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ErrorDocument 404 /error404page.htm
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% cat error404page.htm 
this is my custom 404

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% telnet www.lamp.fi 80
Trying 82.118.201.241...
Connected to www10.lamp.fi.
Escape character is '^]'.
GET /does-not-exist.htm HTTP/1.1
Host: www.lamp.fi

HTTP/1.1 404 Not Found
Date: Wed, 01 Nov 2006 16:08:24 GMT
Server: Apache/2.2
Last-Modified: Wed, 01 Nov 2006 16:07:49 GMT
ETag: "16c07-17-42131b44e7f40"
Accept-Ranges: bytes
Content-Length: 23
Content-Type: text/html

this is my custom 404

Connection closed by foreign host.
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