About Leo Laohoo

Leo Laohoo · 01-31-2023

@Kasun Bandara wrote:is this is assignment? Yes, this is an assignment.

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 · 07-18-2025

@adamscottmaster2013 wrote: @Leo Laohoo: Now you sound like a Cisco TAC engineer, upgrade to the latest Read again. In this thread, I never mentioned the word "upgrade".

Leo Laohoo · 07-17-2025

@adamscottmaster2013 wrote:Is the wireless network a 24 x 7? Yes, I am just a network operation guy... Downgrade to 17.12.3 or the latest 17.9.X.

Leo Laohoo · 07-17-2025

@Cpt Mocha wrote:the USB drive method doesn't seem to work. How many USB flash drive were used? Because not all USB flash drive are built with a single standard. We usually try many brands until we get to one that actually works.

Leo Laohoo · 07-17-2025

Is the controller N+1? Is the wireless network a 24 x 7?

Leo Laohoo · 07-17-2025

@adamscottmaster2013 wrote: 1. Tell us more about the settings of the SSID. I mean, is this affecting OPEN authentication, PSK, Dot1x?Open authentication 2. Start with open authentication, does the Surface Pro work with open authentication?No 1. Re...

Member Since	‎06-22-2008 04:57 PM
Date Last Visited
Posts	59,930
Total Helpful Votes Received	37875

User Statistics

User Activity

Re: Build 2 Router Network Topology

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)

Re: WLC 9800-L version 17.12.4 and Microsoft surface connectivity issu

Re: WLC 9800-L version 17.12.4 and Microsoft surface connectivity issu

Re: Config t versus TFTP (Cisco 819 and 829)

Re: WLC 9800-L version 17.12.4 and Microsoft surface connectivity issu

Re: WLC 9800-L version 17.12.4 and Microsoft surface connectivity issu