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152 Intel NetStructure Cache Appliance Administrator’s Guide
HTML messages sent to clients
The appliance returns detailed error messages to browser clients when there are
problems with the HTTP transactions requested by the browser. These response
messages correspond to standard HTTP response codes, but provide more
information. A list of the more frequently encountered HTTP response codes is
provided on page 154.
The following table lists the appliance’s hard-coded HTTP messages and their
corresponding HTTP response codes.
Title
HTTP
code Description
Access Denied 403 You are not allowed to access the
document at location <URL>.
Bad HTTP request for
FTP Object
400 Bad HTTP request for FTP object.
Cache Read Error 500 Error reading from cache. Please retry
request.
Connection Timed Out 504 Server has not sent any data for too long
a time.
Content Length Required 400 Could not process this request because
no Content-Length was specified.
Cycle Detected 400 Your request is prohibited because it
would cause an HTTP proxy cycle.
Forbidden 403 <port_number> is not an allowed port
for SSL connections.
(You have made a request for a secure
SSL connection to a forbidden port
number.)
FTP Authentication
Required
401 You need to specify a correct username
and password to access the requested
FTP document <URL>.
FTP Connection Failed 502 Could not connect to the server <server
name>.
FTP Error 502 The FTP server <server name> returned
an error. The request for document
<URL> failed.