (\(lqGPL\(rq), BUT ONLY WITH ALL OF THE CLARIFICATIONS AND EXCEPTIONS DESCRIBED HEREIN\&. This guarantees your right to use, modify, and redistribute this software under certain conditions\&. If you wish to embed Nmap technology into proprietary software, we sell alternative licenses (contact
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<sales@nmap\&.com>)\&. Dozens of software vendors already license Nmap technology such as host discovery, port scanning, OS detection, version detection, and the Nmap Scripting Engine\&.
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.PP
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Note that the GPL places important restrictions on
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@@ -2836,11 +2850,13 @@ Executes a helper program, module, or script to do any of the above\&.
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.PP
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This list is not exclusive, but is meant to clarify our interpretation of derived works with some common examples\&. Other people may interpret the plain GPL differently, so we consider this a special exception to the GPL that we apply to Covered Software\&. Works which meet any of these conditions must conform to all of the terms of this license, particularly including the GPL Section 3 requirements of providing source code and allowing free redistribution of the work as a whole\&.
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.PP
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As another special exception to the GPL terms, Insecure\&.Com LLC grants permission to link the code of this program with any version of the OpenSSL library which is distributed under a license identical to that listed in the included
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As another special exception to the GPL terms, the Nmap Project grants permission to link the code of this program with any version of the OpenSSL library which is distributed under a license identical to that listed in the included
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docs/licenses/OpenSSL\&.txt
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file, and distribute linked combinations including the two\&.
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.\" OpenSSL: linking exception
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.PP
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The Nmap Project has permission to redistribute Npcap, a packet capturing driver and library for the Microsoft Windows platform\&. Npcap is a separate work with it\*(Aqs own license rather than this Nmap license\&. Since the Npcap license does not permit redistribution without special permission, our Nmap Windows binary packages which contain Npcap may not be redistributed without special permission\&.
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.PP
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Any redistribution of Covered Software, including any derived works, must obey and carry forward all of the terms of this license, including obeying all GPL rules and restrictions\&. For example, source code of the whole work must be provided and free redistribution must be allowed\&. All GPL references to "this License", are to be treated as including the terms and conditions of this license text as well\&.
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.PP
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Because this license imposes special exceptions to the GPL, Covered Work may not be combined (even as part of a larger work) with plain GPL software\&. The terms, conditions, and exceptions of this license must be included as well\&. This license is incompatible with some other open source licenses as well\&. In some cases we can relicense portions of Nmap or grant special permissions to use it in other open source software\&. Please contact fyodor@nmap\&.org with any such requests\&. Similarly, we don\*(Aqt incorporate incompatible open source software into Covered Software without special permission from the copyright holders\&.
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@@ -2854,7 +2870,7 @@ If you have received a written license agreement or contract for Covered Softwar
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.PP
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This
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Nmap Reference Guide
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is (C) 2005\(en2012 Insecure\&.Com LLC\&. It is hereby placed under version 3\&.0 of the
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is (C) 2005\(en2016 Insecure\&.Com LLC\&. It is hereby placed under version 3\&.0 of the
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\m[blue]\fBCreative Commons Attribution License\fR\m[]\&\s-2\u[19]\d\s+2\&. This allows you redistribute and modify the work as you desire, as long as you credit the original source\&. Alternatively, you may choose to treat this document as falling under the same license as Nmap itself (discussed previously)\&.
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.SS "Source Code Availability and Community Contributions"
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.PP
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@@ -2862,7 +2878,7 @@ Source is provided to this software because we believe users have a right to kno
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.PP
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Source code also allows you to port Nmap to new platforms, fix bugs, and add new features\&. You are highly encouraged to send your changes to
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<dev@nmap\&.org>
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for possible incorporation into the main distribution\&. By sending these changes to Fyodor or one of the Insecure\&.Org development mailing lists, it is assumed that you are offering the Nmap Project (Insecure\&.Com LLC) the unlimited, non\-exclusive right to reuse, modify, and relicense the code\&. Nmap will always be available open source,
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for possible incorporation into the main distribution\&. By sending these changes to Fyodor or one of the Insecure\&.Org development mailing lists, it is assumed that you are offering the Nmap Project the unlimited, non\-exclusive right to reuse, modify, and relicense the code\&. Nmap will always be available open source,
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.\" open source
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but this is important because the inability to relicense code has caused devastating problems for other Free Software projects (such as KDE and NASM)\&. We also occasionally relicense the code to third parties as discussed above\&. If you wish to specify special license conditions of your contributions, just say so when you send them\&.
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.SS "No Warranty
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@@ -2928,11 +2944,11 @@ and the
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.SS "United States Export Control
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.\" export control"
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.PP
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Nmap only uses encryption when compiled with the optional OpenSSL support and linked with OpenSSL\&. When compiled without OpenSSL support, Insecure\&.Com LLC believes that Nmap is not subject to U\&.S\&.
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Nmap only uses encryption when compiled with the optional OpenSSL support and linked with OpenSSL\&. When compiled without OpenSSL support, the Nmap Project believes that Nmap is not subject to U\&.S\&.
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\m[blue]\fBExport Administration Regulations (EAR)\fR\m[]\&\s-2\u[31]\d\s+2
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export control\&. As such, there is no applicable ECCN (export control classification number) and exportation does not require any special license, permit, or other governmental authorization\&.
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.PP
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When compiled with OpenSSL support or distributed as source code, Insecure\&.Com LLC believes that Nmap falls under U\&.S\&. ECCN
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When compiled with OpenSSL support or distributed as source code, the Nmap Project believes that Nmap falls under U\&.S\&. ECCN
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\m[blue]\fB5D002\fR\m[]\&\s-2\u[32]\d\s+2
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(\(lqInformation Security Software\(rq)\&. We distribute Nmap under the TSU exception for publicly available encryption software defined in
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\m[blue]\fBEAR 740\&.13(e)\fR\m[]\&\s-2\u[33]\d\s+2\&.
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dmiller