“Cisco clearly came out on top, gaining 0.7% share in a market worth $231.4 billion," MTN Consulting's Matt Walker said.

The carrier held fast to first position for a fourth consecutive year on Vertical Systems Group’s latest leaderboard for U.S. carrier-managed SD-WAN.

Huawei remains saddled with a series of restrictions that make it impossible for it to conduct business in many countries and access critical parts.

Market leader Alibaba holds the top spot with 37% market share, though that's a decrease from its share of the market in 2020.

Telecom plays a key role in global net-zero ambitions; IBM builds a security hub in India; and HPE GreenLake gains depth as it mines more green.

"5G hype has been out of control, and there are a lot of people wondering where the breakthrough 5G innovations are," T-Mobile's Neville Ray said.

CTO Fidelma Russo said the vendor was sitting on more than $6.5 billion in total contract value for GreenLake services.

Asia was the most targeted region last year, experiencing over one quarter of the cyberattacks IBM observed globally, according to its latest report.

One-third of telecom operators by market share have made public net-zero commitments, and "that's one of the leading rates worldwide," GSMA reported.

Private networks might squeeze out carriers; Biden warns of Russia-based cyberattacks; and Cisco adds Kubernetes management to its HCI platform.

Open RAN still faces significant challenges around specifications development, testing, and integration across multiple layers and players.

Release sees Cisco pivot its HyperFlex HCI server platform to AMD in a bid to offer higher performance at lower cost

AMD's EPYC 3 Milan-X stacks 768 megabytes of level-three cache atop the die for a claimed 66% boost in “technical computing workloads.”

Skyhigh remains focused on the red hot security service edge market, where it retains a leadership position, according to Gartner.

SSE is rebranded SASE without SD-WAN; SiFive raised $175 million in funding; and Juniper's CTO is confident open RAN will have its day eventually.

The WLAN space remains Cisco's domain, and Cloudflare and CrowdStrike partner on security.

"Sustainability for the market leaders is integrated into everyday operations and decision making," ABI Research's Kim Johnson said.

Cloudflare, CrowdStrike, and Ping Identity joined forces to provide free zero-trust security services to vulnerable industries in the U.S.

HPE-Aruba managed a distant second in the market last year, just ahead of Ubiquiti and Huawei.

Illumio is riding the microsegmentation wave; Cisco and NetApp updated their FlexPod platform; and AT&T led the 2021 carrier capex surge.

Wireless carriers generated 5.5% more in revenues last year, but capex surged 10.1%, according to MTN Consulting.

Forrester named Akamai Technologies and Illumio as "leaders" in the microsegmentation space, and Aruba, VMware, and Cisco as “strong performers."

Juniper continues to integrate its Apstra acquisition; Google targets a more granular green approach; and Huawei's CTO dings carrier sustainability motives.

Nvidia coughed up a $1.25 billion breakup fee after abandoning a deal to acquire Arm, but that apparently wasn’t enough to delay massive job losses.