Editorial review of intro to Terminals.
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@ -619,18 +619,20 @@
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</sect1>
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<sect1 xml:id="term">
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<!--
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<sect1info>
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<info>
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<title>Terminals</title>
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<authorgroup>
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<author>
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<personname>
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<firstname>Sean</firstname>
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<surname>Kelly</surname>
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<contrib>Contributed by in July 1996</contrib>
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</personname>
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<contrib>Contributed by </contrib>
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<!--in July 1996 -->
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</author>
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</authorgroup>
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</sect1info>
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-->
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<title>Terminals</title>
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</info>
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<indexterm><primary>terminals</primary></indexterm>
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@ -653,8 +655,8 @@
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<para>Many terminals can be attached to a &os; system. An older
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spare computer can be used as a terminal wired into a more
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powerful computer running &os;. This can turn what might
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otherwise be a single-user computer into a powerful multiple
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user system.</para>
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otherwise be a single-user computer into a powerful
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multiple-user system.</para>
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<para>&os; supports three types of terminals:</para>
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@ -666,9 +668,8 @@
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to computers over serial lines. They are called
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<quote>dumb</quote> because they have only enough
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computational power to display, send, and receive text.
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No programs can be run on these devices. Dumb terminals
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connect to a computer that has all the power to run text
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editors, compilers, email, games, and so forth.</para>
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No programs can be run on these devices. Instead, dumb terminals
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connect to a computer that runs the needed programs.</para>
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<para>There are hundreds of kinds of dumb terminals made
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by many manufacturers, and just about any kind will work
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@ -685,11 +686,11 @@
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<varlistentry>
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<term>Computers Acting as Terminals</term>
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<listitem>
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<para>If a dumb terminal has just enough ability to
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<para>Since a dumb terminal has just enough ability to
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display, send, and receive text, any spare computer can
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be a dumb terminal. All that is needed is the proper
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cable and some <emphasis>terminal
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emulation</emphasis> software to run on the
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cable and some <firstterm>terminal
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emulation</firstterm> software to run on the
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computer.</para>
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<para>This configuration can be useful. For example, if one
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@ -702,29 +703,24 @@
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&os; that can be used to work through a serial connection:
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&man.cu.1; and &man.tip.1;.</para>
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<para>To connect from a client system that runs &os; to the
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serial connection of another system, use:</para>
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<para>For example, to connect from a client system that runs &os; to the
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serial connection of another system:</para>
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<screen>&prompt.root; <userinput>cu -l <replaceable>serial-port-device</replaceable></userinput></screen>
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<para>Where <quote>serial-port-device</quote> is the name of
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a special device file denoting a serial port on the
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system. These device files are called
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<filename>/dev/cuau<replaceable>N</replaceable></filename>.</para>
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<para>The <quote>N</quote>-part of a device name is the
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serial port number.</para>
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<note>
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<para>Note that device numbers in &os; start from zero and
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not one. This means that <filename>COM1</filename>
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<para>Replace <replaceable>serial-port-device</replaceable> with the device name of
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the connected serial port. These device files are called
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<filename>/dev/cuau<replaceable>N</replaceable></filename>
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on &os; versions 8.x and lower and
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<filename>/dev/cuad<replaceable>N</replaceable></filename>
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on &os; versions 9.x and higher. In either case,
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<replaceable>N</replaceable> is the
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serial port number, starting from zero.
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This means that <filename>COM1</filename>
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is <filename>/dev/cuau0</filename> in &os;.</para>
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</note>
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<note>
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<para>Some people prefer to use other programs available
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<para>Additional programs are available
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through the Ports Collection, such as <package>comms/minicom</package>.</para>
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</note>
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</listitem>
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</varlistentry>
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terminal available. Instead of connecting to a serial
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port, they usually connect to a network like Ethernet.
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Instead of being relegated to text-only applications, they
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can display any X application.</para>
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can display any <application>&xorg;</application> application.</para>
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<para>This chapter does <emphasis>not</emphasis> cover the
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<para>This chapter does not cover the
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setup, configuration, or use of X terminals.</para>
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</listitem>
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</varlistentry>
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