About AdamF1

AdamF1 · 02-06-2023

Issue- Devices that have a static IP address on Cisco 3850's running 3.6.8 or 16.12.7 that get replaced by a replacement device do not clear from the tables. A printer fails, and we replace with a new printer with the same IP, the new printer never c...

AdamF1 · 02-06-2023

I just noticed that newer IOS ( not sure what train) is no longer showing the name of the unit in our microsoft DHCP server. I have been scouring the web and can't really find an explanation for this. We using umbrella for DNS and are running 5520's ...

AdamF1 · 12-09-2022

Has anyone seen this particular issue where upgrading the IOS on a 3850 stack re-maps a fiber port to a non-existent number?Scenario:Stack of 3 switches running 3.6.8 upgraded to 16.12.7. Each stack has 1/10GB NICs in them. After the upgrade it turns...

AdamF1 · 09-01-2020

Good morning, Is anyone else running 16.12.3a IOS on 3850 switches? Here is an issue we are facing but I can not find any documentation of a bug in this code and its still recommended as the code to go to... Issue: POE Stops functioning on random por...

AdamF1 · 07-23-2020

We have been upgrading our 3850's to the 16.12.3a but have run into issues with polling hardware status in Solarwinds. When I looked into it further I discovered SNMP Delayed messages. I found numerous bugs for different values and tried applying SNM...

AdamF1 · 08-16-2023

I ran it on around 100 or 200 but always forgot to turn it on for new deployments. I never had any issues but my APs were spread across 10 controllers. You can enable it globally and it will push the config to the controllers that have the APs that c...

AdamF1 · 03-08-2023

Personally I think the rf maps are garbage in dnac compared to prime. Have you double checked the measurement and sqft? there have been bugs in certain dnac versions where it shows issues with radios and won’t display coverage correctly.

AdamF1 · 03-08-2023

Scott is on point here. This is the perfect time to split into n+1. Cisco sso is not good.

AdamF1 · 02-13-2023

This resolved the issue.Thanks again all.

AdamF1 · 02-07-2023

Yes we run DHCP snooping, port-security is not enabled as we use ISE, DAI no, ip guard no

Member Since	‎09-14-2012 01:18 PM
Date Last Visited	‎08-23-2023 10:37 PM
Posts	132
Total Helpful Votes Received	113

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Static IP's sticking with MAC after they are replaced

Apple IOS devices not showing name in DHCP

IOS upgrade remaps TE3/1/3 as TE 3/0/55

Cisco 3850 16.12.3a POE issues

3850- 16.12.3a snmp delays

Re: DNA Center Intelligent Capture

Re: Cisco DNAC (Wireless heat maps) 5 GHz

Re: Moving 5520 SSO

Re: Apple IOS devices not showing name in DHCP

Re: Static IP's sticking with MAC after they are replaced