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Cisco routers knocked out due to Cloudflare DNS change

The Cloudflare hiccup involved a sequencing change that confused some systems, and Cloudflare quickly walked it back, but the incident showcases enterprise network fragility in an uncomfortably concrete way.

By Evan Schuman

Jan 9, 2026 7 mins

DNS Enterprise Routers Internet

Cisco confirms zero-day exploitation of Secure Email products

The unpatched flaw affects AsyncOS-based Secure Email appliances, with Cisco investigating scope and urging rebuilds in confirmed compromise cases.

By Prasanth Aby Thomas

Dec 18, 2025 4 mins

Network Appliances Networking Networking Devices

Arista goes big with campus wireless tech

Updates include massive-scale campus Wi-Fi infrastructure, an expanded release of Arista's AVA AIOps software, and new ruggedized switches.

By Michael Cooney

Dec 10, 2025 6 mins

Network Switches Networking Devices Wi-Fi

Most significant networking acquisitions of 2025

Arista, AT&T and Palo Alto made some of the largest networking buys in a busy year for tech M&A.

By Michael Cooney

Dec 10, 2025 7 mins

Artificial Intelligence Network Security Networking Devices

Intel decides to keep networking business after all

Despite shrinking share, Intel decides to hold on to its network/edge NEX business.

By Andy Patrizio

Dec 8, 2025 3 mins

Markets Networking Devices Technology Industry

HPE loads up AI networking portfolio, strengthens Nvidia, AMD partnerships

HPE touts integrated Aruba-Juniper networking and AI technology as it arms for data center competition.

By Michael Cooney

Dec 3, 2025 6 mins

Enterprise Routers Network Switches Networking Devices

What is co-packaged optics? A solution for surging capacity in AI data center networks

By putting optics in silicon, CPO promises dramatic boosts in speed while lowering power requirements, if it can meet reliability expectations and outlast competing approaches.

By Paul Desmond

Dec 2, 2025 12 mins

Artificial Intelligence Network Switches Networking Devices