About benjammin1001

benjammin1001 · 11-03-2025

Hey all, This is a new problem a lot of folks might be seeing soon as the SHA-2 cert that comes with AirOS 8.5.182 just expired Oct 4th, 2025. You know - this message in the AP logs: *Mar 1 00:01:41.335: AP has SHA2 MIC certificate - Using SHA2 MIC...

benjammin1001 · 03-07-2024

Can anyone point to a definitive guide for best practices to set up older 2500 series (and similar) for Voice-over-WiFi?I've been having carrier problems lately - and I want to make sure I have all my i's dotted and t's crossed with my 2504 system as...

benjammin1001 · 09-14-2018

I have a WLC2504 running 8.5.135.0 - I know "bonjour" support was removed back in 8.0.something.Been playing with this and read the 8.5 config guide which seems to describe setting up mDNS and so on to support Apple devices.When I follow the directio...

benjammin1001 · 07-26-2017

I have a working C4506 with 2 UPOE Line cards and just added the X4748-SFP-E line card.The system shows the line card -- and I go configure it -- but the ports don't stay up.Normally, they are all populated with 48 GLC-MM-SX modules. sh interface for...

benjammin1001 · 03-02-2016

Hi All,I'm not new to Cisco and but I've got this shiny new 4506 chassis with a Supervisor 8E and single (for now) 48port UPoE line card.The config I have set up seems to be working, but some of the items we plug in for PoE don't seem to come up. (Th...

benjammin1001 · 11-19-2025

As an aside for people who may have viewed this thread, One of the installations I help a client with is using a 5508WLC running 8.1.131.0 -- It's Device SHA-2 cert expired Oct. 25, 2025 -- but the APs still join the system as one might expect. So - ...

benjammin1001 · 11-09-2025

So for anyone else watcing this post - it turns out, LSCs *ARE* indeed the answer to this problem.Of course, available documentation leaves out a LOT of important details.There's a mere obscure mention of a Cisco authored certificate server to handle...

benjammin1001 · 11-07-2025

Just to bump this thread.....I have a feeling a lot more people are going to be finding out their older Cisco WLC system breaking on the next reboot of either the controller (whole system) or AP (due to switch reboot or similar) and not understand wh...

benjammin1001 · 11-04-2025

Hi Saikat,Thanks for the response. -- I do know what the MIC certs are. Thanks.If "the workaround" you mean is setting:config ap cert-expiry-ignore mic enable config ap cert-expiry-ignore ssc enableThat's not working. Specifically, it appears the AP ...

benjammin1001 · 11-03-2025

Hey Leo, I realize the particular series WLC is EOL - and no more firmware releases.But from what I'm reading so far (I'm still figuring it all out) - it looks like Cisco could just issue a cert to be uploaded to the unit. It also looks like the unit...

Member Since	‎02-26-2016 02:20 PM
Date Last Visited	‎11-19-2025 01:37 PM
Posts	42

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Expired SHA-2 (Oct 4, 2025) cert keeping APs from joining WLC [SOLVED]

Definitive Best-Practice for VoWiFi PDF (cellular calls over WiFi)

WLC2504, Bonjour and firmware 8.5.135.0

[SOLVED] Cisco 4506 w/WS-X4748-SFP-E with Crestron NVX Series 4k Video Encoder/Decoder, Links don't stay up.

[SOLVED?] 4500 Chassis w/SUP-8E & 48port UPoE card not forwarding port traffic without reboot

Re: Expired SHA-2 (Oct 4, 2025) cert keeping APs from joining WLC [SOL

Re: Expired SHA-2 (Oct 4, 2025) cert keeping APs from joining WLC [SOL

Re: Expired SHA-2 (Oct 4, 2025) cert keeping APs from joining WLC

Re: Expired SHA-2 (Oct 4, 2025) cert keeping APs from joining WLC

Re: Expired SHA-2 (Oct 4, 2025) cert keeping APs from joining WLC