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 · 07-09-2025

How many times or how often (per day) does this error message appears?

Leo Laohoo · 07-09-2025

Straight from the box, the routers will not have any management IP address of any kind and the first step to configure one is using the console cable. This means that the router is, potentially, within arms reach. Look at the front panel of the IR...

Leo Laohoo · 07-09-2025

@VStar wrote:How about firmware updates? And what firmware would that be? For the controller or eWLC?

Leo Laohoo · 07-09-2025

@VStar wrote:we need to also purchase a warranty & maintenance contract Since the introduction of the 1140 fifteen years ago, we have never purchased any maintenance contract for the APs to RMA them. Catalyst 9115, for example, comes with Limited L...

Leo Laohoo · 07-09-2025

Introduced in on 3.11.8, use the following command (4500X, Sup7): factory-reset all secure WARNING: 1. This command will take several hours. 2. When the process is finish, the firmware will not be erased but the config-register value is set to ...

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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: Catalyst9400 Switch IOSXE log message

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

Re: Support/Maintenance Contract Requirement

Re: Support/Maintenance Contract Requirement

Re: Cisco Catalyst 4500-X Reset and Delete Data