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EXFO Diameter Testing

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EXFO Diameter Testing

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  • Author: Kader Khan
Today’s mobile network operators are confronted with increasing complexity in mobile networks. One key challenge is to ensure the performance and availability of the signaling network, which is crucial for service delivery to customers. Core network signaling has been transformed from SS7-based protocols to session initiation protocol (SIP), Diameter and Megaco. While SIP and Megaco drive call control-plane traffi c, bringing rich media services such as Voice over LTE (VoLTE), rich communication services (RCS) and web real-time communications (WebRTC), Diameter protocol is what truly enables critical functions in the IP multimedia subsystem (IMS), and 3G and 4G long-term evolution (LTE) networks.

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