Patent ID: 8539113

Claim:
A method comprising: receiving a request message at a destination node; determining if the destination node is able to process the request message; determining, by the destination node, if a stop indicator is set for a stream associated with the request message; determining, by the destination node, if the request message includes a restart indicator; clearing the stop indicator for the stream if the request message includes the restart indicator and the destination node is able to process the request message; sending a response message indicating refusal of the request message if the stop indicator is set and the request message does not include the restart indicator; sending the response message indicating refusal of the request message if the stop indicator for the stream is set, the request message includes a restart indicator, and the destination node is unable to process the request message; and sending the response message indicating acceptance of the request message if the request message includes the restart indicator and the destination node is able to process the request message.