My Network Lab
Sharing my learning and personal experience in IT Networking.
Friday, February 6, 2026
Cisco Nexus cli alias Command
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You can use the cli alias <command> to create a shortcut on your favorite Cisco commands. An example would be an alias for write memo...
Thursday, January 1, 2026
SecureCRT Button for Saved Credentials
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Here's a link in managing login credentials to multiple systems or devices in SecureCRT. This can be a more viable and secure password ...
Friday, December 5, 2025
Deleting Multiple Files in a Cisco Flash
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Here's a Cisco link in managing files inside a device's flash memory or directory. In this example, I've transferred some dummy...
Saturday, November 1, 2025
Cisco Router Debug Using ACL
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I was unable to debug an IP traffic using a named ACL so I used an extended numbered ACL instead. I also used an object group in order to ...
Wednesday, September 3, 2025
Configure Cisco no service password-recovery
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The no service password-recovery is a security enhancement that prevents anyone with physical console access to perform router configuratio...
Friday, August 1, 2025
Deleting a Cisco File Directory
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Some older Cisco switches have limited flash memory and would require deleting large files such as an IOS/IOS-XE .bin to free up space. S...
Friday, July 4, 2025
Cisco Nexus Switch SFP Validation Failed Error
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I had to configure a Cisco Nexus 5K switch to be a trunk port and encountered an SFP validation failed error. I've checked the port is u...
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