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katerina.dardoufa
Level 4
Level 4
Member since ‎10-18-2009
‎06-24-2025
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  • 486 Posts
  • 2 Solutions
  • 279 Helpful votes Given
  • 149 Helpful votes Received
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Certifications
CyberOps Associate
Cybersecurity Essentials
Introduction to Cybersecurity
Cisco Certified Network Associate Security (CCNA Security)
Cisco Certified Network Associate Security (CCNA Security)
Cisco Certified Network Associate Security (CCNA Security)
Cisco Certified Network Associate Security (CCNA Security)
Cisco Certified Network Associate Security (CCNA Security)
Cisco Certified Network Associate Security (CCNA Security)
Cisco Certified Network Associate Security (CCNA Security)
Cisco Certified Network Associate Security (CCNA Security)
Cisco Certified Network Associate Security (CCNA Security)
Cisco Certified Network Associate Security (CCNA Security)
Cisco Certified Network Associate Security (CCNA Security)
Cisco Certified Network Associate Security (CCNA Security)
Cisco Certified Design Professional (CCDP)
Cisco Certified Design Professional (CCDP)
Cisco Certified Design Professional (CCDP)
Cisco Certified Design Professional (CCDP)
Cisco Certified Design Professional (CCDP)
Cisco Certified Design Professional (CCDP)
Cisco Certified Design Professional (CCDP)
Cisco Certified Design Professional (CCDP)
Cisco Certified Design Professional (CCDP)
Cisco Certified Design Professional (CCDP)
Cisco Certified Design Associate (CCDA)
Cisco Certified Design Associate (CCDA)
Cisco Certified Design Associate (CCDA)
Cisco Certified Design Associate (CCDA)
Cisco Certified Design Associate (CCDA)
Cisco Certified Design Associate (CCDA)
Cisco Certified Design Associate (CCDA)
Cisco Certified Design Associate (CCDA)
Cisco Certified Design Associate (CCDA)
Cisco Certified Network Professional Routing and Switching (CCNP Routing and Switching)
Cisco Certified Network Professional Routing and Switching (CCNP Routing and Switching)
Cisco Certified Network Professional Routing and Switching (CCNP Routing and Switching)
Cisco Certified Network Professional Routing and Switching (CCNP Routing and Switching)
Cisco Certified Network Professional Routing and Switching (CCNP Routing and Switching)
Cisco Certified Network Professional Routing and Switching (CCNP Routing and Switching)
Cisco Certified Network Professional Routing and Switching (CCNP Routing and Switching)
Cisco Certified Network Professional Routing and Switching (CCNP Routing and Switching)
Cisco Certified Network Professional Routing and Switching (CCNP Routing and Switching)
Cisco Certified Network Professional Routing and Switching (CCNP Routing and Switching)
Cisco Certified Network Associate Routing and Switching (CCNA Routing and Switching)
Cisco Certified Network Associate Routing and Switching (CCNA Routing and Switching)
Cisco Certified Network Associate Routing and Switching (CCNA Routing and Switching)
Cisco Certified Network Associate Routing and Switching (CCNA Routing and Switching)
Cisco Certified Network Associate Routing and Switching (CCNA Routing and Switching)
Cisco Certified Network Associate Routing and Switching (CCNA Routing and Switching)
Cisco Certified Network Associate Routing and Switching (CCNA Routing and Switching)
Cisco Certified Network Associate Routing and Switching (CCNA Routing and Switching)
Cisco Certified Network Associate Routing and Switching (CCNA Routing and Switching)
Cisco Certified Network Associate Routing and Switching (CCNA Routing and Switching)
Cisco Certified Network Associate Routing and Switching (CCNA Routing and Switching)
Cisco Certified Network Associate Routing and Switching (CCNA Routing and Switching)

User Activity

15039: Rejected per authorization profile

12-24-2024
Dear community,I am having a problem with dot1x (legacy configuration) on cisco switches 2960X running c2960x-universalk9-mz.152-2.E6.bin.End devices get authorized with dot1x, but at random intervals fail to get authorized with ISE (Version 3.2.0.54...

dot1x authentication fails after switch reboot

11-26-2024
Hi,I have noticed that in some cases when a switch reboots, dot1x authentication fails. This goes on until I disable authentication on the port. If I enable it after some time, everything works fine.  I was thinking of adding all the mac addresses in...

DNAC / Stealtwatch / Application Visibilty and et-analytics questions

10-17-2024
Hello all,We have an implementation of DNAC and Stealthwatch in our infrastructure. We also have enabled et-analytcs on our SDA switches via DNAC. I am not quite sure what the configuration on the switches should be in order for Stealthwatch to show ...

Enabling IP Directed broadcast in SDA

09-04-2024
Hello all,We are running DNAC 2.3.5.5-70026. We have a subnet pool (vlan) dedicated to card readers which are silent hosts. In order to overcome problems related to silent hosts, we decided to enable ip-directed broadcast (and L2 flooding) for the sp...

DNAC Violation shows Wired Client - IPDT for interfaces with AP

08-27-2024
Hello all,we have recently upgraded our DNAC from 2.3.3.7 to 2.3.5.5. After the upgrade I noticed that under Compliance Summary --> Network Settings, we get a violation "Wired Client - IPDT/Interface x" for all interfaces that have Access Points conn...
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Community Statistics
Member Since ‎10-18-2009 05:55 AM
Date Last Visited ‎06-24-2025 12:12 AM
Posts 486
Total Helpful Votes Received 149
Helpful Votes Given To