About Leo Laohoo

Leo Laohoo · 12-20-2022

FN - 72520 - Some Cisco DNA Center Appliances Shipped Between September 2022 and November 2022 Have Incorrect Firmware Installed - BIOS/Firmware Upgrade Recommended

Leo Laohoo · 10-28-2022

Read the Release Notes very carefully and go with 17.6.4.

Leo Laohoo · 11-17-2021

Cisco 3850: IOS-XE/Firmware Upgrade (Install Mode) NOTE: This procedure is aimed at Cisco 3850 switch ONLY.IOS-XE Bundle Mode is not covered. 9300, 9500 (vanilla & high-performance), ISR 1k, ISR 4k and ASR is not covered. Router(s) & switch(es) r...

Leo Laohoo · 06-30-2021

NotesA Word from our Sponsors:Introduction:Section 1: General ProcedureSection 2: ROMMON UpgradeSection 3: Cellular Modem Firmware UpgradeSection 4: GOTCHA Notes This procedure is aimed at Cisco ISR 1k, ISR 4k and ASR 1k router ONLY.IOS-XE Bundle Mo...

Leo Laohoo · 12-22-2020

Product Overview: Cisco Prime Infrastructure 3.9 Release Notes: Cisco Prime Infrastructure 3.9 Software Download: Cisco Prime Infrastructure 3.9 Oracle Patch: Cisco Prime Infrastructure 3.9

Leo Laohoo · 01-24-2026

Talk to the Cisco Account Manager or R&S SE/PSS and ask them about the soon-to-be-announced 9550.

Leo Laohoo · 01-23-2026

@Orionesque wrote:My understanding is that you need to become a partner before you can access updates. All Catalyst 9k switches firmware are free to download. All it requires is a CCO account. Cisco Catalyst IOS Software Update Program for Cisco C...

Leo Laohoo · 01-23-2026

The last place to download 3750/3750G firmware was for the 3750v2 and this model has gone past end-of-life date.

Leo Laohoo · 01-23-2026

The last stable firmware that can support 3750G is 12.2(55)SE and 15.0(2)SE train.

Leo Laohoo · 01-21-2026

@yum3372 wrote:isolating the co-channel interferer means setting different channel on each APs Find the source of the co-channel interferer and take it offline. Remember, we have not yet determined if this is even a WiFi issue. I mean, if the wire...

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FN-72520 -Some Cisco DNA Center Appliances Have Incorrect Firmware

Re: Catalyst 9606r software version election

Cisco 3850: IOS-XE/Firmware Upgrade

Cisco ISR & ASR 1k Routers: IOS-XE/Firmware Upgrade (Install Mode)

Coming to a store near you: Cisco Prime Infrastructure 3.9

Re: What is the expected end date for HW maintenance of the C9500-48Y4

Re: Email for Firmware Access

Re: upgrade firmeware Cisco Catalys3750G-24t

Re: upgrade firmeware Cisco Catalys3750G-24t

Re: Wireless instability between C9120 and client WiFi3(802.11g)