Agent Busy Status

How to know whether an agent is busy? Is there any request to be posted to gateway just like this “/ocall/callreqHandler.jsp” to know the Status of an agent?

There is no direct API call to get the agent status. However, the agent status is managed through callback functions in the RemoteAgent program. From the RemoteAgent Call menu, select advanced options…, you should see the following:

For any of the agent new status, such as login, received call transfer, hangup etc, you can define an external program and/or URL for the status callback.