Create or Edit a File on Cisco IOS Flash
There is always the option to edit a file locally on your computer in notepad++ and then upload it to Cisco device. With this trick, you can write or edit…
-
-
How to Automate Remote SSH Control of Computers with Expect Scripts :: Null Byte
If you’re getting into automation, Bash scripting is usually the way to go. However, there are a couple of limitations, and one of them is logging into another device like…
-
The New Way of Generating IPv6 – SLAAC EUI-64 Address Format
There was an old way of generating Interface IPv6 address using SLAAC process (Stateless autoconfiguration). You simply configured that you want SLAAC autoconfiguration and the interface IPv6 was generated by squeezing…
-
How to Generate Crackable Wi-Fi Handshakes with an ESP8266-Based Test Network :: Null Byte
If you’ve wanted to get into Wi-Fi hacking, you might have noticed that it can be pretty challenging to find a safe and legal target to hack. But you can…
-
AI workloads shake up observability market
There are 19 vendors that made the cut for Gartner’s new report. Its Leaders quadrant includes (alphabetically) Chronosphere, Coralogix, Datadog, Dynatrace, Elastic, Grafana Labs, IBM, and New Relic. The Challengers…
-
BFD – Sub-second Failure Detection
If there’s no BFD If you have two routers directly connected, like here: In this case, it is normal that one of them will remove the routes learned from the…
-
There Are Hidden Wi-Fi Networks All Around You — These Attacks Will Find Them :: Null Byte
There are hidden Wi-Fi networks all around you — networks that will never show up in the list of available unlocked and password-protected hotspots that your phone or computer can…
-
Cisco Champion for 2019
Again I made it to the list of Cisco Champions, making this the second year in a row! I am so glad that my effort to give back to the community…
-
How to Use a Directional Antenna with ESP8266-Based Microcontroller :: Null Byte
Microcontrollers like ESP8266-based boards have built-in Wi-Fi, and that’s really cool, but what’s even cooler is that certain pro models of the D1 Mini also have a port where you…
-
CLOS Topology
Edson Erwin invented this highly scalable and optimized way of connecting network nodes in the 1930s and Charles Clos made the telephone nodes interconnection design using that solution. It was even…
