364662a6_Manager__CallManager_____Cisco_Table_52_Network_Interface_Counter_Descriptions
[Counters] Rx Packets [Counter Descriptions] 
This counter represents the number of packets that this sublayer delivered to a higher sublayer. This does not include the packets that were addressed to a multicast or broadcast address at this sublayer.
Cisco Unified Communications Manager Managed Services Guide, Release 9.1(1) - Cisco Unified Real-Time Monitoring Tool Tracing PerfMon counters and alerts [Cisco Unified Communications Manager (CallManager)] - Cisco