Cisco Catalyst Center
This community is for technical, feature, configuration and deployment questions. For production dep...
2838 PostsActivity in Networking
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...
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/...
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...
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...
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 ...
C3650 keep rebooting Rc 134 error code
here Putty record , I have two switch same issue . Booting...Interface GE 0 link down***ERROR: PHY link is downThe "IP_ADDR" environment variable is not set. Getting rest of imageReading full image into memory...Check base package header ...: done = ...
Cisco 4300 ISR4331/K9 Hardware Failure
Good Day,i have a Cisco 4300 ISR4331/K9 Hardware Failure. recently i saw that the ISC light is a solid amber lightRunning the show platform command, i see this0/4 PVDM4-32 booting 00:00:17: %SPA_OIR-3-RECOVERY_RELOAD: subslot 0/4: Attempting recovery...
Resolved! Password recovery (cisco 3560 switch)
I want to recover my password for cisco 3560 switch, i am able to enter initial password , but when entering into "en" mode i dont know the password for it.. Please guide me how to do it. RegardsJahanzeb
OSPF Adjacency stuck in EXCHANGE/EX-START - CISCO 6880
hello,I am facing with a big problem in my cisco switchI have cisco 6880 switch with an OSPF link to cisco switchesIt has been working fine for years and all of a suden the process went down, and is stuck in EXCHANGE/EXSTART statesI have another OSPF...
Cisco CBS110-24PP
I have an unmanaged POE 24 port 110 series switch I bought back in April. Last week 8 of the 12 POE ports stopped working, 1-8. 9-12 seem to work. And the other non POE ports seem to work. Is there any coming back from this or will I need a new switc...
Resolved! cisco 9200L 48 PXG switch stuck in romon
i have successfully flash with usb, switch still goes to switch: mode, hope anyone can help me
Moving Core of the network to a new Switch
I'm looking for confirmation of my thinking being correct, or corrections where wrong. Here is my situation: Large School District with construction nearing completion of a new building where the core of our network will be moved. Right now we have...
cisco 3850 with mgmt vrf cannot resolve hostnames and ping hangs
Hello all, I'm having a very strange issue with a 3rd party purchased 3850 WS-C3850-24XS stack. I am using the Mgmt-vrf to manage the switch and pings work when you source from that vrf. But pinging without the source of vrf doesn't work NOR does it ...
Catalyst Center – support-service down - CrashLoopBackOff
Dear all, I appreciate your help with this matter.We are facing a persistent issue with the support-service on our Cisco Catalyst Center appliance (PID: DN1-HW-APL, Version: 2.3.7.6-70319). The service remains in a CrashLoopBackOff state, even after ...
Catalyst Center Expert Insights Series
Foundation topics Intermediate topics Advanced topics Welcome to the Catalyst Center Expert Insights Community! This dedicated page is your gateway to a transformative journey from beginner to expert. Here, you'll explore essential foundational t...
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