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  Ask Me Anything Event   Welcome to the Cisco Community Ask Me Anything conversation. Submit your questions from  Monday,  August 4, 2025 through Friday, August 15, 2025. Our colleagues Saikat Nandy and Parithosh Vema will be waiting to assist you ...

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Hi, We have been receiving this error on our C9800-CL controller for some time now and not sure what it requires.  %PKI-2-CERT_RENEW_FAIL: Certificate renewal failed for trustpoint sdn-network-infra-iwan Reason : Failed to get ID certificate from CA ...

sajidabbas by Level 1
  • 25795 Views
  • 21 replies
  • 0 Helpful votes

Hello,I have an issue with my two new IW9165D. Both APs are in URWB mode out of the box and have IOS version 17.14.1. They are powered by POE switch which has trunk configured on that port.Then I'm following this guide: https://www.cisco.com/c/en/us/...

petrk9 by Level 1
  • 1977 Views
  • 5 replies
  • 0 Helpful votes

I'm just wondering if there is a way to get an output of the serial numbers of all the APs connected to a WLC. I know they can be individually found in the WLC web interface or through the CLI but i'm hoping to find a way to see them all.thanks

dseagren1 by Level 1
  • 92038 Views
  • 19 replies
  • 0 Helpful votes

Hello Cisco WLAN experts,I tryin to understand packet flow between our 9800-80-WLC and a 9800-L-C-Guest WLC and started a simple paket capture like the following one on one of the interfaces of a Port channel on the 9800-L-C Version 17.3.6To my surpr...

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Gehrig_W by Level 3
  • 835 Views
  • 5 replies
  • 0 Helpful votes

I would like the ability to assign an RF Profile on a per-slot basis within the RF Tag.  Am I being thick and missing the feature?   For example: 5ghz Slot 1 assigned an RF Profile with 9 channel DCA plan (no UNII-2) and 5ghz Slot 2 assigned an RF Pr...

9800-40/80 17.15.4 running local MDNS gateway drops all MDNS advertisements, services are being learned and cached correctly from wired sources but advertisements are always being dropped before they go out to clients. Can observe this happening in m...

jasonm002 by Level 1
  • 4997 Views
  • 33 replies
  • 2 Helpful votes

Hello,could u please advise me as I have an AIR-CTVM-K9 that is like 5520 series and 2500 GUI not 9800 functionality..the case is i found C9115AXE-E connected to this wlc? And i was thinking how could it be possible? As Cisco didn’t mention that on d...

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Jean Welz by Spotlight
  • 1227 Views
  • 11 replies
  • 0 Helpful votes

Hello Comunity,We did a mistake and under U-Boot made nand erase.part fsWe have U-boot loop with: Creating 1 MTD partitions on "nand0": 0x000000200000-0x000010000000 : "mtd=2" UBI: attaching mtd1 to ubi0 UBIFS error (pid 0): mount_ubifs: can't format...

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