<entry>N/A</entry>

	      <entry>N/A</entry>

	    </row>

	    </row>

	    <row>

	    <row>

      <para>FreeBSD supports four serial ports by default.  In the

      <para>FreeBSD supports four serial ports by default.  In the

	MS-DOS world, these are known as

	MS-DOS world, these are known as

	<quote>dumb</quote> multiport serial interface cards, such as

	<quote>dumb</quote> multiport serial interface cards, such as

	the BocaBoard 1008 and 2016, as well as more

	the BocaBoard 1008 and 2016, as well as more

	intelligent multi-port cards such as those made by Digiboard

	intelligent multi-port cards such as those made by Digiboard

	<para>A shell script called <command>MAKEDEV</command> in the

	<para>A shell script called <command>MAKEDEV</command> in the

	  <filename>/dev</filename> directory manages the device special

	  <filename>/dev</filename> directory manages the device special

	  files.  To use <command>MAKEDEV</command> to make dial-up device

	  files.  To use <command>MAKEDEV</command> to make dial-up device

	  <command>cd</command> to <filename>/dev</filename> and issue the

	  <command>cd</command> to <filename>/dev</filename> and issue the

	  command <command>MAKEDEV ttyd0</command>. Likewise, to make dial-up

	  command <command>MAKEDEV ttyd0</command>. Likewise, to make dial-up

	  use <command>MAKEDEV ttyd1</command>.</para>

	  use <command>MAKEDEV ttyd1</command>.</para>

	<para><command>MAKEDEV</command> not only creates the

	<para><command>MAKEDEV</command> not only creates the

	<para>For example to set the <literal>termios</literal> flag

	<para>For example to set the <literal>termios</literal> flag

	  <varname>crtscts</varname> on serial port #1's

	  <varname>crtscts</varname> on serial port #1's

	  devices, the following lines could be added to

	  devices, the following lines could be added to

	  <filename>/etc/rc.serial</filename>:</para>

	  <filename>/etc/rc.serial</filename>:</para>

	<programlisting># Serial port initial configuration

	<programlisting># Serial port initial configuration

	</step>

	</step>

	<step>

	<step>

	    (<devicename>sio0</devicename>).</para>

	    (<devicename>sio0</devicename>).</para>

	  <para>If you do not have a dumb terminal, you can use an old PC/XT

	  <para>If you do not have a dumb terminal, you can use an old PC/XT

	    with a modem program, or the serial port on another Unix box.  If

	    with a modem program, or the serial port on another Unix box.  If

	    (<devicename>sio0</devicename>), get one.  At this time, there is

	    (<devicename>sio0</devicename>), get one.  At this time, there is

	    for the boot blocks without recompiling the boot blocks.  If you

	    for the boot blocks without recompiling the boot blocks.  If you

	    device, you will have to temporarily remove that device and

	    device, you will have to temporarily remove that device and

	    install a new boot block and kernel once you get FreeBSD up and

	    install a new boot block and kernel once you get FreeBSD up and

	    be available on a file/compute/terminal server anyway; if you

	    be available on a file/compute/terminal server anyway; if you

	    (and you cannot switch that something else to

	    (and you cannot switch that something else to

	    then you probably should not even be bothering with all this in

	    then you probably should not even be bothering with all this in

	    the first place.)</para>

	    the first place.)</para>

	</step>

	</step>

	<step>

	<step>

	  <para>Make sure the configuration file of your kernel has

	  <para>Make sure the configuration file of your kernel has

	    (<devicename>sio0</devicename>).</para>

	    (<devicename>sio0</devicename>).</para>

	  <para>Relevant flags are:</para>

	  <para>Relevant flags are:</para>

	      <literal>BOOT_COMCONSOLE_PORT</literal> to the address of the

	      <literal>BOOT_COMCONSOLE_PORT</literal> to the address of the

	      port you want to use (0x3F8, 0x2F8, 0x3E8 or 0x2E8).  Only

	      port you want to use (0x3F8, 0x2F8, 0x3E8 or 0x2E8).  Only

	      <devicename>sio0</devicename> through

	      <devicename>sio0</devicename> through

	      serial cards will not work.  No interrupt setting is

	      serial cards will not work.  No interrupt setting is

	      needed.</para>

	      needed.</para>

	  </step>

	  </step>

	    <para>Create a custom kernel configuration file and add

	    <para>Create a custom kernel configuration file and add

	      appropriate flags for the serial port you want to use. For

	      appropriate flags for the serial port you want to use. For

	      example, if you want to make <devicename>sio1</devicename>

	      example, if you want to make <devicename>sio1</devicename>

	    <programlisting>device sio1 at isa? port "IO_COM2" tty flags 0x10 irq 3</programlisting>

	    <programlisting>device sio1 at isa? port "IO_COM2" tty flags 0x10 irq 3</programlisting>

</informaltable>

</informaltable>

<para>This guide assumes that the modem on the FreeBSD box is connected 

<para>This guide assumes that the modem on the FreeBSD box is connected 

DOS-terms).</para>

DOS-terms).</para>

<para>Finally, we will also assume that your Internet Service Provider (ISP)

<para>Finally, we will also assume that your Internet Service Provider (ISP)

This statement informs the PPP program that it should use the first

This statement informs the PPP program that it should use the first

serial port.

serial port.

Under FreeBSD the '<filename>/dev/cuaa0</filename>' device is the same port that's

Under FreeBSD the '<filename>/dev/cuaa0</filename>' device is the same port that's

<para>

<para>

<informalexample>

<informalexample>