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Discover Nexus One: the next evolution in data center networking. Build your infrastructure your way with an open, flexible architecture that supports ACI, NX-OS, and SONiC to powe...
A client of mine has two Nexus 9K switches as the 'core' switches in their environment. They have an 'old' management network that can be accessed by one system in the environment....
Complexity is the enemy of visibility. Discover how the new Nexus Data Broker integration in Nexus Dashboard 4.2 eliminates manual overhead to deliver a truly unified, single sourc...
Discover how Job-ID-based segmentation secures and optimizes backend AI fabrics, ensuring high-performance connectivity for demanding AI and machine learning workloads at scale.
Hardened version of open-source NOS coming to Nexus 9000s
Discover how Cisco Catalyst Center 3.2.1 enhances ServiceNow CMDB integration with Granular Stack Switch Synchronization. Improve asset visibility, streamline ITSM workflows, and a...
Как на маршрутизаторах с Cisco IOS XE типа ISR4000 C8200, объединить в один L2 сегмент, порт на шасси и на NIM карте. Редкий, но интересный кейс. Описывается настройка Bridge-Domai...
ManageEngine announced the addition of native support for gNMI and OpenConfig streaming telemetry to its observability platform, OpManager Nexus.
Managing your data center through disconnected consoles slows everything down. Cisco Cloud Control unifies your entire Cisco estate—Nexus One, Intersight, and more—into one platfor...
Discover why network operators are turning to scale-across networking to meet the demands of AI traffic, why scale-across success requires converging silicon, systems, and optics,...
Meraki dashboard, Catalyst Center, cloud networking, hybrid network management, Meraki platform
Scale AI infrastructure securely and simplify operations with end-to-end AI networking from Cisco. By bridging Kubernetes and the network fabric, we deliver the visibility and inte...
A small lab using containerlab and FRR to test the VCF 9.1 distributed connection model with BGP EVPN over VXLAN,
I have been using Cisco CML to come up with a network design that is based on an airport. This is purely for learning purposes, but I would be grateful if I can have some advice on...
Cisco delivers foundational infrastructure for giga-scale AI, combining advanced networking, silicon diversity, and integrated security to help enterprises, neoclouds, and sovereig...
We are currently planning our first StackWise Virtual (SVL) deployment. I've been reviewing the documentation, but since I lack real-world experience in minimizing downtime for thi...
An authentication bypass zero-day vulnerability, tracked as CVE-2026-20182 with a maximum CVSS score of 10.0, has been identified in Cisco Catalyst SD-WAN Controller and Manager. T...
I want to capture DHCPNAK message in wireshark captures in eve-ng. My topology: dhcp client(cisco ios) ---- sw(plug and play) ------ dhcp server(cisco ios) network: 10.1.1.0/24. Ho...
Discover how Cisco Cloud Control and LiveProtect unify security and networking to protect infrastructure. Learn how our latest innovations and stacked partner incentives can drive...
An unknown threat actor exploited a recently disclosed high-severity security flaw impacting Cisco Catalyst SD-WAN as a zero-day at least two months before it was publicly disclose...
Written by: Chester Sng, Pete Boonyakarn, Logeswaran Nadarajan Introduction In early 2026, Mandiant identified a threat actor targeting SD-WAN infrastructure at a service provide...
<p>Welcome to part 6 of the VCF-9.1 home lab series. The previous post in this series discussed the bringup process</p>
<p><img data-attachment-id="68124" data-permalink="https://networkingnerd.net/2026/06/11/cisco-live-2026-requiem-for-a-corner/clus26_ciscosign/" data-o...
Cisco has warned that a high-severity security flaw impacting Catalyst SD-WAN Manager has come under active exploitation. The vulnerability, tracked as CVE-2026-20245, carries a C...
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