데이터 센터 및 클라우드

ucs b200 m5 dimm error again and again

Hi, my ucs b200 m5 blade server's dimm error again and again. I called TAC, they suggest replace dimm, cpu, motherboard. so i did all parts replacement. even also i did firmware update. but my b200 m5, still specific dimm error again.. someone know w...

I wonder how to check flapping at N9K mgmt0 port

Hello,Is there a way to check flap statistics for the mgmt0 port on an N9K switch? For N9K ASIC ports, I can use the show interface command to check the Last link flapped information, but it doesn’t seem to be available for the OOB mgmt0 port. I’d ap...

Quick Question about NX-OS GIR maint-delay options

Hello,I am currently testing the GIR (Graceful Insertion and Removal) feature on NX-OS. However, I’m having difficulty understanding the meaning of the maint-delay option.Specifically, I’m not sure what it means to "release" the CLI config. As I am ...

linux server connection failure

I have connected a Linux server by teaming on the Catalyst 9407. If the server down the active port, it will fail over normally, but if it's returned, the mac will come up from both interfaces connected to the 9407. Does anyone know what the problem ...

[DCC-202] Cisco Intersight Workload Optimizer 시작하기

[DCC-201] 구축: Cisco Intersight 시작하기

About emi retrain on ACI

Hello, I’m currently researching EMI retrain behavior and adoption in ACI environments. From what I’ve observed, most ACI-based sites do not actively utilize this feature, which is why I'm turning to the community for insight. We are running: Applic...

Some older logs appear later than the most recent logs in Nexus 9504

Some older logs appear later than the most recent logs. When I do "show logging", the logs from later times are not shown, as shown below. model : N9K-C9504 nx-os : 10.4.4(M) ========================================================= C9504# show logg ...

How do I know if the fan is within normal range speed?

Hi, i have customer have problem with fan speed. my customer`s opinion was fan should be more faster. The N9K-C93108TC-EX have 47C temperature and 70% fan speed, transceiver have 65C. The Other one have 27C  temperature and 70% fan speed, transceiver...

Cisco N9K-C93108TC-EX %KERN-3-SYSTEM_MSG log occured

  Hello, the log below occurred in our customer's N9K equipment. 2025 Jan 5 09:53:40 [HOSTNAME] %KERN-3-SYSTEM_MSG: [51084151.422007] ata5: exception Emask 0x10 SAct 0x0 SErr 0x4090000 action 0xe frozen - kernel2025 Jan 5 09:53:40 [HOSTNAME] %KERN-3-...