</example>

      </example>

      <para>If you do not have a source of local packages (such as a

      <para>If you do not have a source of local packages (such as a

        <option>-r</option> option to &man.pkg.add.1;.  This will

        <option>-r</option> option to &man.pkg.add.1;.  This will

        cause the utility to automatically determine the correct

        cause the utility to automatically determine the correct

        object format and release and then fetch and install the

        object format and release and then fetch and install the

      <para>Package files are distributed in <filename>.tgz</filename>

      <para>Package files are distributed in <filename>.tgz</filename>

          and <filename>.tbz</filename> formats.  You can find them at <ulink

          and <filename>.tbz</filename> formats.  You can find them at <ulink

          url="ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/packages/"></ulink>,

          url="ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/packages/"></ulink>,

          FreeBSD 4-CD set (and the PowerPak, etc.) contains packages

          FreeBSD 4-CD set (and the PowerPak, etc.) contains packages

          in the <filename>/packages</filename> directory.  The layout

          in the <filename>/packages</filename> directory.  The layout

          of the packages is similar to that of the

          of the packages is similar to that of the

      <para>The port includes instructions on how to build source

      <para>The port includes instructions on how to build source

        code, but does not include the actual source code.  You can

        code, but does not include the actual source code.  You can

        Source code is distributed in whatever manner the software

        Source code is distributed in whatever manner the software

        author desires.  Frequently this is a tarred and gzipped file,

        author desires.  Frequently this is a tarred and gzipped file,

        but it might be compressed with some other tool or even

        but it might be compressed with some other tool or even

      </warning>

      </warning>

      <sect3 id="ports-cd">

      <sect3 id="ports-cd">

        <indexterm>

        <indexterm>

          <primary>ports</primary>

          <primary>ports</primary>

        </indexterm>

        </indexterm>

	  include distfiles.  They take up a lot of room that is

	  include distfiles.  They take up a lot of room that is

	  the FreeBSD PowerPak do include distfiles, and you can

	  the FreeBSD PowerPak do include distfiles, and you can

	  order these sets from a vendor such as the <ulink

	  order these sets from a vendor such as the <ulink

	  url="http://www.freebsdmall.com/">FreeBSD Mall</ulink>.

	  url="http://www.freebsdmall.com/">FreeBSD Mall</ulink>.

	  set.</para>

	  set.</para>

	  <filename>/cdrom</filename>.  (If you use a different mount

	  <filename>/cdrom</filename>.  (If you use a different mount

	  point, set <makevar>CD_MOUNTPTS</makevar> make variable.)

	  point, set <makevar>CD_MOUNTPTS</makevar> make variable.)

	  To begin, change to the

	  To begin, change to the

        <note>

        <note>

          <para>Please be aware that the licenses of a few ports do

          <para>Please be aware that the licenses of a few ports do

            because a registration form needs to be filled out before

            because a registration form needs to be filled out before

            downloading or redistribution is not allowed, or for

            downloading or redistribution is not allowed, or for

            another reason.  If you wish to install a port not

            another reason.  If you wish to install a port not

            order to do so (see the <link linkend="ports-inet">next

            order to do so (see the <link linkend="ports-inet">next

            section</link>).</para>

            section</link>).</para>

	</note>

	</note>

        <para>As with the last section, this section makes an

        <para>As with the last section, this section makes an

          assumption that you have a working Internet connection.  If

          assumption that you have a working Internet connection.  If

          you do not, you will need to perform the <link

          you do not, you will need to perform the <link

          of the distfile into

          of the distfile into

          <filename>/usr/ports/distfiles</filename> manually.</para>

          <filename>/usr/ports/distfiles</filename> manually.</para>

        <para>Installing a port from the Internet is done exactly the

        <para>Installing a port from the Internet is done exactly the

	  same way as it would be if you were installing from a

	  same way as it would be if you were installing from a

	  distfile is downloaded from the Internet instead of read

	  distfile is downloaded from the Internet instead of read

        <para>The steps involved are identical:</para>

        <para>The steps involved are identical:</para>