Networklearner

I am a network professional with over 18 years of experience in enterprise and data‑center networking. I am a CCIE Data Center certified engineer with strong hands‑on expertise in Cisco Nexus and Cisco ACI design, deployment, troubleshooting, and operations. I work on production ACI fabrics and am available for Cisco ACI and Nexus freelancing or consulting work. Contact: rockingoa@gmail.com

Saturday, 30 August 2014

Configure Corporate SSID using dot1.x authentication in Cisco WLC

Below is the procedure to create a new SSID using dot 1.x authentication. Dot1.x authentication generally used for coporate wireless netw...

Friday, 29 August 2014

Save/export CMD output to a file

Step 1. Go to Windows - > Run -> type CMD and press enter. Step 2. Go to the directory where you want to save the file. Us...

What is VXLAN Cisco ?

In legacy cisco environment we can only create 4094 Vlans as it only uses 12 bits Vlan id. If we talk about cloud infrastructure where th...

Thursday, 28 August 2014

CISCO UCS - CIMC Usage and Installation

Cisco Integrated Management Console. Usage : The Cisco rack server comes with video, Keyboard, mouse and usb ports to get the access...

Cannot run program "C:\\Program": CreateProcess error=2, The system cannot find the file specified

We often find this issue when we login to the UCSM and Click on KVM manager, we see the following error – Cannot run program "C:\\...

Cisco Prime infrastructure upgrade procedure from 2.0 to 2.1

Step 1. Check the Version of code already running and please read the release notes carefully. CPI20/admin# show ver Cisc...

mac-address bpdu source command

Mac-address bpdu source version 2 is used to use 00:26:0b:xx:xx:x mac address as the source in BPDU by VPC peer.

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