About bmcgahan

bmcgahan · 07-16-2025

I'm trying to turn up a test instance of ISE in AWS, and I'm getting this "name resolution failed" message when trying to connect to the GUI either through the IP address or the DNS name I set for the elastic IP.Is there a step I'm missing where you ...

bmcgahan · 06-24-2025

Anyone @ cisco here know what the timeframe is for v3.1.3 to be added to the AWS marketplace?Right now I'm using v2.3.7.9 for lab POC & writing training content... should I be waiting for v3.1.3 ?Is there a big change in the UI between v2.3.7.9 and v...

bmcgahan · 05-05-2025

I'm getting an authentication failure for https://sandbox-sdwan-2.cisco.comIs it possible the account is locked from people spamming wrong credentials? Thanks!Briancc: @jokearns1

bmcgahan · 03-20-2025

I have a test deployment of DNAC 2.3.7.7 on AWS that I launched through marketplace. When booting the AMI, I created an SSH key, and then was able to SSH in as maglev @ port 2222 using that key.Next, I web browsed to DNAC @ port 9004 to run the insta...

bmcgahan · 03-07-2025

I have a test instance of DNAC 2.3.7.7 on Amazon AWS that I deployed from the marketplace.After deployment, I can SSH in as maglev at port 2222, but I can't connect to the web UI. If I curl localhost at port 443 I get connection refused.What are the ...

bmcgahan · 07-01-2025

Great, that's exactly what I needed to know.Any idea when a general download release or a sandbox might be available for 3.x?

bmcgahan · 03-20-2025

I found a workaround by...converting the running instance to an AMI snapshotdeleting the instancere-deploying from the AMI with the SSH keySeems like there should be an easier way than this...

bmcgahan · 03-07-2025

You have to http in at port 9004 to continue setup... strange the deployment guide doesn't mention that

bmcgahan · 02-23-2025

In case anyone is reading this in the future... I finally found the issue : )This log means that the VNIs aren't advertised between sites because those Networks are not attached to the Border Gateway.Once you "attach" the Network to the Border Gatewa...

bmcgahan · 02-16-2025

Thanks Chris! I wasn't sure if that restriction changed in recent versions.Also great work on your blog! I've been reading it since ACI 1.0 days : )

Member Since	‎06-05-2004 09:35 AM
Date Last Visited	‎07-18-2025 06:09 AM
Posts	55
Total Helpful Votes Received	6

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ISE on AWS returns "name resolution failed" after deployment

Catalyst Center 3.1.3 on AWS ?

SD-WAN 20.10 Always On - login failed

Can't SSH into DNAC after install script on Amazon AWS

Checking maglev service status

Re: Catalyst Center 3.1.3 on AWS ?

Re: Can't SSH into DNAC after install script on Amazon AWS

Re: Checking maglev service status

Re: EVPN Border Gateways don't exchange routes in multi-site NDFC

Re: Can an ACI Leaf be a Border Gateway for Multi-Site?