diff --git a/en_US.ISO8859-1/books/faq/book.sgml b/en_US.ISO8859-1/books/faq/book.sgml
index 4ca0387d31..0d320e4e03 100644
--- a/en_US.ISO8859-1/books/faq/book.sgml
+++ b/en_US.ISO8859-1/books/faq/book.sgml
@@ -15,7 +15,7 @@
       </author>
     </authorgroup>
 
-    <pubdate>$FreeBSD: doc/en_US.ISO_8859-1/books/faq/book.sgml,v 1.134 2001/01/05 20:12:11 alex Exp $</pubdate>
+    <pubdate>$FreeBSD: doc/en_US.ISO_8859-1/books/faq/book.sgml,v 1.135 2001/01/05 20:44:26 alex Exp $</pubdate>
 
     <abstract>
       <para>This is the FAQ for FreeBSD versions 2.X, 3.X, and 4.X.
@@ -9224,7 +9224,9 @@ ATDT1234567</programlisting>
             <emphasis remap=bf>and</emphasis> have the <quote>don't
             fragment</quote> bit set (default of TCP) and the Telco router
             is not sending ICMP <quote>must fragment</quote> back to the
-            www site you are trying to load. When the www server is sending
+            www site you are trying to load.  (Alternatively, the router is
+	    sending the ICMP packet correctly, but the firewall at the www
+	    site is dropping it.)  When the www server is sending
             you frames that don't fit into the PPPoE pipe the Telco router
             drops them on the floor and your page doesn't load (some
             pages/graphics do as they are smaller than a MSS.) This seems
@@ -9242,9 +9244,14 @@ ATDT1234567</programlisting>
             (more accurately it should be <quote>1464</quote> to fit TCP
             packets into a PPPoE frame perfectly but the
             <quote>1450</quote> gives you a margin of error for other IP
-            protocols you may encounter).</para>
+            protocols you may encounter).  This registry key is reported to
+	    have moved to
+	    <literal>Tcpip\Parameters\Interfaces\<replaceable>ID for adapter</replaceable>\MTU</literal>
+	    in Windows 2000.</para>
 
-          <para>Refer to MS KB # <quote>Q158474 - Windows TCPIP Registry
+          <para>Refer to <ulink
+	    URL="http://search.support.microsoft.com/kb">Microsoft Knowledge
+	    Base</ulink> documents <quote>Q158474 - Windows TCPIP Registry
             Entries</quote> and <quote>Q120642 - TCPIP & NBT Configuration
             Parameters for Windows NT </quote> for more information on
             changing Windoze MTU to work with a FreeBSD/NAT/PPPoE
diff --git a/en_US.ISO_8859-1/books/faq/book.sgml b/en_US.ISO_8859-1/books/faq/book.sgml
index 4ca0387d31..0d320e4e03 100644
--- a/en_US.ISO_8859-1/books/faq/book.sgml
+++ b/en_US.ISO_8859-1/books/faq/book.sgml
@@ -15,7 +15,7 @@
       </author>
     </authorgroup>
 
-    <pubdate>$FreeBSD: doc/en_US.ISO_8859-1/books/faq/book.sgml,v 1.134 2001/01/05 20:12:11 alex Exp $</pubdate>
+    <pubdate>$FreeBSD: doc/en_US.ISO_8859-1/books/faq/book.sgml,v 1.135 2001/01/05 20:44:26 alex Exp $</pubdate>
 
     <abstract>
       <para>This is the FAQ for FreeBSD versions 2.X, 3.X, and 4.X.
@@ -9224,7 +9224,9 @@ ATDT1234567</programlisting>
             <emphasis remap=bf>and</emphasis> have the <quote>don't
             fragment</quote> bit set (default of TCP) and the Telco router
             is not sending ICMP <quote>must fragment</quote> back to the
-            www site you are trying to load. When the www server is sending
+            www site you are trying to load.  (Alternatively, the router is
+	    sending the ICMP packet correctly, but the firewall at the www
+	    site is dropping it.)  When the www server is sending
             you frames that don't fit into the PPPoE pipe the Telco router
             drops them on the floor and your page doesn't load (some
             pages/graphics do as they are smaller than a MSS.) This seems
@@ -9242,9 +9244,14 @@ ATDT1234567</programlisting>
             (more accurately it should be <quote>1464</quote> to fit TCP
             packets into a PPPoE frame perfectly but the
             <quote>1450</quote> gives you a margin of error for other IP
-            protocols you may encounter).</para>
+            protocols you may encounter).  This registry key is reported to
+	    have moved to
+	    <literal>Tcpip\Parameters\Interfaces\<replaceable>ID for adapter</replaceable>\MTU</literal>
+	    in Windows 2000.</para>
 
-          <para>Refer to MS KB # <quote>Q158474 - Windows TCPIP Registry
+          <para>Refer to <ulink
+	    URL="http://search.support.microsoft.com/kb">Microsoft Knowledge
+	    Base</ulink> documents <quote>Q158474 - Windows TCPIP Registry
             Entries</quote> and <quote>Q120642 - TCPIP & NBT Configuration
             Parameters for Windows NT </quote> for more information on
             changing Windoze MTU to work with a FreeBSD/NAT/PPPoE