The TraceRoute table contains routing information from calls. This table was introduced in Microsoft Lync Server 2013.
||Date and time that the call began.
||Unique identifier used to distinguish between multiple calls that might have begun on the same date and at the same time.
||Represents the type of video line used in the call. Allowed values are:
0 - Audio
1 - Video
2 - Panoramic video
3 - Application/Desktop sharing
||Endpoint that placed the call.
||Unique identifier for the IP address. IP address information is stored in the IPAddress table.
||Roundtrip time. The roundtrip time measures the amount of time it takes for a voice packet to reach its destination and then send back notification that it was received.