My Network Lab

Sharing my learning and personal experience in IT Networking.

Thursday, May 2, 2024

Cisco Access Control List (ACL) Established

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Here's a nice link regarding the access control list (ACL) established in a Cisco router. This keyword is commonly used to only allow...
Friday, April 5, 2024

Add Button Bar in Secure CRT

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You can add a Button Bar in Secure CRT to send a string command in your SSH session. This will "automate" frequently typed comman...
Saturday, March 2, 2024

Cisco BGP neighbor shutdown Command

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To administratively shutdown a BGP neighbor in a Cisco router, issue a neighbor <BGP PEER IP> shutdown command under the BGP routing ...
Friday, February 2, 2024

Cisco Switch VTP Version 3

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The VLAN Trunking Protocol (VTP) version 3 is backwards compatible with version 2 but not with version 1. VTP version 3 supports Extended VL...
Wednesday, January 3, 2024

Configure NetFlow in Cisco NCS 540 IOS-XR

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Here's a link for the steps in configuring NetFlow (version 9) in a Cisco NCS 540 IOS-XR. Step 1 Create and conf...
Friday, November 3, 2023

Cisco Catalyst 8500L IOS-XE 17.6 Upgrade

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The Cisco Catalyst 8500 edge platform is the replacement for the Cisco ASR1000 and ASR1001-X series routers. The C8500L-8S4X platform has ...
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John Lloyd Lagura
I'm John Lloyd Lagura, a passionate Network Engineer, tech blogger and a lifelong learner. I specialize in routing, switching, security, wireless and cloud technologies. I currently hold CompTIA Network+, Security+, ITIL Foundation, Cisco CCNP Security, CCNP Enterprise, CCNA Cyber Ops, Juniper JNCIA-Junos, JNCIA-SEC, JNCIA-Design, Fortinet Network Security Professional (NSE4).
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