Activity in Technology and Support
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 ...
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...
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...
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...
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...
Secure Access NTG Primary and Secondary Hub with Checkpoint
Hi all,We’re setting up IPsec tunnels to Secure Access using a Primary Hub and a Secondary Hub, with a Check Point firewall on our side. The tunnel values have been generated. What I’d like to understand better is how traffic flows when only one BGP ...
Manual Migration of Cisco Umbrella DNS and SWG to Secure access
Hi Folks, We are looking to migrate Umbrella to Secure Access manually instead using upgrade manager tool , are there any issues if we manually test policies with a pilot and start moving the users to Secure AccessWe will prepare a GPO for orginfo /S...
Upgrade ESXi 6.5 to 8.5 on a Cisco BE6000
Hello,How to upgrade ESXi 6.5 to 8.5 on a Cisco BE6000.I need to migrate my collaboration system from Cisco CUCM, UCCX and Unity Connection 11x to 15x version but i have to migrate also my VMWare ESXi 6.5 to 8.x without remove the current datas and V...
Help to have CUCM 15x, UCCX 15x and Unity Con 15x
Hello Everybody,Could you please share me a good free link or a path where i can get ISO of CUCM 15x, UCCX 15x and Unity 15x because i do not have privilege to download.UCSInstall_UCCX_15_0_1_UCOS_15.0.1.10000-27.sgn.isoUCSInstall_CCP_15_0_1_UCOS_15....
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...
Catalyst C1300 freezes when configuring through SSH
HellouThis bug has been around for years as far as i know / observed it. Just wanted to sort of know if somebody did managed to get around it.If i ssh into the old cbs350 or c1300 now, and send a block of text (like description for every port...etc.....
IOS 15.9(3)M13 ZBFW and VPDN on same router
I've recently migrated a classic CBAC configuration to ZBFW (I know drag me into the 21st centuary...) on a Cisco C921-4P router running the latest IOS. There are several 'inside' interfaces and two 'outside' interfaces. The outside interfaces are ...
C8375-E-G2 Secure Router support OTV Feature ?
Does C8375-E-G2 Secure Router support OTV Feature ?
Creating a menu on a cisco router
I need to allow a customer to start, stop and show ip accounting but I cant give him full privilege access to the configuration mode. I am thinking of creating a menu for this but I don't know if this will allow me to run commands in the config mode....
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