• A—Success, where the “Resync Periodic” and “Resync Random Delay” values determine subsequent
requests.
• B—Failure when File Not Found or corrupt profile. The “Resync Error Retry Delay” value determines
subsequent requests.
• C—Other failure when a bad URL or IP address causes a connection error. The “Resync Error Retry
Delay” value determines subsequent requests.
Table 1: Phone Behavior for HTTP Responses
Phone BehaviorDescriptionHTTP Status Code
Retry request immediately with
new location.
This and future requests should be directed
to a new location.
301 Moved
Permanently
Retry request immediately with
new location.
Known as Temporarily Moved.302 Found
COther 3xx responses not processed.3xx
CThe request cannot be fulfilled due to bad
syntax.
400 Bad Request
Immediately retry request with
authentication credentials.
Maximum 2 retries. Upon failure,
the phone behavior is C.
Basic or digest access authentication
challenge.
401 Unauthorized
CServer refuses to respond.403 Forbidden
BRequested resource not found. Subsequent
requests by client are permissible.
404 Not Found
Immediately retry request with
authentication credentials.
Maximum two retries. Upon failure,
the phone behavior is C.
Basic or digest access authentication
challenge.
407 Proxy
Authentication
Required
COther client error status codes are not
processed.
4xx
Phone behavior is C.Generic error message.500 Internal Server
Error
Phone behavior is C.The server does not recognize the request
method, or it lacks the ability to fulfill the
request.
501 Not Implemented
Cisco IP Phone 6800 Series Multiplatform Phones Provisioning Guide
40
In-House Preprovisioning and Provisioning Servers
HTTP Provisioning