BlackBerry Home Theater Server for microsoft exchange Manual De Usuario

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4. The BlackBerry Collaboration Service checks the BlackBerry Configuration Database to find out if the maximum 
number of sessions has been reached, and performs one of the following actions:
• If the maximum number of sessions has been reached and a timeout limit is set, the BlackBerry Collaboration 
Service logs out any instant messaging sessions on devices that are out of coverage, and any instant messaging 
sessions that are no longer sending status messages to the BlackBerry Collaboration Service.
• If no idle sessions exist, the BlackBerry Collaboration Service sends a Server Busy status message to the device and 
rejects the login request.
• If the maximum number of sessions is not set and the number of sessions equals the total number that the HTTP 
persistent connection supports, the BlackBerry Collaboration Service sends a Failed status message to the device 
and rejects the login request.
The BlackBerry Collaboration Service checks the BlackBerry Configuration Database to verify that the user has 
permission to use the collaboration client, and tries to authenticate the user using Integrated Windows Authentication. 
If the authentication is not successful, the BlackBerry Collaboration Service tries a forms-based login process instead. 
The BlackBerry Collaboration Service sends a login request in JSON, a lightweight data-interchange format, to the 
Microsoft Office Communicator Web Access server.
The BlackBerry Collaboration Service opens the connection using HTTPS over port 443. You can also configure the 
connection to use HTTP, the transport protocol that the AJAX service uses, or a custom port number.
5. The Microsoft Office Communicator Web Access server formats the request using a Microsoft API and sends the 
request to the Microsoft Office Live Communications Server over an MTLS connection.
6. The Microsoft Office Live Communications Server accepts the request, processes the login information, and sends the 
acceptance to the Microsoft Office Communicator Web Access server.
7. The Microsoft Office Communicator Web Access server sends the acceptance to the BlackBerry Collaboration Service.
8. The BlackBerry Collaboration Service sends the acceptance message, in encrypted and compressed format, through 
the BlackBerry Dispatcher to the device, and creates a cache of the connectivity information to maintain the instant 
messaging session.
The BlackBerry Collaboration Service receives events that the server initiates from the Microsoft Office Communicator Web 
Access server using an HTTP GET or HTTPS GET request, and sends the events to the collaboration client over the session. 
The BlackBerry Collaboration Service sends events that the BlackBerry device initiates to the Microsoft Office 
Communicator Web Access server using an HTTP POST or HTTPS POST request.
Process flow: Starting an instant messaging session 
using the BlackBerry Client for use with Microsoft 
Office Communications Server 2007
 
Feature and Technical Overview
BlackBerry Enterprise Server process flows
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