Activity in Technology and Support
STP PVID Inconsistency
So, I was just going through cisco's documentation on STP PVID and Type Inconsistencies: (https://www.cisco.com/c/en/us/support/docs/lan-switching/spanning-tree-protocol/24063-pvid-inconsistency-24063.html)That doc specifies: If the Native VLAN on an...
NXOS attached to IOS XR - cannot ping the BVI
I have a simple setup of a c3064X [nxos 7.0(3)I7(9)] connected to a NCS-5501 [XR 7.7.21] with a trunk using vlan 4048. When I add the IP to the subif on the 5501 I can ping/connect both ways. If I use a BVI [it is going to be a larger domain] it do...
Performance Issues Cat8000v
we have a cat 8000v on all cloud hyperscalers. how can we especially troubleshoot cpu performance of the device? license throughput is far enough, but the forwarding of the packets seems to be limited. but how can we get to the bottom here? there is ...
C8300-1N1S-6T-V - disappeared with no EOL announcement
Anyone here from Cisco can help me understand how the voice bundle - C8300-1N1S-6T-V just vanished from CCW and all documentation without any notice?
CSCwq55659 - Cisco Integrated Management Controller M4
Hello,Would you be able to tell if this bug is hitting the UCS-C Series M4? I do not see that M4 listed there, so just wanted to confirm that.CSCwq55659 : Bug Search ToolCisco Integrated Management Controller Authentication Bypass VulnerabilityIf so,...
CP 8841, CP 8811 Authentication Failure
CP 8841, CP 8811 Authentication Failure, new ip phone, when i open authentication from switch port configuration its working, with authentication its not working , status showing unauthentication.
Resolved! MV Cloud Archive Firewall ( SSL Inspection
Hi AllI need help with Meraki MV devices not working to aws for cloud backup, we have created a test rule for TC 443 to ANY destination.As per Meraki they are seeing SSL inspection breaking the certificate chain, any help/advice would be great.
CX Cloud Agent IP RANGES and Credentials
Bumping this topic for 2026. Companies with 100's of network ranges would benefit from an API or spreadsheet upload method to create the IP Ranges. (I guess we need to ditch the 50 IP range limit first). This functionality of CSPC has been lost in th...
C8000v performance issue
I have a C8000v SDWAN edge running IOS-XE 17.15.3a, it acts as a transit hub for the SDWAN sites to connect to a PaloAlto firewall. It is deployed on KVM hypervisor with 8vCPU and 16G RAM. With such resource I expect it to handle at least 2Gbps throu...
Device Offline for more than a Year
I have two FTDs that have been offline for more than a year, and now I can deploy the configuration to change the IP address of the WAN interface to connect to the internet. I now have internet on site, but from a different ISP.
Resolved! CSCwt59761 - Room Bar Pro black camera output
Has 26.4 and up fixed this for others?Thanks!
High authentication latency alarm in ISE ?
High authentication latency alarm in ISE ?How to check and what is the reason why this alarm got generated ?ISE Version - 3.2.0.401
Detecting Unregistered CUCM Devices with AXL and RISPort70 (Python)
IntroductionIn enterprise UC environments, CUCM databases accumulate devices that are no longer registered — decommissioned phones, migrated endpoints, or devices that failed to re-register after a maintenancewindow. These consume licenses and create...
Resolved! How to re run Preupgrade COP file
Good Day everyone,We are in the process of checking our Unity environment for our upgrade to 14 SU3, we already have the latest COP file readiness check installed. ciscocm.cuc_preUpgradeCheck-004.k4.copHow do you get it to re-run the check, as I cann...
Cisco ATA 191 - web GUI isn't working properly
Good Day, we bought our first Cisco ATA 191 but cannot configure it.The device have an ip from the DHCP-Server.After connecting to the web http://x.x.x.x we can login with admin/admin.There is no option to configure anything. We have the tabs "Voice"...
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