Inter-Vlan Routing with a Layer 3 Switch

This article will discuss routing between VLANs using a layer 3 switch. There are two ways general ways to route in between VLANs, one is a ROAS (router on a…

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Learning about Cisco Port Security

Port security is just another way network engineers can lock down their network by using the variety of switchport security settings offered on Cisco switching equipment. This article will discuss…

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How to Upgrade the License on a Cisco ASA

The different licensing levels on a Cisco Adaptive Security Appliance allow organizations to buy only what they need. Cisco ASA devices will typically have limits on hosts and this can…

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Turn your Embedded Device into a Home Automation Hub with Hass.io

There is a great software framework called Home Assistant (Hass.io) that can turn any embedded device into a full featured home automation hub. It is a free and open source…

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BlackHat 2018 Attendee Data Hacked

Black Hat USA is a leading information security event held in Las Vegas, USA every year. A lot of high profile people attend like security researchers, high profile vendors, hackers,…

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Samsung Unveils Exynos Modem with 5G Connectivity

5G is on its way for 2019 and 2020. 5G will bring along faster speeds and will enable a much higher bandwidth rate.  Samsung has announced they have created a…

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Setting Passwords on Cisco Devices

There are (5) passwords used to secure a Cisco device. The console, auxiliary, telnet, password, secret password. The Console, Auxiliary and Telnet passwords are communications level passwords. They are used…

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Installing NoIP Dynamic DNS on Raspberry Pi

Getting the No-IP dynamic update client (DUC) working on a raspberry Pi is simple. You need to make sure you have an account with No-IP. You can get a free…

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VPN on a Raspberry Pi

About Having a VPN server accessible to you is truly amazing because whenever you browse the web, the traffic cannot be sniffed and analyzed by anyone on the remote network…

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Network Wide Ad Blocking with Pi-Hole

What is Pi-Hole? Pi-Hole is a software suite that installs a network-wide ad blocking service on a Raspberry Pi device. This software is great because it blocks ads from any…

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