atmIfVptVccEndToEndLoopbackState 1.3.6.1.4.1.562.2.4.1.114.9.20.120.1.50

This attribute contains the current state of the end-to-end loopback for this connection. Its value is dependent upon the current setting of the endToEndLoopback provisionable attribute and the connection point type as specified by the connectionPointType attribute. The value is only applicable when the connectionPointType is a connectionEndPoint. The value is notApplicable when the connectionPointType is a connectingPoint or segmentEndPoint. The value is notApplicable when the distributionType is a pointToMultipoint. The value is good when the endToEndLoopback is on, the connectionPointType is a connectionEndPoint and the end-to-end loopback is working. The value is bad when the endToEndLoopback is on, the connectionPointType is a connectionEndPoint and the end-to-end loopback is not working. The value is unknown when the endToEndLoopback is off. The value is unknown when the endToEndLoopback is on, the connectionPointType is a connectionEndPoint and the end-to-end loopback status has not been determined. The state of this attribute determines, in part, the value of the operStatus attribute.