Check out our top 10 articles for January 2020 covering the SDxCentral universe of SDN, NFV, and related topics. Rankings are based on unique visitors aggregated during the month.

CloudGenix CEO Kumar Ramachandran credited much of the SD-WAN vendor's growth in 2019 — reportedly 300% year over year — to its ability to take on its much-larger rival. Read more.

Last year was highlighted by ongoing security and commercialization challenges around business models, the edge, and 5G. Read more.

AT&T’s ongoing network virtualization effort, specifically the amount of core network functions it has moved to SDN, has been tangled in ambiguity. Read more.

Dell acquired the cybersecurity software company when it bought EMC in 2016. Since then it has beefed up its other security products and services. Read more.

“We aim to control 75% of our core network functions with software by the end of 2020 and, by reaching 65% at the end of 2019, we’re nearly there,” AT&T's Scott Mair wrote. Read more.

The contract calls for IBM to simplify the bank's dispersed IT infrastructure and improve customer experiences by allowing data, services, and workflows to be managed across multiple clouds. Read more.

“By going SDN these very big network operations are becoming extremely efficient to run, and that means unfortunately jobs," analyst Roger Entner said. Read more.

"The plans we are announcing today are expected to lead to headcount reductions globally," the company said in a statement. Read more.

Densify, a startup that makes cloud and container resource management software, accused VMware of copying its technology. Read more.

Several incumbent networking players, including Cisco, Dell Technologies, VMware, Juniper Networks, and Extreme Networks held “multiple meetings” with Big Switch. Read more.