Cisco 2960G Factory Reset

Resetting a Cisco 2960G to factory defaults is about as easy as it gets. Connect a standard Cisco serial cable from the 2960G to your  laptop. Unplug the switch. Hold down the “Mode” button while you plug the switch in. You will eventually get a “switch:” prompt. Type “flash_init”. Type “del flash:config.text”. Type “del flash:vlan.dat”. […]

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Cisco CCNA Cyber Ops (210-250 & 210-255)

Cisco has recently made available a new CCNA level certification call Cyber Ops.  It’s great to see a second set of security focused certifications from Cisco.  Hopefully we’ll see CCNP and CCIE level versions of Cyber Ops in the near future. This certification requires two exams, 210-250 – Understanding Cisco Cybersecurity Fundamentals (SECFND) and 210-255 – Implementing […]

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My home lab March 2017

There’s something that I like about having a home lab.  Simulators such as Boson and emulators such as GNS3 are really excellent, but there is definite value behind actually sourcing equipment, upgrading the hardware and updating the software.  The hands-on feeling is actually hands-on when it’s running in your home office. Here’s what I’m running today […]

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