About brian.koomen

brian.koomen · 12-06-2024

We have a USC C240 M5SX server. We recently upgraded the server from ESXi 6.5 to 8.0 u3 with the latest patches applied.The ESXi network management will not startup automatically after we upgraded to version 7.CISCO support has mentioned that the se...

brian.koomen · 02-23-2024

Had to replace a couple ATA190 with ATA191 but running into a weird situation. The ATA191 are the enterprise version (ATA191-K9). We had one ATA191 that was showing the same behavior but for some unknown reason it ended up registering with CM.We al...

brian.koomen · 02-07-2024

Newbie here.....so keep this in mind when reading. We had a vendor setup our phone system in our company. The system was setup with two cisco 7000 servers. One being a Pub and the other the Sub. I was under the impression that if one of the serve...

brian.koomen · 04-13-2023

So we are replacing our 2960 and 2960x switches with the 9200-48p series.Before putting them into production, I was looking to update the IOS. However, if you been to the IOS update page there are quite a few versions available. In typical CISCO f...

brian.koomen · 02-10-2023

We are starting to migrate our 2960 and 2960x switches to the 9200 series.I was looking for some feedback/help.Questions/concerns I have:- is there documentation on migrating from a 2960 to a 9200 model?- I heard that QOS on the 9200 is different and...

brian.koomen · 12-17-2024

Here is the environment that we have today. We have one ESXi 172.20.100.202 (8.0.1 build-21813344) Server A vmnic0 ixgben Up Up Version 1.15.1.0vmnic2 igbn Up Up Version 1.11.2.0 We have a second ESXi 172.20.100.204 (8.0.3 build-24022510) vmni...

brian.koomen · 12-10-2024

The NICs are the original ones that came with server. We have not made any hardware changes to the NICs since installing both physical servers out of the box from CISCO. All we have done was upgraded VMware ESXi to version 8.0After the physical ser...

brian.koomen · 05-30-2024

Ran into an issue with a class 4 device. If the switch was reloaded or power cycled with a Sophos 420e AP still plugged in, the AP would show insufficient power. I had to enter the following for the interface that the Sophos AP was connected to:pow...

brian.koomen · 05-08-2024

It works but after I reload the switch or power off/on the switch, my Sophos APs go back to "insufficient power"When looking at the config of the interface, I do not see the LLDP configurations I made. I enter the LLDP configurations again, and the...

brian.koomen · 04-26-2024

Your recommendation work for me as well. But does bring up the question of using the "power inline static" command. When I used that command, the port showed 30W being used.....but AP still showed insufficient power....Why doesn't the "static" comm...

Member Since	‎01-24-2013 12:28 PM
Date Last Visited	‎05-16-2025 10:40 AM
Posts	33
Total Helpful Votes Received	11

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Cisco USC C240 M5SX server VMWare network management will not startup

replacing ATA190 with ATA191 and will not register

What is the purposes Publisher and Subscriber?

9200 series ios versions...... which one?

Migrating configuration from 2960 switch to 9200 switch

Re: Cisco USC C240 M5SX server VMWare network management will not star

Re: Cisco USC C240 M5SX server VMWare network management will not star

Re: Enabling 802.3at at C9200L-24P-4X

Re: Enabling 802.3at at C9200L-24P-4X

Re: Enabling 802.3at at C9200L-24P-4X