A year ago, networking looked very different. The COVID-19 pandemic caused enterprises to pivot hard toward deploying virtual network functions (VNF)—SD-WAN gateways, firewalls, VPNs and routers—to meet the rising need for fast and secure remote worker connectivity and quickly optimize hybrid multicloud networking to accelerate enterprise digital transformation. VNF devices also compensated for the hold and shortages on network hardware deliveries to businesses around the world during the pandemic. Last year’s outlook for the trends driving virtual network services focused on the transition from an emerging virtual networking market to one that is coming into its own. IDC’s forecast of…

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