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author | toma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da> | 2009-11-25 17:56:58 +0000 |
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committer | toma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da> | 2009-11-25 17:56:58 +0000 |
commit | bcb704366cb5e333a626c18c308c7e0448a8e69f (patch) | |
tree | f0d6ab7d78ecdd9207cf46536376b44b91a1ca71 /doc/krfb/index.docbook | |
download | tdenetwork-bcb704366cb5e333a626c18c308c7e0448a8e69f.tar.gz tdenetwork-bcb704366cb5e333a626c18c308c7e0448a8e69f.zip |
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923
git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdenetwork@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
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diff --git a/doc/krfb/index.docbook b/doc/krfb/index.docbook new file mode 100644 index 00000000..d8beeab3 --- /dev/null +++ b/doc/krfb/index.docbook @@ -0,0 +1,652 @@ +<?xml version="1.0" ?> +<!DOCTYPE book PUBLIC "-//KDE//DTD DocBook XML V4.2-Based Variant V1.1//EN" "dtd/kdex.dtd" [ + <!ENTITY kappname "&krfb;"> + <!ENTITY package "kdenetwork"> + <!ENTITY % addindex "IGNORE"> + <!ENTITY % English "INCLUDE"> <!-- ONLY If you are writing non-English + original documentation, change + the language here --> + + <!-- Do not define any other entities; instead, use the entities + from entities/general.entities and $LANG/user.entities. --> +]> +<!-- Based on kdoctemplate v0.9 January 10 2003 --> + +<book lang="&language;"> + +<!-- This header contains all of the meta-information for the document such +as Authors, publish date, the abstract, and Keywords --> + +<bookinfo> +<title>The &krfb; Handbook</title> + +<authorgroup> +<author> +&Brad.Hards; +&Brad.Hards.mail; +</author> +</authorgroup> + +<!-- TRANS:ROLES_OF_TRANSLATORS --> + +<copyright> +<year>2003</year> +<holder>&Brad.Hards;</holder> +</copyright> +<!-- Translators: put here the copyright notice of the translation --> + +<legalnotice>&FDLNotice;</legalnotice> + +<!-- Date and version information of the documentation +Don't forget to include this last date and this last revision number, we +need them for translation coordination ! +Please respect the format of the date (YYYY-MM-DD) and of the version +(V.MM.LL), it could be used by automation scripts. +Do NOT change these in the translation. --> + +<date>2003-09-17</date> +<releaseinfo>1.0.1</releaseinfo> + +<!-- Abstract about this handbook --> + +<abstract> +<para> +&krfb; is a server application that allows you to share your current +session with a user on another machine, who can use a VNC client to +view or even control the desktop. +</para> +</abstract> + +<!-- This is a set of Keywords for indexing by search engines. +Please at least include KDE, the KDE package it is in, the name + of your application, and a few relevant keywords. --> + +<keywordset> +<keyword>KDE</keyword> +<keyword>kdenetwork</keyword> +<keyword>krfb</keyword> +<keyword>VNC</keyword> +<keyword>RFB</keyword> +<keyword>krdc</keyword> +<keyword>Desktop Sharing</keyword> +<keyword>Remote Control</keyword> +<keyword>Remote Assistance</keyword> +<keyword>Remote Desktop</keyword> +</keywordset> + +</bookinfo> + +<!-- The contents of the documentation begin here. Label +each chapter so with the id attribute. This is necessary for two reasons: it +allows you to easily reference the chapter from other chapters of your +document, and if there is no ID, the name of the generated HTML files will vary +from time to time making it hard to manage for maintainers and for the CVS +system. Any chapter labelled (OPTIONAL) may be left out at the author's +discretion. Other chapters should not be left out in order to maintain a +consistent documentation style across all KDE apps. --> + +<chapter id="introduction"> +<title>Introduction</title> + +<!-- The introduction chapter contains a brief introduction for the +application that explains what it does and where to report +problems. Basically a long version of the abstract. Don't include a +revision history. (see installation appendix comment) --> + +<para> +&krfb; is a server application that allows you to share your current +session with a user on another machine, who can use a VNC client to +view or even control the desktop. +</para> + +<para> +You would typically use &krfb; with the &kde; VNC client, which is +&krdc;, since it closely matches the special features of &krfb;. +</para> + +<para> +&krfb; doesn't require you to start a new X session - it can share +the current session. This makes it very useful when you want someone +to help you perform a task. +</para> + +<para> +Please report any problems or feature requests to the &kde; mailing +lists or file a bug at <ulink +url="http://bugs.kde.org">http://bugs.kde.org</ulink>. +</para> +</chapter> + +<chapter id="what-is-RFB"> +<title>The Remote Frame Buffer protocol</title> + +<para> +This chapter provides a brief description of the Remote Frame Buffer +protocol used by &krfb; and by other compatible systems. If you are +already familiar with Remote Frame Buffer, you can safely skip this +chapter. +</para> + +<para> +The high level implementation of a system using the Remote Frame +Buffer protocol is known as Virtual Network Computer, or more often +just as <acronym>VNC</acronym>. +</para> + +<para> +Remote Frame Buffer (or <acronym>RFB</acronym> for short) is a simple +protocol for remote access to graphical user interfaces. It works at +the frame-buffer level, which roughly corresponds to the rendered +screen image, which means that it can be applied to all windowing +systems (including X11, &MacOS; and &Microsoft; &Windows;). Remote +Frame Buffer applications exist for many platforms, and can often be +free re-distributed. +</para> + +<para> +In the Remote Frame Buffer protocol, the application that runs on the +machine where the user sits (containing the display, keyboard and +pointer) is called the client. The application that runs on the +machine where the framebuffer is located (which is running the +windowing system and applications that the user is remotely +controlling) is called the server. &krfb; is the &kde; server for the +Remote Frame Buffer protocol. &krdc; is the &kde; client for the +Remote Frame Buffer protocol. +</para> + +<para> +It takes a reasonable amount of network traffic to send an image of +the framebuffer, so Remote Frame Buffer works best over high +bandwidth links, such as a local area network. It is still possible to +use &krfb; over other links, but performance is unlikely to be as good. +</para> + +</chapter> + +<chapter id="using-krfb"> +<title>Using &krfb;</title> + +<!-- This chapter should tell the user how to use your app. You should use as +many sections (Chapter, Sect1, Sect3, etc...) as is necessary to fully document +your application. --> + +<para> +It is very easy to use &krfb; - it has a simple interface, as shown in +the screenshot below. +</para> + +<para> +<screenshot> +<screeninfo>Here's a screenshot of &krfb;</screeninfo> + <mediaobject> + <imageobject> + <imagedata fileref="screenshot.png" format="PNG"/> + </imageobject> + <imageobject> + <imagedata fileref="screenshot.eps" format="EPS"/> + </imageobject> + <textobject> + <phrase>&krfb; main window</phrase> + </textobject> + </mediaobject> +</screenshot> +</para> + +<para> +When you want to allow someone to access your desktop, you can create +an personal invitation using the <guibutton>Create Personal +Invitation...</guibutton> button, which will bring up a window +containing the information needed to access your desktop. An example +is shown below. +</para> + +<para> +<screenshot> +<screeninfo>Example &krfb; personal invitation</screeninfo> + <mediaobject> + <imageobject> + <imagedata fileref="personal_invitation.png" format="PNG"/> + </imageobject> + <imageobject> + <imagedata fileref="personal_invitation.eps" format="EPS"/> + </imageobject> + <textobject> + <phrase>Example &krfb; personal invitation</phrase> + </textobject> + </mediaobject> +</screenshot> +</para> + +<para> +To increase security, the invitation is only valid for an +hour after it is created, and of course the person connecting has to +have the correct password. +</para> + +<para> +Since you may want to invite someone to access your desktop by email, +&krfb; can create invitations as email messages. You can create such +an invitation using the <guibutton>Invite via Email...</guibutton> +button on the &krfb; main window. This will usually bring up an email +message that looks like the following, ready for you to type in the +email address of the person you are sending the invitation to. +</para> + +<para> +<screenshot> +<screeninfo>Example &krfb; email invitation</screeninfo> + <mediaobject> + <imageobject> + <imagedata fileref="email_invitation.png" format="PNG"/> + </imageobject> + <imageobject> + <imagedata fileref="email_invitation.eps" format="EPS"/> + </imageobject> + <textobject> + <phrase>Example &krfb; email invitation</phrase> + </textobject> + </mediaobject> +</screenshot> +</para> + +<warning> +<para> +&krfb; will warn you about the security implications of sending this +information across an insecure link. You must heed those warnings. +</para> +<para> +If you cannot encrypt the email (or otherwise secure the link), +sending invitations by email is a very serious security risk, since +anyone can read the password and address from the email as it passes +over the network. This means that they can potentially take control of +your machine. +</para> +<para> +If you cannot encrypt the email message, it may be better to use a +personal invitation, telephone the person you are giving access to, +verify the identity of that person, and provide the required +invitation information that way. +</para> +</warning> + +<sect1 id="krfb-managing-invitations"> +<title>Managing &krfb; invitations</title> + +<para> +Having created an invitation (either a personal invitation or one that +was sent by email), &krfb; allows you to manage those invitations. The +dialog to control these is available using <guibutton>Manage +Invitations...</guibutton> on the &krfb; main window. If you select +that button, &krfb; will bring up a window as shown below. +</para> + +<para> +<screenshot> +<screeninfo>&krfb; invitation management</screeninfo> + <mediaobject> + <imageobject> + <imagedata fileref="invitation_management.png" format="PNG"/> + </imageobject> + <imageobject> + <imagedata fileref="invitation_management.eps" format="EPS"/> + </imageobject> + <textobject> + <phrase>&krfb; invitation management</phrase> + </textobject> + </mediaobject> +</screenshot> +</para> + +<para> +The invitation management window allows you to create more invitations +(using the <guibutton>New Personal Invitation...</guibutton> and +<guibutton>New Email Invitation...</guibutton> buttons, which have the +same effect as the <guibutton>Create Personal Invitation...</guibutton> +and <guibutton>Invite via Email...</guibutton> buttons on the &krfb; main +window. +</para> + +<para> +The invitation managment window also allows you to delete existing +invitations. To just delete one of the invitations, select it with the +mouse or keyboard tabs (it should become highlighted), and then select +the <guibutton>Delete</guibutton>. To delete all invitations, just +select the <guibutton>Delete All</guibutton> button. +</para> + +<!-- OK, so this is obvious, I only did it for completeness --> +<para> +Selecting <guibutton>Close</guibutton> closes this dialog. +</para> + +</sect1> + +<sect1 id="krfb-configuration"> +<title>Configuring &krfb;</title> +<para> +In addition to the main &krfb; interface shown and described above, you can also +control &krfb; using its control module, which you can access using +the normal &kde; control center, and you can also access using the +<guibutton>Configure...</guibutton> on the &krfb; main window. The &krfb; +configuration is controlled using a tabbed window, as shown in the +screenshot below: +</para> + +<para> +<screenshot> +<screeninfo>&krfb; Configuration (Access Tab)</screeninfo> + <mediaobject> + <imageobject> + <imagedata fileref="configuration_access.png" format="PNG"/> + </imageobject> + <imageobject> + <imagedata fileref="configuration_access.eps" format="EPS"/> + </imageobject> + <textobject> + <phrase>&krfb; Configuration (Access Tab)</phrase> + </textobject> + </mediaobject> +</screenshot> +</para> + +<para> +The <guilabel>Access</guilabel> tab allows you configure settings +related to access to the &krfb; server. +</para> + +<para> +The <guibutton>Create and Manage Invitations...</guibutton> takes you to +the <link linkend="krfb-managing-invitations">&krfb; invitation management window</link>, +which was described previously. +</para> + +<para> +The <guilabel>Announce service on the network</guilabel> checkbox +controls whether &krfb; announces invitations over the network using +Service Location Protocol. This is normally a good idea, but only +works really well with a Service Location Protocol aware client, such +as &krdc;. +</para> + +<para> +The <guilabel>Allow uninvited connections</guilabel> checkbox controls +whether &krfb; allows connection without an invitation. If uninvited +connections are allowed, then you should probably specify a +password. You can also use the checkboxes here to choose whether you +have to confirm the connection before it proceeds, and whether the +person connecting can control the desktop, or only view. +</para> + +<para> +If the machine is a workstation, and you choose to allow uninvited +connections, you probably want to select the <guilabel>Confirm +uninvited connections before accepting</guilabel>. Conversely, if the +machine is a server and you are using &krfb; for remote +administration, you probably want to deselect <guilabel>Confirm +uninvited connections before accepting</guilabel>. +</para> + +<note> +<para> +&krfb; uses the normal RFB password system, which does not transfer +your password in the clear across the network. Instead, it uses a +challenge-response system. This is reasonably secure, as long as the +password is securely guarded. +</para> +</note> + +<para> +&krfb; allows you to control whether the background image is passed to +the client, or not. This is controlled using a checkbox in the +<guilabel>Session</guilabel> tab, as shown below. +</para> + +<para> +<screenshot> +<screeninfo>&krfb; Configuration (Session Tab)</screeninfo> + <mediaobject> + <imageobject> + <imagedata fileref="configuration_session.png" format="PNG"/> + </imageobject> + <imageobject> + <imagedata fileref="configuration_session.eps" format="EPS"/> + </imageobject> + <textobject> + <phrase>&krfb; Configuration (Session Tab)</phrase> + </textobject> + </mediaobject> +</screenshot> +</para> + +<para> +If you check the box, &krfb; will not transfer the background +image. If you leave it blank, it is up to the client whether the +background image is transferred or not transferred. +</para> + +<para> +The <guilabel>Network</guilabel> tab allows control over the port that +&krfb; uses, as shown below. +</para> + +<para> +<screenshot> +<screeninfo>&krfb; Configuration (Network Tab)</screeninfo> + <mediaobject> + <imageobject> + <imagedata fileref="configuration_network.png" format="PNG"/> + </imageobject> + <imageobject> + <imagedata fileref="configuration_network.eps" format="EPS"/> + </imageobject> + <textobject> + <phrase>&krfb; Configuration (Network Tab)</phrase> + </textobject> + </mediaobject> +</screenshot> +</para> + +<para> +If you select the <guilabel>Assign port automatically</guilabel> +checkbox, then &krfb; will locate a suitable port, and invitations +will match this port. If you deselect the <guilabel>Assign port +automatically</guilabel> checkbox, you can specify a particular +port. Specifying a particular port may be useful if you are using +port-forwarding on the firewall. Note that if Service Location +Protocol is turned on, this will automatically deal with identifying +the correct port. +</para> + +</sect1> + +<sect1 id="krfb-connection"> +<title>What happens when someone connects to &krfb;</title> + +<para> +When someone connects to &krfb; on your machine, you will get a pop-up +notification that looks like the following screenshot, unless you are +accepting uninvited connections without warning. +</para> +<para> +<screenshot> +<screeninfo>&krfb; Connection Window</screeninfo> + <mediaobject> + <imageobject> + <imagedata fileref="connection.png" format="PNG"/> + </imageobject> + <imageobject> + <imagedata fileref="connection.eps" format="EPS"/> + </imageobject> + <textobject> + <phrase>&krfb; Connection Window</phrase> + </textobject> + </mediaobject> +</screenshot> +</para> + +<para> +If you <guibutton>Accept Connection</guibutton>, the client can +proceed to authenticate (which requires the correct password for a +personal invitation or email invitation). If you <guibutton>Refuse +Connection</guibutton>, then the attempt to connect will be terminated. +</para> + +<para> +The <guilabel>Allow remote user to control keyboard and +mouse</guilabel> checkbox determines whether this client can only +observe, or can take control of your machine. +</para> + +<para> +If the client connection is successful, and used the password from a +personal invitation or email invitation, then that invitation is +deleted and cannot be used again. You will also get a small pop-up +window in the dock, that shows that the connection has been made. +</para> + +</sect1> +</chapter> + +<chapter id="dcop"> +<title>Developer's Guide to &krfb;</title> + +<para> +&krfb; supports a small number of &DCOP; commands, which are described +in this chapter. If you aren't familiar with &DCOP;, then you don't +need to worry about this. However if you'd like to automate some of +your &krfb; (or other &kde; application) actions, &DCOP; is a useful +tool. You can find out more about &DCOP; in its on-line documentation, +and in tutorials on <ulink +url="http://developer.kde.org">http://developer.kde.org</ulink>. +</para> + +<para> +You can shut down the &krfb; application using the quit command, as +shown in this example: +</para> + +<informalexample> +<screen> +<prompt>%</prompt>dcop krfb-1507 MainApplication-Interface quit +</screen> +</informalexample> + +<note> +<para> +You will need to change the <userinput>krfb-1507</userinput> in the +example to match the instance of &krfb; that you actually want to +shutdown. If you run <command>dcop</command> with no options, you will +get a list of all applications that are running and &DCOP; can +control. +</para> +</note> + +</chapter> + +<chapter id="faq"> +<title>Questions and Answers</title> + +<!-- (OPTIONAL but recommended) This chapter should include all of the silly +(and not-so-silly) newbie questions that fill up your mailbox. This chapter +should be reserved for BRIEF questions and answers! If one question uses more +than a page or so then it should probably be part of the +"Using this Application" chapter instead. You should use links to +cross-reference questions to the parts of your documentation that answer them. +This is also a great place to provide pointers to other FAQ's if your users +must do some complicated configuration on other programs in order for your +application work. --> + + +&reporting.bugs; +&updating.documentation; + +<!-- Needs some content. +<qandaset id="faqlist"> +<qandaentry> +<question> +<para>A question </para> +</question> +<answer> +<para>and an answer.</para> +</answer> +</qandaentry> +</qandaset> +--> +</chapter> + +<chapter id="credits"> + +<!-- Include credits for the programmers, documentation writers, and +contributors here. The license for your software should then be included below +the credits with a reference to the appropriate license file included in the KDE +distribution. --> + +<title>Credits and License</title> + +<para> +&krfb; +</para> +<para> +Program copyright 2002 Tim Jansen <email>[email protected]</email> +</para> +<para> +Contributors: +<itemizedlist> +<listitem><para>Ian Reinhart Geiser <email>[email protected]</email></para> +</listitem> +</itemizedlist> +</para> + +<para> +Documentation Copyright © 2003 &Brad.Hards; &Brad.Hards.mail; +</para> + +<!-- TRANS:CREDIT_FOR_TRANSLATORS --> + +&underFDL; <!-- FDL: do not remove --> + +&underGPL; <!-- GPL License --> + +</chapter> + +<appendix id="installation"> +<title>Installation</title> + +<sect1 id="getting-krfb"> +<title>How to obtain &krfb;</title> + +<!-- This first entity contains boiler plate for applications that are +part of KDE CVS. You should remove it if you are releasing your +application --> + +&install.intro.documentation; + +</sect1> + +<sect1 id="compilation"> +<title>Compilation and Installation</title> + +<!-- This entity contains the boilerplate text for standard --> +<!-- compilation instructions. If your application requires any --> +<!-- special handling, remove it, and replace with your own text. --> + +&install.compile.documentation; + +</sect1> + +</appendix> + +&documentation.index; +</book> + +<!-- +Local Variables: +mode: xml +sgml-minimize-attributes:nil +sgml-general-insert-case:lower +sgml-indent-step:0 +sgml-indent-data:nil +End: + +vim:tabstop=2:shiftwidth=2:expandtab +--> |