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Watchdog Info Tech

Efficient answers for your IT needs. Specializing in cloud, automation, and Gitops solutions and security.

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AWS Script to Create VPCs

Posted on May 15, 2021December 27, 2021 by Dom Hernandez

This is a script to automate the on-boarding of new VPC’s for customers migrating from onprem to the cloud. I… Read more AWS Script to Create VPCs

CLI for Top 5 Hacks in Kali Linux

Posted on November 2, 2020May 21, 2021 by Dom Hernandez

This is a list of some useful attacks I’ve seen executed from Kali Linux. I’ll include pictures at a later… Read more CLI for Top 5 Hacks in Kali Linux

Port Channel Design for PA Firewalls

Posted on June 9, 2020April 17, 2021 by Dom Hernandez

This project was to help ensure the VPN’s had enough bandwidth during company meetings. This was at the height of… Read more Port Channel Design for PA Firewalls

GCP virtual machines in the cloud!

Posted on February 17, 2020April 18, 2021 by Dom Hernandez

This is some of the training material I sat through today as my company considers drinking the cloud koolaid.

The Iran Hack

Posted on December 17, 2019April 17, 2021 by Dom Hernandez

Thanks a lot Iran. Because you hacked major Texas businesses, I get to spend the rest of my day showing… Read more The Iran Hack

Remote Code Execution on Palo Alto Firewall

Posted on September 17, 2019April 17, 2021 by Dom Hernandez

I came into work to see a bunch of these populating in the Monitor tab.   Apparently, IPS will stop… Read more Remote Code Execution on Palo Alto Firewall

BGP Prefix List Practice

Posted on April 4, 2019December 27, 2021 by Dom Hernandez

This is an excerpt from my CCNP studies.

Ciena Waveserver Installation

Posted on October 1, 2018April 17, 2021 by Dom Hernandez

This is a concise guide to the physical installation of a Ciena Waveserver in our data center here in Dallas.… Read more Ciena Waveserver Installation

5 minute Fundie – Network Queuing

Posted on April 20, 2018May 21, 2021 by Dom Hernandez

Most likely, you will configure priority queuing (PQ) if you want more important, or higher-priority, traffic to always be sent … Read more 5 minute Fundie – Network Queuing

5 minute Fundie – Split Horizon, Poison Reverse, Hold-down Timers, and STP

Posted on April 19, 2018April 17, 2021 by Dom Hernandez

Split horizon prevents routers from advertising a route through the same interface from which the route was learned. Thus split… Read more 5 minute Fundie – Split Horizon, Poison Reverse, Hold-down Timers, and STP

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