A collection of objects which provides registration status information for the port to the call agents defined in cvcPortTable and cvcCallAgentTable. This also provides information about the reason why registration is failed or rejected. It provides last time when status changes and last registered time. In some cases, registration status is not applicable for example H.323 gateway association with call agent, in that case most of these object will not be populated except cvcCallAgentPriority which can be used to find association of port with call agent.