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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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Help with VOIP vlan router in packet tracer

Hi, I am currently building a voice network with some adjustments in Packet Tracer, but I came across this problem.In the typical VOIP configuration, it seems that most people use a router (2811), a switch, and then the IP phones, but in my case, I w...

SHELLSHERU by • Community Member
  • 134 Views
  • 3 replies
  • 0 Helpful votes

Cisco Modeling Labs

I am a Cisco Netacad Instructor. I have made several attempts to gain access to Cisco CML (https://mkto.cisco.com/cml-free.html) and have registered a number of times but have not received a confirmation email to access. My CCO ID that I am seeing wh...

brcrest61 by • Visitor
  • 19 Views
  • 0 replies
  • 0 Helpful votes

9163AXE Site Survey Mode with CW-ANT-D1-NS-00

After putting the 9163E in site survey mode with the CW-ANT-D1-NS-00 already appropriately attached, it will not broadcast anything. The show interfaces dot11radio 0 shows all zeros. Radio zero also keeps going down after a few minutes and then immed...

craig-jim by • Community Member
  • 118 Views
  • 2 replies
  • 0 Helpful votes

IOS XE 26.2.1 AAA/SSH failing

I've got some C1100 series routers and a Cloud C9800 wireless controller.  I upgraded a couple of the C1100's and SSH connections to them are now failing.  I have AAA configured with RADIUS authentication/authorization using MS NPS.  The logs on the ...

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196.188.253.49

Resolved! Meraki Cloud-Managed Catalyst 9300 Stack Loses Config After Reboot

We had to abort a production deployment of a Meraki cloud-managed Catalyst 9300 stack because the configuration is lost after a reboot or power cycle.The stack has two C9300-48UNs and four C9300-48Ts running IOS XE 17.18.4.1. It works normally until ...

Jason18 by • Level 3
  • 1102 Views
  • 11 replies
  • 1 Helpful votes

CML and IOL VXLAN

Hi,I'm trying to create a simple 'static' VXLAN lab in CML using two IOL images as VTEP endpoints. I have an unmanaged switch between the IOL images and an Ubuntu client hanging off of each IOL image (see image below):OSPF is running on r1 and r2 and...

cyodesigns_0-1792081041664.png

Multicast EPG security

Hello, shining ACI communityoverlay TRM is already enabled but i stuck with implementing of the Subject due to lack of navigation through workflow. "- The destination EPG is derived from the multicast group binding."where/how do we implement "multica...

Virtual Appliance - Introducing IPv6 support

Starting Saturday, October 17th, 2026, Virtual Appliances (VA) will now support IPv6.On Saturday, October 17th 2026, IPv6 support will be rolled out to the Production-1 track.On Saturday, October 31 2026, IPv6 support will be rolled out to both the P...

susreeni by • Cisco Employee
  • 29 Views
  • 0 replies
  • 0 Helpful votes

Virtual Appliance - Introducing IPv6 support

Starting Saturday, October 17th, 2026, Virtual Appliances (VA) will now support IPv6.On Saturday, October 17th 2026, IPv6 support will be rolled out to the Production-1 track.On Saturday, October 31 2026, IPv6 support will be rolled out to both the P...

susreeni by • Cisco Employee
  • 28 Views
  • 0 replies
  • 0 Helpful votes

Multicast Features Needed on switches connecting CCTV

Hi,The customer wants to connect CCTV cameras to Catalyst 9200 & 9350 switches with Essential license.I checked the license feature matrix and found that in Essential license, only PIM Stub Multicast is enabled, and in Advantage license it shows it i...

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