Data Center and Cloud

Cisco Live Protect: End the Emergency Patching Dilemma

The Shift to Proactive Operations: The Emergency Patch Dilemma In the fast-paced world of modern data center networking, the difference between seamless operations and a major outage often comes down to how quickly you can neutralize a security thre...

Success Capsules | Intersight: AI on Cisco Infrastructures

See a working AI assistant for Cisco Intersight that answers plain-English questions about your infrastructure, including inventory, chassis details, and alarms by calling the Intersight API through the Model Context Protocol (MCP). Everything runs o...

Data Center Adoption Video Series | Success Capsules

Accelerate Your Infrastructure with Cloud and AI Success Capsules! We are excited to introduce Success Capsules for Cloud and AI Infrastructure, our new video series designed to help you master the complexities of your modern data center. Immerse ...

Resolved! URGENT: Akira Ransomware Attack — Need Recovery Help ASAP

Hello everyone,I’m an IT Manager dealing with an Akira ransomware incident and urgently looking for help with recovery, decryption, and incident response. Paid professional solutions are welcome if there is a legitimate and technically viable recover...

Symmetric IRB behavior with Route-Target L2 and L3 VNI

In VXLAN EVPN networks, Inter-VNI (inter-subnet) communication is performed using IRB (Integrated Routing and Bridging) functionality. Without this feature, a dedicated L3 device would be needed to perform inter-VNI routing. This concept is similar t...

Designated Forwarder in VXLAN EVPN Multi Homing

In VXLAN EVPN Fabric, The Designated Forwarder election through BGP Route Type-4, is used for two purposes: -VXLAN EVPN Multsite Architecture between Border Gateways. -VXLAN EVPN Multi Homing between Leaves, similar to VPC. For both use cases, this m...

N2K-C2348UPQ-10GE Fex does not come up and showing SDP timeout

Hi Community,We have recently installed new N2K-C2348UPQ-10GE FEXs, however they are not coming online.The interface is showing :Ethernet1/21 is down (SDP timeout/SFP Mismatch)and the fex logs: [26209]04/21/2026 21:27:31.692130: fport [0x1a014000]:L...

Box to Box Redundancy in a C8200 Call Manager Express context

Good DayI have a pair of C8200L devices racked and online.These will be running a redundant Call Manager Express install.First I am told I must configure Box-to-Box redundancy.I navigate here but find this document unusable:Home > Support > Product ...

Visio stencil for FI-6664

Im looking for a visio stencil for the UCS FI-6664 to be posted. Does anyone have that front and rear stencil they can share or know who to contact to update the UCS stencil zip that looks to be last updated in 2025?Thank you,Todd

ECCN for QSFP-40/100-SRBD

Hello Cisco compliance team, Please can you provide the HTS, Harmonization Code and ECCN for the Cisco 40/100Gb QSFP100 BiDi Pluggable Transceiver

Resolved! Virtual login to APIC Sandbox

Hey, I am new to all this but coping not bad I think. I am trying to do some work with ACI programming on the Cisco Virtual Sandbox, the thing is I keep returning authentication error. I have also tried to get in through Postman and the same happens ...

Nexus One and AI-Ready Data Center Expert Insights Series

Series OverviewJoin Cisco Customer Success experts for a focused, four-part Americas Expert Insights Series designed to help you transform and future-proof your data center operations.In this series, we will explore Nexus One Architecture—the enterp...

Modernizing Your Fabric Interconnect Expert Insights Series

Series OverviewModernize your data center operations with Cisco Customer Success in this comprehensive 5-part Americas Expert Insights Series.Throughout this series, we will establish secure, scalable Unified Edge foundations, walk step-by-step thr...

Reachability issue between external network and L3Out peer IP

Hi, I have a existing small ACI fabric, illustrated in the high-level diagram below and I would need some information/advice on a "weird" setup requirement...RT1 has already established OSPF peering with ACI and Jumpbox (using RT1 as default gateway)...

Fabric Links Description - New Interface Configuration in Ver 6

Hi everyone, we are currently running Cisco ACI version 6.0(8e) and are looking into standardizing and improving the interface descriptions on all Leaf → Spine uplinks. Under Fabric → Access Policies → Interfaces → Interface Configuration, the GUI de...

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