Inhalt: GNS3-a popular network emulator-can seem intimidating at first. This concise course helps you get acquainted with GNS3 by stepping through how to install and set up GNS3 version 2.1 on a Windows 10 PC. Explore the two main components GNS3 users should be aware of-the GNS3 graphical user interface (GUI) and the GNS3 virtual machine (VM). Learn how to get a basic network up and running; discover how to approach advanced switching with GNS3 and use Cisco VIRL images; familiarize yourself with GNS3 VM and VMware 14.0 issues; and more. Note: This course uses GNS3 for all demonstrations. Umfang: 01:23:23.00
Inhalt: Learn how to quickly and easily automate the configuration of network devices with Python. In this course, join David Bombal as he provides network engineers with a quick, practical overview of network automation. David steps through how to set up the GNS3 network emulator and create a Telnet script. He also covers code style best practices for Python, how to use loops to scale your scripts, how to create a multiple switch network, and more. Umfang: 01:30:46.00
Inhalt: Software-defined networking (SDN) virtual networks are an emerging network topology that allows hardware and software components to be managed virtually. Join David Bombal as he introduces SDN overlay networks and shows you how to create a virtual network using virtual ports, switches, routers, firewalls, and more via a centralized user interface. Follow along with a demonstration of Nuage Networks Virtualized Services Platform (VSP), an overlay solution that increases network responsiveness and efficiency while avoiding vendor lock-in. Learn about spanning Layer 2 networks across data centers, navigating a broken underlay, creating and tearing down dynamic tunnels, and more. David also discusses advantages of VMware NSX, a network virtualization platform that allows networks to provision in minutes without having to modify the app. Umfang: 01:34:10.00
Inhalt: Linux is a critical skill for network engineers. Many network operating systems use Linux, as do software-defined networking and DevOps tools such as OpenDaylight and Git. Don't get left behind. This course teaches Linux from the networking perspective, providing practical, hands-on lessons that are grounded in the fundamentals that network engineers need most. Learn Linux commands for interacting with the CLI. Find out how to configure Linux networking, create users, and assign permissions. Then discover how to build different types of virtual machines, including Ubuntu desktop and server VMs. Instructor David Bombal also helps you choose a Linux distribution and text editor, and then dives deeper into fundamental topics: file systems and the directory hierarchy; editing files and file-level permissions; and managing permissions and processes. Continue to Part 2 of the training series to learn more about setting up Linux services and software-defined networking. Note: This course uses GNS3 for all demonstrations. Umfang: 04:08:31.00
Inhalt: Linux is a critical skill for network engineers. Many network operating systems use Linux, as do software-defined networking and DevOps tools such as OpenDaylight and Git. Don't get left behind. Practical Linux series teaches Linux from the network engineer's perspective, providing practical, hands-on lessons on Linux fundamentals. This course, part two, shows how to set up vital Linux services for file transfer and networking, and how to configure a software-defined network (SDN) to centralize and automate network provisioning and maintenance. Learn how to configure and run TFTP, DNS, and DHCP servers; use Linux switches; and set up an SDN with Docker containers, OpenFlow vSwitch virtual switches, OpenDaylight, and the OpenFlow network communication protocol. Note: This course uses GNS3 for all demonstrations. Umfang: 02:42:26.00
Inhalt: Get a quick introduction to software-defined networking (SDN) and OpenFlow, the SDN communications protocol. This quick-start guide was created for cloud administrators that don't have a lot of time, but who want to leverage an SDN to centralize and automate network provisioning and maintenance. Instructor David Bombal introduces SDN terms and definitions, and reviews core related technologies such as Docker, Open vSwitch (OVS), and OpenDaylight (ODL). David also walks you through a number of hands-on examples: using OpenFlow controllers as programmable patch panels, incorporating an HP Enterprise VAN SDN controller and OVS, working with Linux and Docker containers, and managing OpenFlow packet capture with Wireshark. Note: This course uses GNS3 for all demonstrations. Umfang: 02:47:23.00
Inhalt: Software-defined networking (SDN) allows administrators to programmatically configure, control, and deploy cloud resources-leading to better network performance and lower operating costs. In this course, you can review all the tiers of SDN architecture, including applications, controllers, and the OpenFlow protocol for network communication. Learn about OpenFlow "flows" that determine packet routing and review demos of eight different OpenFlow topologies. Review SDN and OpenFlow architectures using physical, logical, and reserved ports and physical, virtual, and hybrid switches, such as Raspberry Pi and Mininet. Find out what happens when a controller fails, and how to use applications such as OpenDaylight and Wireshark to administer and monitor your network. Instructor David Bombal also answers a number of frequently asked questions about OpenFlow and software-defined networks. Note: This course uses GNS3 for all demonstrations. Umfang: 02:08:22.00
Inhalt: Mininet is a virtual network emulator that supports testing, research, debugging, and other essential tasks. It can also help you experiment with-and, in turn, wrap your head around-software-defined networking and OpenFlow, a network communications protocol. In this course, learn how to get started with Mininet. Explore key Mininet commands-including sudo mn-and learn how to start a web server on a Mininet host. In addition, explore Mininet topologies and learn how to bridge Mininet to the outside world. Note: This course uses GNS3 for all demonstrations. Umfang: 00:51:06.00
Inhalt: This course provides an introduction to software-defined networking (SDN) and OpenFlow applications. Get acquainted with the Microsoft Skype SDN API and explore the SDN infrastructure. Explore real-world applications that you can deploy in your enterprise network. Learn about some of the HP applications available in the HP App Store, and see a demonstration of real-world apps such as the HP Network Protector. This course also goes into Cisco SDN options, the basics of Cisco APIC-EM path trace, and more. Umfang: 02:26:45.00
Inhalt: Get an overview of the physical switches that are used with the OpenFlow communication protocol. In this course, dig deep into Zodiac FX, Raspberry Pi, and HPE physical switches. Learn about the Zodiac FX OpenFlow switch-including how to configure it, view flows, and write flows-and discover why this little switch is so great for development and testing. In addition, get an introduction to HPE physical switches and the Raspberry Pi, an affordable computer that you can configure as an OpenFlow enabled switch. Umfang: 01:44:39.00
Inhalt: Explore the fundamentals of the OpenFlow network communications protocol, which allows network controllers to determine the path of network packets. Explore the theory behind OpenFlow and dive into the details of OpenFlow messages. Get a practical demonstration of how to capture OpenFlow messages using the Wireshark network protocol analyzer. Plus, discover what happens when a software-defined networking (SDN) controller fails. Umfang: 01:27:28.00
Inhalt: For network engineers looking to use Secure Shell (SSH) to configure their network devices, Netmiko-a Python library that simplifies SSH connections to network devices-is an optimal choice. In this practical course, learn how to automate networks using Netmiko. David Bombal helps you enhance your understanding of network automation using Python as he goes over how to create and run various scripts. Learn how to create a script to program multiple switches, how to use Netmiko to program the entire network, and more. Umfang: 00:50:52.00
Inhalt: Network Automation and Programmability Abstraction Layer with Multivendor support (NAPALM) is a Python library that you can use to automate and interact with network devices and OSs using a unified API. As this library provides an abstraction layer, it makes it easier to configure multiple vendor devices. In this course, learn how to automate the configuration of network devices using NAPALM. Instructor David Bombal provides an overview of NAPALM, explaining how to use it for switch and BGP automation, as well as how to perform a device configuration audit. Umfang: 00:58:38.00
Inhalt: The days of configuring networks with only the CLI are drawing to a close. Python extends the capabilities of network programming, allowing you to build complex scripts that can easily scale to fit the needs of your network. This training course shows how to use Netmiko-a Python library for SSH management of network hardware-to write scripts to perform a number of network configurations. Instructor David Bombal shows how to configure Cisco routers and switches by iterating from a simple script with one connection and one command. He shows how to grow and improve the code over time, building into a powerful script that can read multiple commands and multiple IPs from a file, prompt for user credentials, handle errors, and find specific devices. He also shows how to scale scripts with encrypted passwords and multithreading, which allows you to execute several commands simultaneously. Umfang: 01:13:54.00
Inhalt: Python allows you to build scripts to automate complex network configuration. It is the most widely used programming language for software-defined networking, and is a critical skill for new network engineers. This course teaches the very basics of network programming with Python-the theoretical building blocks that will lead to better scripts. Learn the fundamentals of the language, including objects and variables, strings, loops, and functions. Discover how to use lists, tuples, and dictionaries, and integrate specialized Python libraries and modules such as Netmiko and telnetlib. Skip ahead to concentrate on the topics of relevance to you, or watch the entire course from beginning to end to build your core skills. Instructor David Bombal doesn't make you wait before you can start automating networks. Along the way, he shows how to quickly and easily build basic functional scripts to configure routers and switches using GNS3, Cisco IOS, and Python, so that you can put your new skills to immediate use. Umfang: 05:00:27.00
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