Activity in Wireless - Mobility
cisco catalyst 9800 SSID configuration with different subnets
We have two datacenters, each hosting multiple Cisco Catalyst 9800 Wireless LAN Controllers deployed in both SSO (Stateful Switchover) and N+1 redundancy modes. These datacenters are connected to multiple IDF locations using Layer 3 routing between a...
2802 Stuck trying to update to ME Image
I have an issue with one out of a bunch of other 2802's when converting to ME via the WLC. I believe the issue is related to other posts about the version and the lack of space available but none of the other posts get stuck where i do at trying to e...
Site survey 9172
Hi all, I’ve just converted a 9172I to site survey mode using ap site-survey command but I don’t see any ssid being advertised. The ap has been connected to a 9800 wlc prior to converting to survey mode. the country code and regulatory domain ar...
Troubleshooting CAPWAP and DHCP Issues in Cisco 9800-CL Wireless Lab
Hi everyone,I'm currently working on a practical WiFi lab. The goal is to broadcast SSIDs mapped to two different VLANs: VLAN 20 and VLAN 30. I'm using the Cisco 9800-CL Wireless LAN Controller (WLC) deployed as a VM on VMware Workstation running on ...
AIR-CAP3502I-C-K9 刷成ME模式
hello 各位，我手里有一个型号是AIR-CAP3502I-C-K9的AP，我想将这个AP刷成ME模式然后独立运行，但我遇到了一些问题，希望各位大佬能够解答一下，谢谢。1、我没有WLC并且忘记了AP的密码，所以我无法登录AP。2、我尝试将AP断电重启并按住MODE键使用TFTP的方式重装镜像，但是提示我没有权限。3、我又尝试使用copy的方式将镜像拷贝到AP，但是依然是没有权限。4、甚至我尝试启动其他的镜像还是没有权限。我想问的是，还有其他的方式能将这台AP恢复出厂设置或者更改镜像吗。
Resolved! Cisco AP1852I Fails to Join WLC - Stuck at CAPWAP Discovery (Discovery
Hi everyone,I'm currently troubleshooting an issue where my Cisco AP1852I is failing to join the WLC. The AP is booting up normally, firmware is verified and loaded, radios initialize correctly, and it obtains a valid IP address via DHCP (e.g., 192.1...
Failed to join controller C9800CL
UEST(type 9) in CAPWAP state: DTLS Teardown(4).[*05/15/2025 17:52:39.0369] OOBImageDnld: OOBImageDownloadTimer expired for imag e download..[*05/15/2025 17:52:39.0369] OOBImageDnld: Do common error handler for OOB image download..[*05/15/2025 17:52:3...
Cisco 9800 5GHz disabled low data rates with Clients
Hello Cisco WLAN experts,I have followed Best Practices on 9800-WLC and disabled 5 GHz Low Data Rates 6 and 9 Mbps.Configuration > Radio Configurations > Network > 5 Ghz BandTo my surprise I can still see WLAN Clients that operate at these speeds and...
virtual catalyst 9800 stuck on boot
hi.. we've been having this issue for a while now, every time we try to deploy and OVA for a catalyst it works for a while then get stuck on this stage , no matter what version, those are the only vm's that are affected by this, we've tried on multi...
Resolved! DTLS-3-HANDSHAKE_FAILURE WLC 2500 series
Hi GuysI'm having a lot of issues with my WLC and the messages displayed is above. could you help me?*spamApTask2: Sep 13 15:33:27.133: %DTLS-3-HANDSHAKE_FAILURE: openssl_dtls.c:872 Failed to complete DTLS handshake with peer 192.168.0.98*spamApTask2...
Resolved! 802.11r Fast transition for FT and non FT devices
I'm trying to find a sort of on-size-fits-all solution for our production network for different customers, on a central C9800 cloud WLC. A feature I would like to enable is 802.11r for Fast Transition, which from testing has worked well in environmen...
WLC 4402
I need to upgrade the software on WLC 4402 to 7.0 or higher for use with Cisco 3502i APs.. However, I can't seem find the download link anywhere.. Any help would be awesome!
RF Leader RRM - 9800 and 5520
Currently have 3 large site which are all high density APs.1 site is controlled by a 9800 which was recently running co existence with a 8500 up to couple of weeks ago.Other 2 sites are supported by 5520s, with 2800APs, running the latest code.(Don’t...
How to Configure L3 Switch as DHCP Server for Both LAN and Wireless
Hi Community,I’m currently working on a network design where I want the Layer 3 Switch (Cisco) to handle DHCP for both wired (LAN) clients and wireless clients (via Access Point). Please see the attached topology diagram for reference. Network Topolo...
mDNS gateway 9800 on flexconnect-local_switching
Anyone have good experience with mDNS gw on 9800 with flexconnect-local_switching?As I understand this is a caveat: If I have the devices which announce the mDNS services in for example VLAN 2, clients in VLAN 3 and 4, and APs on a mgmt VLAN 5 then w...
