diff --git a/LDP/users/Peter-Bieringer/Linux+IPv6-HOWTO.lyx b/LDP/users/Peter-Bieringer/Linux+IPv6-HOWTO.lyx
index 48697035..1a6d214a 100644
--- a/LDP/users/Peter-Bieringer/Linux+IPv6-HOWTO.lyx
+++ b/LDP/users/Peter-Bieringer/Linux+IPv6-HOWTO.lyx
@@ -51,16 +51,7 @@ on>
 <revhistory> 
 \layout SGML
 
-<revision> <revnumber>Release 0.26.2</revnumber> <date>2002-07-15</date> <authorin
-itials>PB</authorinitials> <revremark>See  
-\begin_inset LatexCommand \ref[revision history]{revision-history}
-
-\end_inset 
-
- for more</revremark></revision>
-\layout SGML
-
-<revision> <revnumber>Release 0.25</revnumber> <date>2002-05-16</date> <authorini
+<revision> <revnumber>Release 0.27</revnumber> <date>2002-08-10</date> <authorini
 tials>PB</authorinitials> <revremark>See  
 \begin_inset LatexCommand \ref[revision history]{revision-history}
 
@@ -69,7 +60,16 @@ tials>PB</authorinitials> <revremark>See
  for more</revremark></revision>
 \layout SGML
 
-<revision> <revnumber>Release 0.24</revnumber> <date>2002-05-02</date> <authorini
+<revision> <revnumber>Release 0.26</revnumber> <date>2002-07-13</date> <authorini
+tials>PB</authorinitials> <revremark>See  
+\begin_inset LatexCommand \ref[revision history]{revision-history}
+
+\end_inset 
+
+ for more</revremark></revision>
+\layout SGML
+
+<revision> <revnumber>Release 0.25</revnumber> <date>2002-05-16</date> <authorini
 tials>PB</authorinitials> <revremark>See  
 \begin_inset LatexCommand \ref[revision history]{revision-history}
 
@@ -1943,6 +1943,12 @@ See
 \end_inset 
 
  page for most up-to-date information.
+\layout Standard
+
+
+\series bold 
+Note: you shouldn't anymore use kernel series 2.2.x, because it's not IPv6-up-to-d
+ate anymore.
 \layout Subsection
 
 Check for IPv6 support in the current running kernel
@@ -4458,7 +4464,7 @@ Bring interface up
 # /sbin/ip link set dev tun6to4 up 
 \layout Standard
 
-Add local 6to4 address to interface
+Add local 6to4 address to interface (note: prefix length 16 is imporant!)
 \layout Code
 
 # /sbin/ip -6 addr add <local6to4address>/16 dev tun6to4 
@@ -6319,8 +6325,8 @@ Further information
 Debian Linux
 \layout Standard
 
-I still don't have any information weather a persistent IPv6 configuration
- can stored somewhere.
+I still don't have any information whether a persistent IPv6 configuration
+ can be stored somewhere.
 \layout Subsection
 
 Further information
@@ -7337,6 +7343,8 @@ Node security
 
 It's very recommend to apply all available patches and disable all not necessary
  services.
+ Also bind services to the needed IPv4/IPv6 addresses only and install local
+ firewalling.
 \layout Standard
 
 More to be filled...
@@ -8126,7 +8134,8 @@ Listening on IPv6 addresses
 
 Note: virtual hosts on IPv6 addresses are broken in versions until 2.0.28
  (a patch is available for 2.0.28).
- But always try latest available version first.
+ But always try latest available version first because earlier versions
+ had some security issues.
 \layout Subsubsection
 
 Virtual host listen on an IPv6 address only
@@ -8795,12 +8804,17 @@ Articles, Books, Online Reviews (mixed)
  by Pekka Savola, CSC/FUNET, 2002
 \layout Itemize
 
-Book 
+
 \begin_inset LatexCommand \url[IPv6 Essentials]{http://www.sunny.ch/publications/f_ipv6.htm}
 
 \end_inset 
 
- written by Silvia Hagen, release planned for April 2002
+ written by Silvia Hagen, July 2002, O'Reilly 
+\begin_inset LatexCommand \url[Order Number: 1258]{http://www.oreilly.com/catalog/ipv6ess/}
+
+\end_inset 
+
+, ISBN 0-5960-0125-8
 \layout Subsection
 
 Others
@@ -10560,6 +10574,9 @@ Versions x.y.z are work-in-progress and only published as LyX file on CVS.
 Releases 0.x
 \layout Description
 
+0.27 2002-08-10/PB: Some minor updates
+\layout Description
+
 0.26.2 2002-07-15/PB: Add information neighbor discovery, split of firewalling
  (got some updates) and security into extra chapters
 \layout Description