slive 00/10/05 17:53:15
Modified: htdocs/manual/mod core.html
Log:
Be a little more explicit about the results of using
ErrorDocument xxx http://.....
Revision Changes Path
1.175 +11 -6 httpd-docs-1.3/htdocs/manual/mod/core.html
Index: core.html
===================================================================
RCS file: /home/cvs/httpd-docs-1.3/htdocs/manual/mod/core.html,v
retrieving revision 1.174
retrieving revision 1.175
diff -u -r1.174 -r1.175
--- core.html 2000/10/04 15:39:23 1.174
+++ core.html 2000/10/06 00:53:14 1.175
@@ -834,12 +834,17 @@
<P>Note that when you specify an <CODE>ErrorDocument</CODE> that
points to a remote URL (ie. anything with a method such as "http" in
-front of it) Apache will send a redirect to the client to tell it
-where to find the document, even if the document ends up being
-on the same server.. This has several implications, the
-most important being that <STRONG>if you use an "ErrorDocument 401"
-directive then it must refer to a local document.</STRONG> This results
-from the nature of the HTTP basic authentication scheme.
+front of it), Apache will send a redirect to the client to tell it
+where to find the document, even if the document ends up being on the
+same server. This has several implications, the most important being
+that the client will not receive the original error status code, but
+instead will receive a redirect status code. This in turn can confuse
+web robots and other clients which try to determine if a URL is valid
+using the status code. In addition, if you use a remote URL in an
+<code>ErrorDocument 401</code>, the client will not know to prompt the
+user for a password since it will not receive the 401 status
+code. Therefore, <STRONG>if you use an "ErrorDocument 401" directive
+then it must refer to a local document.</STRONG>
<P>See Also: <A HREF="../custom-error.html">documentation of customizable
responses.</A><P><HR>
Modified: htdocs/manual/mod core.html
Log:
Be a little more explicit about the results of using
ErrorDocument xxx http://.....
Revision Changes Path
1.175 +11 -6 httpd-docs-1.3/htdocs/manual/mod/core.html
Index: core.html
===================================================================
RCS file: /home/cvs/httpd-docs-1.3/htdocs/manual/mod/core.html,v
retrieving revision 1.174
retrieving revision 1.175
diff -u -r1.174 -r1.175
--- core.html 2000/10/04 15:39:23 1.174
+++ core.html 2000/10/06 00:53:14 1.175
@@ -834,12 +834,17 @@
<P>Note that when you specify an <CODE>ErrorDocument</CODE> that
points to a remote URL (ie. anything with a method such as "http" in
-front of it) Apache will send a redirect to the client to tell it
-where to find the document, even if the document ends up being
-on the same server.. This has several implications, the
-most important being that <STRONG>if you use an "ErrorDocument 401"
-directive then it must refer to a local document.</STRONG> This results
-from the nature of the HTTP basic authentication scheme.
+front of it), Apache will send a redirect to the client to tell it
+where to find the document, even if the document ends up being on the
+same server. This has several implications, the most important being
+that the client will not receive the original error status code, but
+instead will receive a redirect status code. This in turn can confuse
+web robots and other clients which try to determine if a URL is valid
+using the status code. In addition, if you use a remote URL in an
+<code>ErrorDocument 401</code>, the client will not know to prompt the
+user for a password since it will not receive the 401 status
+code. Therefore, <STRONG>if you use an "ErrorDocument 401" directive
+then it must refer to a local document.</STRONG>
<P>See Also: <A HREF="../custom-error.html">documentation of customizable
responses.</A><P><HR>