diff --git a/en_US.ISO8859-1/articles/ipsec-must/article.sgml b/en_US.ISO8859-1/articles/ipsec-must/article.sgml
index 69fea7065d..5222252130 100644
--- a/en_US.ISO8859-1/articles/ipsec-must/article.sgml
+++ b/en_US.ISO8859-1/articles/ipsec-must/article.sgml
@@ -1,7 +1,7 @@
 <!--
     The FreeBSD Documentation Project
 
-    $FreeBSD$
+    $FreeBSD: doc/en_US.ISO8859-1/articles/ipsec-must/article.sgml,v 1.6 2001/07/29 09:47:40 dd Exp $
 -->
 
 <!DOCTYPE article PUBLIC "-//FreeBSD//DTD DocBook V4.1-Based Extension//EN" [
@@ -88,13 +88,11 @@
 	interface in your <link linkend="kernel">kernel's config
 	file</link>.</para>
 
-      <para>The command
+      <para>The command</para>
 
-      <screen>
-      <userinput><command>tcpdump</command> -c 4000 -s 10000 -w <replaceable>dumpfile.bin</replaceable></userinput>
-      </screen>
+      <screen><userinput><command>tcpdump</command> -c 4000 -s 10000 -w <replaceable>dumpfile.bin</replaceable></userinput></screen>
 
-      will capture 4000 raw packets to
+      <para>will capture 4000 raw packets to
       <replaceable>dumpfile.bin</replaceable>.  Up to 10,000 bytes per
       packet will be captured in this example.</para>
     </sect2>
@@ -116,8 +114,8 @@
       </step>
 
       <step>
-	<para>In the <quote>secure</quote> window, run the UNIX
-	  command &man.yes.1;, which will stream the <quote>y</quote>
+	<para>In the <quote>secure</quote> window, run the Unix
+	  command &man.yes.1;, which will stream the <literal>y</literal>
 	  character.  After a while, stop this.  Switch to the
 	  insecure window, and repeat.  After a while, stop.</para>
       </step>
@@ -130,8 +128,7 @@
 	  the <quote>normal</quote> connection has 29% (2.1) of the
 	  expected value.</para>
 
-    <screen>
-&prompt.user; <userinput>tcpdump -c 4000 -s 10000 -w <replaceable>ipsecdemo.bin</replaceable></userinput>
+    <screen>&prompt.user; <userinput>tcpdump -c 4000 -s 10000 -w <replaceable>ipsecdemo.bin</replaceable></userinput>
 &prompt.user; <userinput>uliscan <replaceable>ipsecdemo.bin</replaceable></userinput>
 
 Uliscan 21 Dec 98
@@ -144,8 +141,7 @@ Expected value for L=8 is 7.1836656
 6.4100 ---------------------------------------------------
 2.1101 -----------------
 2.0838 -----------------
-2.0983 -----------------
-</screen>
+2.0983 -----------------</screen>
       </step>
     </procedure>
   </sect1>
@@ -186,21 +182,19 @@ Expected value for L=8 is 7.1836656
 
     <para>A comprehensive guide on running IPsec on FreeBSD is
       provided in <ulink
-      url="http://www.freebsd.org/handbook/ipsec.html">FreeBSD
+      url="../../books/handbook/ipsec.html">FreeBSD
       Handbook</ulink>.</para>
   </sect1>
 
   <sect1 id="kernel">
-    <title>usr/src/sys/i386/conf/KERNELNAME</title>
+    <title>src/sys/i386/conf/KERNELNAME</title>
 
     <para>This needs to be present in the kernel config file in order
       to be able to capture network data with &man.tcpdump.1;.  Be sure
       to run &man.config.8; after adding this, and rebuild and
       reinstall.</para>
 
-<programlisting>
-device	bpf
-</programlisting>
+    <programlisting>device	bpf</programlisting>
   </sect1>
 
     <sect1 id="code">
@@ -211,8 +205,7 @@ device	bpf
           url="http://www.geocities.com/SiliconValley/Code/4704/uliscanc.txt">
           this link</ulink>.</para>
 
-<programlisting>
-/*
+<programlisting>/*
   ULISCAN.c   ---blocksize of 8
 
   1 Oct 98
@@ -339,7 +332,6 @@ char **argv;
       }
     }
   }
-}
-</programlisting>
+}</programlisting>
   </sect1>
 </article>