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Cisco Community is an active and collaborative place to learn more about our products and ask questions of peers and Cisco experts! Check out some of the most popular conversations happening right now!

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Isolate VLAN X from other VLANS

Hello Together,we have a Catalyst 9500 Core Switch and I wan to Isolate a specified VLAN (VLAN 5) deny to connect to all other VLAN. Here is a simple configuration and explanation what the result should be.VLAN 2 (Server) 10.1.2.0/24 Gateway VLAN int...

ralpho1 by • Level 1
  • 999 Views
  • 5 replies
  • 0 Helpful votes

5Ghz band is 100% utilized due to non 802.11 traffic.

We are currently observing an issue with a few MR46 access points running firmware version 32.1.6, where the 5 GHz band utilization frequently reaches 100% due to non‑802.11 interference.As a result:Users are automatically shifting to the 2.4 GHz ban...

If no active cisco dna licenses, will the APs stop working?

My colleague shared with me that if we do not purchase DNA licenses for our production access points, at some point they will just stop working.  Does this mean that at some point we will find that the wireless is just down at the office?  Or is this...

change .cisco mail

hello i need to change my cisco email from eng.mohammadnagy@gmail.com to mohamed.nagy@multi-technology.com because i joined this company

Resolved! VLANs

Is there such a thing as having too many VLANs on one network?

jemoiwalker by • Community Member
  • 1000 Views
  • 6 replies
  • 0 Helpful votes

Resolved! Cisco 9500 Stackwise Virtual - Meraki Dashboard Reboot

Hey all,I have just finished setting up my first Catalyst 9500 StackWise Virtual pair managed by the Meraki Dashboard with the configuration source set to cloud.The stack is working as expected. However, I was surprised to see that there seems to be ...

Screenshot 2026-06-03 102224.png
BCWrealNick by • Community Member
  • 352 Views
  • 4 replies
  • 0 Helpful votes

ASA migration to Cloud-Delivered FMC -> SAML auth w/Azure&group check

I have migrated our ASA configuration to a Cloud-Delivered FMC.  I have a lot of things setup but I'm stuck on something.I want to setup either LDAP or SAML based authentication checking for Entra ID group membership.  Basically we have an AD group t...

sxm36729 by • Frequent Visitor
  • 31 Views
  • 0 replies
  • 0 Helpful votes

ruproa.com blocked as phishing by OpenDNS — false positive

I'm the founder of Ruproa (ruproa.com), a business credit-building and monitoringplatform operated by Forthwith Industry LLC. Our production website is beingblocked as phishing by OpenDNS/Cisco Umbrella. Customers on networks usingOpenDNS resolvers (...

Ruproa by • Community Member
  • 65 Views
  • 3 replies
  • 0 Helpful votes

Resolved! ssh error message "CBC Ciphers got moved out of default config"

Hello, i have a new 3650 Switch and when i using ssh i got "%SSH: CBC Ciphers got moved out of default config. Please configure ciphers as required(to match peer ciphers)[Connection to 10.1.33.3 aborted: error status 0]".  is there anyone face such i...

ruslan932 by • Frequent Visitor
  • 72369 Views
  • 9 replies
  • 0 Helpful votes

A New Chapter for DevNet Sandbox

Hi @All We have some news to share. Please read the message below:Beginning August 1st, the current Sandbox platform will temporarily transition offline as we build something entirely new from the ground up, a platform designed to deliver a more focu...

jokearns1 by • Cisco Employee
  • 237 Views
  • 3 replies
  • 3 Helpful votes

Webex Contact Center - Basic Webex Connect flow to AI Agent

Hello,Just starting our journey with Webex Contact Center and just got the hang of bacis with the Voice Channel flows, we are now getting into the digital channels and trying to figure out the Webex Connect Flows.We currently got the Apple Business M...

Ted S by • Level 3
  • 224 Views
  • 2 replies
  • 0 Helpful votes
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