Description: This object defines highest delay class for R97/98 QoS can be accepted in a particular APN. This object is used only for GTP v0 PDP, or GTP v1 PDP containing R97/98 QoS. If Delay class is higher than highest number, the request will be either downgraded to the configured number, or rejected. If this object is not set, the request will be mapped to R99 Interactive or Background traffic class based on the rules for determining R99 attributes from R97/98 attributes that is defined in 23.107. The Highest Traffic Handling Priority will be applied if the class is mapped Interactive traffic class.