Technology and Support

Blocking a website from a cisco Router

Hi.,Community People.How best can i prevent my inside network from accessing a certain website:for instance, url:  www.Blinkstreamz with IP: 213.176.3.30. ''ip route 213.176.3.0 255.255.255.0 null0 name Blinkstreamz''Can the above route suffice to bl...

firmware update SG500x

Good afternoon, can you tell me where I can find updates for the Cisco SG500X? Currently, we have firmware version 1.3.0.62 and bootloader version 1.3.0.03

Packaged Contact Center Enterprise sandbox

Cisco Unified Contact Center Express Sandbox is not listed in Devnet and the Packaged Contact Center Enterprise sandbox is never available. Need assistance.

September & October 2025 - EMEA Expert Insights Series

Welcome to our 2025 September & October Expert Insights Series.Join our sessions where experts will guide you through the foundational aspects of various architectures and products. During these sessions, you'll have access to showcases, real-world u...

Config shows up in Day-N Template(s) but not OnBoarding Template(s)

I created a velocity template for my Day0 PnP config, but I cannot figure out how to get it to show up as an option in the OnBoarding Template(s) tab, it will only show up in the Day-N Template(s) tab. I created a velocity template called Day0 Base T...

Should I Buy Router for CCNA?

Ended up over the last year buying 2 servers (530 poweredge and thinkserver), a 3750 switch and a controller (told it was an AP controller, no idea how to use but that’s last on my list).I’m wondering if I should also get a Cisco router? I’m using al...

send Log ASA to Security Analytics and Logging for Secure Network

"I've configured syslog forwarding on my Cisco ASA to send logs to Secure Network Analytics, and the ASA's logging configuration is complete. However, I've noticed that the UDP TX counter for this destination is consistently at 3, which suggests logs...

Taildrop avoidance for critical traffic

Hello Experts , I have a critical application traffic which passing though my Cisco ISR 4321 and i noticed that some packets being dropped as Taildrop , Please find below output from packet-trace debug :    sh platform packet-trace summary | i Gi0/0/...

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...

Sequence of Managed Access Points Software Upgrade from WLC

Hi everyone! I was just curious, I managed to control and monitor 50-60 AP using the 9800-L-F, now I want to upgrade my WLC Firmware and I am aware that it will cascade the version to the AP and the access points will reboot.  What I am curious is, i...

Frequent WLC 5508 Crashes and EmWeb process using too much CPU.

Hello everyone, I am experiencing frequent crashes on my Cisco WLC 5508 running version 8.0.140.0. The WLC is out of support and I cannot upgrade to a newer version, and I honestly noticed that there are reports of bugs with this same task in newer v...

Unable to Complete First-Time Setup: FlowCollector

Replicating DC Environment in GNS3 for Pre-Change Testing

Hello everyone, I am looking to use GNS3 to replicate part of our production DC environment to perform pre-change testing. Our environment consists of:2 x Cisco ASR routers4 x Nexus 9K switches2 x Cisco ASA firewalls4 x Catalyst 9500 switchesMy main ...