About Claudia de Luna

Claudia de Luna · 08-14-2025

How can I ask Cisco Catalyst Center if a range of vlans is in use across all the devices monitored?Example: I need to know if vlans 600-699 are in use anywhere in the enterprise.TY in advance for pointers or guidance!

Claudia de Luna · 07-26-2023

I just noticed the Collapse button next to Reply in threads! I'm so happy! I"ve been requesting that feature for a while now.When I went to share it with my team, it looks like im the only one with that optionNo one else has that Collapse button.Any...

Claudia de Luna · 05-15-2022

We are looking at options for a North/South firewall into and out of a single-site ACI Fabric. The current preferred option is to use an HA Active/Standby firewall cluster in transparent mode with two ACI border leafs (also vPC pair) eBGP peering wit...

Claudia de Luna · 03-16-2022

Hi, We have a strange situation with a host and while this is clearly an application issue, I was hoping the considerable ACI brain trust here might help me wrap my head around how the fabric will behave in this situation.So this badly behaved applic...

Claudia de Luna · 01-28-2021

Hi, We are working on a proof of concept for staging C9300 switches via ZTP. We tested out everything in the lab first so we knew we had a valid DHCP configuration and Python script. When we unboxed some of the new switches and attempted to provision...

Claudia de Luna · 08-15-2025

LOL. Stuart! I didn't expect you to write me a script!!! I am very grateful! I would like to understand if there is a way to do this via the GUI via a Report or some other means from others in the Community with more GUI experience, if possible!

Claudia de Luna · 08-15-2025

Not necessarily. Right now this is a point in time question. Can I use this vlan ID across the enterprise or is it already in use somewhere? I was trying to use Reports but did not get far..

Claudia de Luna · 12-19-2024

So it sounds like you are thinking of a “hard” migration and I never recommend that. Run both in parallel. Bring up a new L3 link from your new fabric over to your L3Core. Don’t think about “moving” your existing. Move your servers gradually….Not...

Claudia de Luna · 12-19-2024

Hi @irenof When building out a new ACI fabric I always recommend,1. build the fabric (both from management perspective as well as logical (tenants, DBs, EPG, etc)2. If you are migrating existing build all the BDs as L2 only3. Building out a new L2 ex...

Claudia de Luna · 07-04-2023

@ammahend wrote:If Cisco is serious about enterprise networking, i think in few years everything will be in Meraki dashboard, and everything which can not be will be pulled into meraki with APIs and we already are seeing trend. We will be able to au...

Member Since	‎04-25-2011 09:55 PM
Date Last Visited	‎08-20-2025 07:10 PM
Posts	354
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Is a Vlan ID in use across the enterprise?

Just noticed the Collapse button!!

North-South Firewall in ACI

Badly behaved endpoint on ACI

ZTP IOx and GuestShell on C9300

Re: Is a Vlan ID in use across the enterprise?

Re: Is a Vlan ID in use across the enterprise?

Re: L3 migration between legaxy Nexus and ACI L3out

Re: L3 migration between legaxy Nexus and ACI L3out

Re: What do you honestly think of SD Access w/ DNA Center?