Linux

September 20, 2022

LEARNING

Exploring Default Docker Networking
Part 2

In the second installment of the default Docker networking series, Principal Engineer Hank Preston continues his exploration into layer 3 (network), shining the light on how container network traffic is routed, NATed, and filtered.

August 12, 2022

LEARNING

Exploring Default Docker Networking
Part 1

Learn Docker networking starting with the three options every network engineer should know. Principal Engineer Hank Preston provides a step-by-step walkthrough of the default Docker bridge network environment in Linux, Docker container networking, and much more.

July 28, 2022

LEARNING

Exploring the Linux ‘ip’ Command

It's the skill every network engineer needs. Learn how to use the “ip” command to explore the network configuration of a Linux system.

March 25, 2021

COLLABORATION

Turn it Up with Webex! Collaboration Tools That Enable You to Work Your Way

Ensuring that you and your employees continue to work effectively anywhere, anytime requires tools and technology that adapt to your desired work experience … not the other way around. Here are some of the latest Webex solutions we’re delivering to help you work the way you want to.

February 16, 2021

DEVELOPER

Understanding Container Images, Part 3: Working with Overlays

Learn more about the mechanism Docker uses to work with image layers, and how you can use it for other projects.

December 1, 2020

SECURITY

Xanthe – Docker aware miner

By Vanja Svajcer and Adam Pridgen, Cisco Incident Command Attackers are constantly reinventing ways of monetizing their tools. Cisco Talos recently discovered an interesting campaign affecting Linux systems employing a multi-modular botnet with several ways to spread and a payload focused on providing financial benefits for the attacker by mining Monero online currency. The actor […]

April 20, 2018

CLOUD

The Southern California Linux Expo is Not Just About Linux

SoCal Linux Expo (“SCaLE”) founder Ilan Rabinovitch joins this week’s Cloud Unfiltered podcast to discuss how Linux is still evolving like crazy, from containers and automation to security and monitoring.

November 3, 2016

SP360: SERVICE PROVIDER

The Evolution of IOS XR with Cloud Scale Application Hosting

Developments in Cisco IOS XR, a carrier grade train of IOS, aim to simplify the integration of applications, configuration management tools, and industry-standard zero touch provisioning mechanisms.

February 11, 2016

OPEN AT CISCO

Growing Up Open Source

Growing Up Open Source “I guess I got tired of waiting around for someone else to do it for me?” ~ Young Frank Walker.   This quote was taken from the Movie “Tomorrowland.” This was the innocent response young Frank Walker gave when asked why he built a jet pack. I couldn’t find a better description […]