diff --git a/LDP/howto/docbook/HOWTO-INDEX/howtoChap.sgml b/LDP/howto/docbook/HOWTO-INDEX/howtoChap.sgml
index 53390c31..004b2701 100644
--- a/LDP/howto/docbook/HOWTO-INDEX/howtoChap.sgml
+++ b/LDP/howto/docbook/HOWTO-INDEX/howtoChap.sgml
@@ -2174,7 +2174,7 @@ Helps you get started using Lex and YACC. </Para>
 libdc1394-HOWTO</ULink>,
 <CiteTitle>Libdc1394 Library Support for IEEE 1394 Cameras HOWTO</CiteTitle>
 </Para><Para>
-<CiteTitle>Updated: Jan 2006</CiteTitle>.
+<CiteTitle>Updated: Apr 2007</CiteTitle>.
 Discusses how to set up the libdc1394 library on
 Linux for support of IEEE 1394 (FireWire) cameras. </Para>
 </ListItem>
@@ -4382,6 +4382,18 @@ TclTk-HOWTO</ULink>,
 Describes the Linux approach to Tcl, a scripting language. </Para>
 </ListItem>
 
+<ListItem>
+<Para>
+<ULINK URL="../TCP-Keepalive-HOWTO/index.html">
+TCP-Keepalive-HOWTO</ULink>,
+<CiteTitle>TCP Keepalive HOWTO</CiteTitle>
+</Para><Para>
+<CiteTitle>Updated: May 2007</CiteTitle>.
+Describes the TCP keepalive implementation in the linux
+kernel, introduces the overall concept and points to both system
+configuration and software development. </Para>
+</ListItem>
+
 <ListItem>
 <Para>
 <ULINK URL="../TeTeX-HOWTO.html">
diff --git a/LDP/howto/docbook/HOWTO-INDEX/hwSect.sgml b/LDP/howto/docbook/HOWTO-INDEX/hwSect.sgml
index 94eea43c..25588d5d 100644
--- a/LDP/howto/docbook/HOWTO-INDEX/hwSect.sgml
+++ b/LDP/howto/docbook/HOWTO-INDEX/hwSect.sgml
@@ -611,7 +611,7 @@ Getting a Kodak digital camera working under GNU/Linux. </Para>
 libdc1394-HOWTO</ULink>,
 <CiteTitle>Libdc1394 Library Support for IEEE 1394 Cameras HOWTO</CiteTitle>
 </Para><Para>
-<CiteTitle>Updated: Jan 2006</CiteTitle>.
+<CiteTitle>Updated: Apr 2007</CiteTitle>.
 Discusses how to set up the libdc1394 library on
 Linux for support of IEEE 1394 (FireWire) cameras. </Para>
 </ListItem>
diff --git a/LDP/howto/docbook/HOWTO-INDEX/networkingSect.sgml b/LDP/howto/docbook/HOWTO-INDEX/networkingSect.sgml
index 1da1f760..3d318c09 100644
--- a/LDP/howto/docbook/HOWTO-INDEX/networkingSect.sgml
+++ b/LDP/howto/docbook/HOWTO-INDEX/networkingSect.sgml
@@ -588,6 +588,18 @@ Session Message Block, NetBIOS or LanManager protocol, with Linux
 using Samba. </Para>
 </ListItem>
 
+<ListItem>
+<Para>
+<ULINK URL="../TCP-Keepalive-HOWTO/index.html">
+TCP-Keepalive-HOWTO</ULink>,
+<CiteTitle>TCP Keepalive HOWTO</CiteTitle>
+</Para><Para>
+<CiteTitle>Updated: May 2007</CiteTitle>.
+Describes the TCP keepalive implementation in the linux
+kernel, introduces the overall concept and points to both system
+configuration and software development. </Para>
+</ListItem>
+
 <ListItem>
 <Para>
 <ULINK URL="../Wireless-HOWTO.html">
diff --git a/LDP/howto/docbook/HOWTO-INDEX/osSect.sgml b/LDP/howto/docbook/HOWTO-INDEX/osSect.sgml
index 92a6a875..6c43bc63 100644
--- a/LDP/howto/docbook/HOWTO-INDEX/osSect.sgml
+++ b/LDP/howto/docbook/HOWTO-INDEX/osSect.sgml
@@ -495,7 +495,7 @@ Explains how you can use the kerneld function in the Linux kernels. </Para>
 libdc1394-HOWTO</ULink>,
 <CiteTitle>Libdc1394 Library Support for IEEE 1394 Cameras HOWTO</CiteTitle>
 </Para><Para>
-<CiteTitle>Updated: Jan 2006</CiteTitle>.
+<CiteTitle>Updated: Apr 2007</CiteTitle>.
 Discusses how to set up the libdc1394 library on
 Linux for support of IEEE 1394 (FireWire) cameras. </Para>
 </ListItem>