My Network Lab

Sharing my learning and personal experience in IT Networking.

Saturday, October 2, 2021

Cisco ASR 1001-X IOS-XE 3.x to 16.x Software Upgrade

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Here's a link for the IOS-XE 16.x  series and the procedure in upgrading ROMmon in a Cisco ASR 1000 series. Below is the IOS-XE upgrade...
Friday, September 3, 2021

Cisco Transceiver Module Group (TMG) Compatibility Matrix

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I visited the  Sungei Buloh Wetland Reserve to check out the mangrove forest, migratory birds and even crocodiles. This nature reserve is ...
Friday, August 20, 2021

Cisco Commerce (CCW)

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You can go to Cisco Commerce (a.k.a. Cisco Commerce Workspace or CCW) to compile a list of your needed Cisco hardware. This helps the IT or...
Friday, August 6, 2021

Cisco Device Coverage Checker (SMARTnet Warranty)

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There's a Cisco portal where you can find all their web tools such as the Download Software, ASA CLI Analyzer and Device Coverage Check...
Friday, July 2, 2021

Cisco ASR 920 Router 3.x to 16.12.x IOS-XE Upgrade

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The IOS-XE 16.x series was first released in November 2015. It uses code names of famous mountains/places (Fuji, Everest, etc) and covers tw...
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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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