About tltl4866

tltl4866 · 03-29-2022

Hello all, Is there any way (or a thread I can refer to) on turning off any smart licensing warnings (or any unwanted warnings for that matter)?Currently our log is being bombarded with the following message: "Communication failure with the Cisco Sma...

tltl4866 · 03-16-2022

Hello all, please refer to the diagram above.We have added another set of switch to our top level C9500. The diagram above is how we connect the switches to each other. When we inter-connect the switches (see the red line), we got a warning on the to...

tltl4866 · 12-09-2021

Hello all,One of our C9500 in the stack went down and after hooking up the console, we noticed that the C9500 is in ROMMON mode (we are currently running on 17.03.04)I have tried booting directly from bootflash and usb, but neither of it seems to wor...

tltl4866 · 03-23-2022

Hello,Yes! the C9500s are indeed inter-connected. I forgot to draw that part out.I believe that the user MHM Cisco World is on the right track based on our investigation. We will be working with them for this issue.

tltl4866 · 03-23-2022

Hi, sorry for the late reply.We believe you are on the right direction after doing some investigations. Based on our investigation, we found that most VLANs are not root bridges on C9500, is this the root cause of the flapping? Below is our plan and ...

tltl4866 · 03-17-2022

Hi,sorry for the vague diagram. Here is a more detailed diagram:Essentially, when we interconnected the 4500 with each other (Te1/30), 9500-R's port 7 and 8 began to flap. This flapping caused a 1 minute interruption on ISP_01 and ISP_03. We can conf...

tltl4866 · 03-17-2022

Hi,We experienced the first case. However, the flapping did cause an interruption on our network (we lost connection with our isp after the switches are inter-connected). I also want to add that this is our 4th set of switch added on the C9500. The p...

tltl4866 · 12-10-2021

Hi,Thank you for your reply. I'm not exactly sure how to set the config-register on this one. ROMMON says "confreg" is not found.The closest command according to "help" is set. However, I'm not sure which variable I need to input to set the config-re...

Member Since	‎12-09-2021 09:56 PM
Date Last Visited	‎04-20-2022 12:20 AM
Posts	11
Total Helpful Votes Received	5

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Disable/Turn off Smart Licensing Warnings

C9500 port flapping issues

C9500 Stuck in ROMMON Mode

Re: C9500 port flapping issues

Re: C9500 port flapping issues

Re: C9500 port flapping issues

Re: C9500 port flapping issues

Re: C9500 Stuck in ROMMON Mode