VIAVI Solutions Case Study TeraVM Testing Cisco ASR 5000 The Cisco ASR 5000 Series addresses the high performance requirements that the next generation of mobile Internet brings. The ASR contains real-time integrated, session-state intelligence enabling it to effectively manage IP based flows on a per session basis. The challenge Cisco faced was how to efficiently test the stateful reliability of the ASR’s enhanced charging service function, which is part of the packet data network gateway (PGW), at a highly scaled level of network traffic load. Technical Challenge The ASR’s enhanced charging service (ECS) function is designed to identify and manage traffic on a per session basis. The ECS function helps develop tiered and detailed billing schemes based on how mobile subscribers

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