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 · 05-09-2025

Direct upgrade from 17.3.X (and earlier) to 17.12.X (and later) is not allowed -- This info is not documented anywhere else. Upgrade first to 17.6.X or 17.9.X and then upgrade to 17.12.X (and later). https://community.cisco.com/t5/routing/isr1000...

Leo Laohoo · 05-08-2025

Please post the complete output to the following commands: sh post sh idprom interace Ten1/0/1 sh interface Ten 1/0/1 trans details Copy-n-paste the above output into a text file and attach to the next reply.

Leo Laohoo · 05-08-2025

@rajulpar, How is AKiPS doing? Since we've got AKiPS & DNAC, I cannot begin to tell you how many times AKiPS have saved our network from serious trouble. I must've done more than 40 "proactive" maintenance actions before our Catalyst 9300/9500 wou...

Leo Laohoo · 05-08-2025

Our entire fleet of 9300 & 9500 are on 17.12.4 and planning to migrate to 17.12.5. For 9500, 17.12.4 is a non-issue. The ports connected to the 9500 are constantly "on" and they do not go down and up regularly (like a 9200 or 9300) so the memory lea...

Leo Laohoo · 05-08-2025

@slyfoxx wrote:MANUAL_BOOT=yes This still hasn't change so the switch will always boot into ROMMON.

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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: ISR1100-4G stuck in ROMMON ver 17.4(2r)

Re: Using the SFP-10G-SR with the WS-C2960X-24PD-L on "Te1/0/1&qu

Re: AKIPS monitoring tool for cisco devices

Re: C9500-48Y4C

Re: Factory Reset 9200L