Activity in Technology and Support
Cisco SWA Notification: MALWARE_SPECIFIC
Hello community,recently we are experiencing random blocking of some webs on Cisco WSA with reasonReason: BLOCK-MALWARENotification: MALWARE_SPECIFICWeb is only blocked about 1 of 10 access attempts and after refresh it is loaded correctly.Seems like...
Anyway to configure management IP for ACI switch in CLI, without APIC?
There are some spare switches with OLD ACI image (v14.1). I need to get them upgraded to v16.0 before being compatible with the APIC (v6.0.6c). I know the USB drive approach but it is kinda difficult to access the site...I do have the KVM access to t...
VLAN issues
I recently replaced the core switch at one of my sites that consisted of two separate C9300-48Ts and three other off brand switches and installed a new stack with a C9300X-48HX, C9300-24S and a C9300-48T (running 17.12.5). This is a layer 2 network c...
DEVASC 200-901 Study Recommendations
Hey all,I'm currently studying for my DevNet Associate and have been using Cisco's Official Cert Guide, but I'm hitting a brick-wall at Chapter 8. The topics of using Cisco Meraki and the DevNet Sandbox isn't as straightforward, so I was curious abou...
Introducing Cloud & Hybrid Operating Mode for Catalyst Switches 📣
With the release of cloud-native IOS XE 17.15.3, we are excited to announce cloud operating mode and hybrid operating mode; two powerful ways to manage your Catalyst 9000 switches from the Meraki dashboard. These updates bring enhancements and n...
CIMC Upgrade from 2.x version to 4.x version
Hi All,We're trying to upgrade the CIMC of APIC from version 2.x to 4.x of UCS M4 200 Server but facing issue. We tried upgrading using both CLI & GUI but failed both way multiple times.Anyone has any idea about how to resolve this issue.Regards,Vikr...
Clarification on "Unicast Routing" Option in ACI Bridge Domain
Hi Cisco Community,I’ve been reviewing the Official Cert Guide (OCG) for ACI and have some questions about the "Unicast Routing" option in Bridge Domains (BDs). Here’s what I’ve understood so far:When "Unicast Routing" is enabled on a BD, the default...
Expert Insights Series: Empowering Catalyst Center Excellence
Take your understanding of Cisco Catalyst Center to the next level with our upcoming Expert Insights Series! This comprehensive foundational and intermediate series is designed to help you unlock the full potential of your Catalyst Center deploym...
Password recovery Nexus 5000
This video will show you how to perform the password recovery on Nexus 5000 running later than 4.0(0)N1(2a) code. The command used during this process is CTRL + ] Note that you can only change the password for the user admin with a password recovery
CSCwi60509 - Excess fans shown in APIC GUI
APIC reports excess 14 fans failed.i.e excluding the 14 fans that really exist. APIC 1-14 fans will show ok but unreal 15-28 fans as failed. How do I get rid of the messages or stop them?
Cisco ISE related Vulnerability (CVE-2025-20283 & 20284 & 20285)
IntroductionSummaryWorkaroundAffected Products & Fixed SoftwareReferences The Portuguese version of this Article can be found at: Vulnerabilidade que afeta o Cisco ISE (CVE-2025-20283 & 20284 & 20285) . For an offline or printed copy of this d...
Cisco ISE related Vulnerability (CVE-2025-20281 & 20282 & 20337)
IntroductionSummaryWorkaroundAffected Products & Fixed SoftwareReferences The Portuguese version of this Article can be found at: Vulnerabilidade que afeta o Cisco ISE (CVE-2025-20281 & 20282 & 20337) . For an offline or printed copy of this do...
NSO Memory Utilization Measurement Tool
Problem Statement NSO can engage out of memory issue from time to time. If a issue is reproducibly and there isn't a observability tool in the environment, it will be a hassle to get a higher level overview on what has been happened before and during...
Multi Phase 2 connections with IPSec Site 2 Site
ive got a problem i cant seem to figure out. When my Ipsec tunnel is built it makes a new phase 2 connection every 60 seconds. 1.1.1.1 = Cisco Router2.2.2.2 PfSense Router----- Connection configuration -----1.1.1.1 => Internet <= 2.2.2.2-------------...
DHCP Snooping Traps support for Cisco Devices
Hi Cisco Support,[ Cisco IOS Software [Denali], Catalyst L3 Switch Software (CAT3K_CAA-UNIVERSALK9-M), Version 16.3.8, RELEASE SOFTWARE (fc3) ]We’re using DHCP snooping and would like to receive SNMP traps for events like binding additions, conflicts...
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