Index: openacs-4/packages/acs-authentication/www/doc/xml/install.xml
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-authentication/www/doc/xml/install.xml,v
diff -u -r1.5.14.1 -r1.5.14.2
--- openacs-4/packages/acs-authentication/www/doc/xml/install.xml	21 Apr 2017 15:35:24 -0000	1.5.14.1
+++ openacs-4/packages/acs-authentication/www/doc/xml/install.xml	20 Jun 2017 06:57:55 -0000	1.5.14.2
@@ -22,7 +22,7 @@
             <para>OpenACS supports PAM support via the PAM AOLserver
         module.  PAM is system of modular support, and can provide
         local (unix password), RADIUS, LDAP (<ulink
-        url="http://www.tldp.org/HOWTO/LDAP-Implementation-HOWTO/pamnss.html">more
+        url="http://www.tldp.org/HOWTO/archived/LDAP-Implementation-HOWTO/pamnss.html">more
         information</ulink>), and other forms of
         authentication.  Note that due to security issues, the
         AOLserver PAM module cannot be used for local password
@@ -125,7 +125,7 @@
                 <listitem>
                   <formalpara>
                     <title>LDAP in PAM</title>
-                    <para><ulink url="http://www.tldp.org/HOWTO/LDAP-Implementation-HOWTO/pamnss.html#AEN110">more information</ulink></para>
+                    <para><ulink url="http://www.tldp.org/HOWTO/archived/LDAP-Implementation-HOWTO/pamnss.html#AEN110">more information</ulink></para>
                   </formalpara>
                 </listitem>
               </itemizedlist>