LCN focuses on the Evolved Packet Core. We develop protocols, interfaces and solutions for the EPC infrastructure. LCN Diameter family of products powers the control plane of 3G and LTE networks. Our implementations of standard 3GPP interfaces like Gx, Gy and Ro allow the development of capabilities like policy control of the network and monetization of new services. IMS interfaces like Cx/Dx allow development of innovative, multi-media services. LCN Diameter based products have been running on mobile networks in emerging as well as developed markets . With these field-tested building blocks, equipment vendors and telecom application vendors can reduce time-to-market, and can deliver interoperable solutions out of the box.