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Telecom Network Evolution in Last decade (2011-2020): Legacy to Network Cloudification

Telecom Network Evolution in Last decade (2011-2020): Legacy to Network Cloudification The Telecom Network space has changed immensely in the last decade and the journey towards network cloudification  has been definitely very interesting to watch with massive adoption globally in recent years. Network Cloudification at a very high level is basically converting actual network functions(routers,firewall, Evolved Packet Core(EPC), IP Multimedia Subsystem(IMS),etc) into a software package and deploying them on a network cloud (public, private, hybrid,on premise) running using commercial IT servers. Having been part of the Telecom industry for more than 9yrs, I have been fortunate to work on legacy setup as well as Telco NFV & Cloud environment during this tenure with focus on Telco technologies & use cases like 4G LTE, Voice Over LTE (VoLTE), virtualized enterprise offerings and 5G lately. Starting in the industry back in 2011 I was introduced to the Legacy network se...
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Network Transformation: TM Forum's Open API & Open Digital Architecture (ODA)

Network Transformation: TM Forum's Open API & Open Digital Architecture (ODA) Majority global operators have been on the journey towards network transformation / cloudification for only 4-5 yrs now and due to challenges and complexities involved with network virtualization and cloudification, relatively very less progress has been made. However the speed of transformation has caught pace globally in the last 2 yrs as most operators plan for implementing 5G in their networks. In order to ease the transition , many open source projects and industry associations have got created over the years with goal of easing virtualization journey for vendors & operators. One such industry association who has been leading the efforts for Digital Business Transformation has been TM Forum. 2 initiatives of TM Forum to ease network transformation include OpenAPIs & Open Digital Architecture(ODA).
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