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Cisco Catalyst Center

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Activity in Networking

PACKET TRACER KEEPS CLOSING AFTER A FEW SECONDS.

I installed, uninstalled and reinstalled the latest version of the Cisco Packet Tracer but everytime I try to do a lab it closes a few seconds after opening it. Can someone kindly help me? 

Bwalya by Level 1
  • 73 Views
  • 2 replies
  • 0 Helpful votes

BOOT FAIL C cisco catalyst 9300

When I start the switch, the text BOOT FAIL C appears in the console and the gear indicator, the system, flashes orange, tell me what to do?

Gravitecs by Level 1
  • 63 Views
  • 2 replies
  • 0 Helpful votes

Removing Device Pack file from Prime Infrastructure

Hello.On the Software Update page of Prime there is one Pack which i can not install or delete because it is already included in another installation i did before. Now this pack stays on the page and i am not able to remove it. Does anybody know wher...

2024-04-25 17_33_10-Clipboard.png
Silvia3 by Level 1
  • 53 Views
  • 1 replies
  • 0 Helpful votes

CDP Mismatch from CDP: Why?

Switch A, Cisco 9300, VTP mode transparentinterface GigabitEthernet1/0/5switchport access vlan 3switchport mode accessSwitch B, Cisco 3560, VTP mode transparentinterface GigabitEthernet1/0/1switchport access vlan 3switchport mode accessVlan 3 (L2) vl...

IOS not found after factory reset, goes to rommon

Hello,I did a factory reset in my cisco switch 9200L 48 PoE, but after doing that, it seems the switch require to install new OS and there is no copy OS in flash memory. When I try to connect external USB it doesn't respond. What should I do?Here is ...

nyoni by Level 1
  • 75 Views
  • 1 replies
  • 0 Helpful votes

DNA Center Full Backup Size

Hi, I have a DNAC Server gen 2, configuration with 2 SDA Fabric Site. I managed about 215 Devices (included Fusion Router, Border Switch, Intermediary Switch, Edge Switch, WLC and AP). I doing a full backup but size is so big (~ 213 GB), backup progr...

dimdim12 by Level 1
  • 52 Views
  • 0 replies
  • 0 Helpful votes

Cisco Archive config - any changes / Cisco commands

Hello Professionals,I have configured Archive to log config whenever type write memory.I would like to use this auto backup in other way too.Could anyone tell me how to configure followings?1. Is there possible to backup config whenever I make any ch...

eeebbunee by Level 1
  • 75 Views
  • 1 replies
  • 0 Helpful votes

internet speed slow from router to core switch

Hi we have cisco 2921 router connected to core sw and internet from the ISP, the issue is that the internet from the core sw is about 150kb while from the router is 10mb.after a lot of testing, I disconnected the router and connected another similar ...

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1921 Router Config Help

Hello, I know very little about configuring cisco hardware and need some help..... we are currently running an 1800 router and I obtained a new to me 1921 router and would like to replace the 1800 router with the newer one, I managed to get it factor...

cwasilak by Level 1
  • 252 Views
  • 14 replies
  • 0 Helpful votes

Forward traffic from subnet to another on C3750

hi guys thanks for your suggestions in advancei just reconsidered my whole message. after trying some things. i think i need to set up acl but i'm far from good at it.what would be the ip access-list extended or access-list lines that'd allow me to h...

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gabecz by Level 1
  • 197 Views
  • 4 replies
  • 0 Helpful votes

ISR 4k Netflow not sending data

I've got 15+ Cisco ISR 4000's (a mix of 4331s and 4551s) in our network and when trying to setup Netflow to PRTG, It seems that when I hit 5 interfaces that need to be monitored, there is always 1 that won't come up in PRTG and that doesn't send data...

lvl3mp by Level 1
  • 52 Views
  • 0 replies
  • 0 Helpful votes

Multiple sub interfaces with Native vlan's?

Sorry, I am reposting because I want the community to see this because where I previously posted, the thread shows resolved already.I have an ASR 10g interface that is connected to a native vlan1 in a HP switching fabric (8 switches) for databases (i...

jroy777 by Level 1
  • 61 Views
  • 0 replies
  • 1 Helpful votes

Minor edit in one of the OpenTelemetry Blog

Hey!I'm Chitransh, part of the team at SigNoz.Thanks for using SigNoz as one of the Observability backend for OpenTelemetry in this blog -  https://www.thousandeyes.com/blog/data-observability-backend-opentelemetryI just wanted to point out a small c...

chitransh by Level 1
  • 205 Views
  • 1 replies
  • 2 Helpful votes
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