ccmGatewayDChannelStatus 1.3.6.1.4.1.9.9.156.1.3.1.1.13

The D-Channel status of the gateway. active(1): The D-Channel is up inActive(1): The D-Channel is down unknown(3): The D-Channel status is unknown notApplicable(4): The D-channel status is not applicable for this gateway.