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Hello, Cisco Community!I’m really happy to share that I’ll be hosting the Cisco Community Lab Series, a brand-new hands-on learning journey designed to help you build practical networking skills step by step.Every Thursday at 8 PM EST, I’ll post a ne...

Hello, everyone, I am playing around with Packet Tracer 7.3.1 in a 2950-24 switch trying to figure out how port-security works:I ran successfully these commands:switch0(config-if)#switchport mode accessswitch0(config-if)#switchport port-securityswitc...

Mary Leon by Level 1
  • 27417 Views
  • 19 replies
  • 5 Helpful votes

Hello, First off I apologize if this is the wrong section to post in or if there has already been a thread made for this particular problem however I've yet to find a solution that works. I am configuring a 1841 router running IOS Version 12.4(15)T1I...

I'm wanting to find out if anyone else has had this issue.  This is updating a 1G NIM to a 10G NIM on a 9200 switch.  I have completed this change before, on different switches, with no issues.  Today was the first time I've ran into it.  After remov...

HBTD by Level 1
  • 997 Views
  • 5 replies
  • 0 Helpful votes

Hello everyone, I encountered an anomalous error on the Cisco C1300-24FP-4X switch. The issue is that, over time, the switch displays an error and disables PoE on all ports.   [16:48:34]20-Feb-2025 21:45:06 :%HAL_config_poe-I-POEFailDetected: POE ER...

config by Level 1
  • 1360 Views
  • 1 replies
  • 0 Helpful votes
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