engyak.co
open-menu closeme
Home
Archive
Wi-Fi and Radio
Open Source
Python
Information Security
Improving productivity with code
Network Design Patterns
IPv6 / IP Design
github twitter linkedin rss
  • Cisco Modeling Labs

    calendar Mar 26, 2022 · 3 min read · Linux Home Lab Cisco NX-OS NFV Datacenter Networking Routing & Switching Studies Programmability Design Patterns Network Automation  ·
    Share on: twitter facebook linkedin copy

    Ever wonder what it would be like to have a platform dedicated to Continuous Improvement / Testing / Labbing? Cisco's put a lot of thought into good ways to do that, and Cisco Modeling Labs(CML) is the latest iteration of their solutions to provide this as a service to enterprises and casual users alike. CML is the …


    Read More
  • Deploy Root Certificates to Debian-based Linux systems with Ansible

    calendar Mar 19, 2022 · 3 min read · Linux FOSS/Linux Ansible Information Security  ·
    Share on: twitter facebook linkedin copy

    There are numerous advantages to deploying an internal root CA to an enterprise: Autonomy: Enterprises can control how their certificates are issued, structured, and revoked independently of a third party. Slow or fast replacement cycles are permissible if you control the infrastructure, letting you customize the CA to …


    Read More
  • Cloud-Scale Networking: NSX Datacenter Hierarchical Tier-0s, blending telecom with cloud

    calendar Mar 12, 2022 · 7 min read · eBGP VMWare Datacenter Networking BGP NSX-T Programmability Design Patterns Network Automation  ·
    Share on: twitter facebook linkedin copy

    VMware's NSX Datacenter product is designed for a bit more than single enterprise virtual networking and security. When reviewing platform maximums (NSX-T 3.2 ConfigMax), the listed maximum number of Tier-1 routers is 4,000 logical routers. Achieving that number takes a degree of intentional design, however. When …


    Read More
  • VMware NSX-T and Ansible

    calendar Mar 6, 2022 · 4 min read · VMWare BGP NSX-T Programmability Ansible Network Automation  ·
    Share on: twitter facebook linkedin copy

    What is the point of all this software-defined infrastructure if you don't use it? In prior examples, it's a fairly straightforward path to SDN when deploying NSX Data Center, allowing a VI admin or network engineer to deploy virtual network resources via a GUI. This isn't the end of an effort, but the start of a …


    Read More
  • Bogons, and how to leverage public IP feeds with NSX-T

    calendar Jan 16, 2022 · 3 min read · Network Security Datacenter Networking Python Routing & Switching Studies BGP NSX-T Design Patterns  ·
    Share on: twitter facebook linkedin copy

    Have you ever wondered what happened to all the privately-addressed traffic coming from any home network? Well, if it isn't explicitly blocked by the business, it's routed, and this is not good. Imagine what data leakage can occur when a user mistypes a destination IP - the traffic goes out to the Service Provider, who …


    Read More
  • GitOps with NSX Advanced Load Balancer and Jenkins

    calendar Jan 16, 2022 · 6 min read · Load Balancing VMWare Avi GitOps Jenkins JSON Design Patterns Network Automation NSX-ALB  ·
    Share on: twitter facebook linkedin copy

    GitOps GitOps, a term coined in 2017, describes the practice of performing infrastructure operations from a Git repository. In this practice, we easily develop the ability to re-deploy any broken infrastructure (like application managers), but that doesn't really help infrastructure engineers. From the perspective of …


    Read More
  • Leverage Idempotent, Declarative Profiles with the NSX-ALB (Avi) REST API

    calendar Jan 2, 2022 · 5 min read · Load Balancing TLS VMWare Network Security Python Avi Programmability Design Patterns Network Automation NSX-ALB  ·
    Share on: twitter facebook linkedin copy

    Idempotence and Declarative Methods - not just buzzwords Idempotence Coined by Benjamin Peirce, this term indicates that a mathematical operation will produce a consistent result, even with repetition. Idempotence is much more complicated subject in mathematics and computer science. IT and DevOps use a simplified …


    Read More
  • The winds of change in cloud operations, and why integrations like NSX Data Center 3.2 + Advanced Load Balancer are important

    calendar Dec 26, 2021 · 4 min read · Load Balancing VMWare Datacenter Networking Avi NSX-T  ·
    Share on: twitter facebook linkedin copy

    **Note: This feature has been deprecated by VMware The Jetstreams Cloud operators now provide two completely different classes of service to customers: Self-Service, VMs, Operating System Templates Generally mature, some private cloud operators are smoothing out CMPs or such, but work as intended from a customer …


    Read More
  • NSX-T 3.2 and NSX ALB (Avi) Deployment Error - "Controller is not reachable. {0}"

    calendar Dec 22, 2021 · 2 min read · Load Balancing VMWare Python Avi NSX-T Programmability NSX-ALB  ·
    Share on: twitter facebook linkedin copy

    Note: This feature has been deprecated by VMware NSX-T 3.2 has been released, and has a ton of spiffy features. The NSX ALB integration is particularly neat, but while repeatedly (repeatably) breaking the integration to learn more about it, I ran into this error: When deploying NSX ALB appliances from the NSX Manager, …


    Read More
  • VyOS and other Linux builds unable to use vmxnet3 or "VMware Paravirtual SCSI" adapter on vSphere

    calendar Dec 4, 2021 · 4 min read · Linux VMWare vSphere NFV Design Patterns  ·
    Share on: twitter facebook linkedin copy

    Have you seen this selector when building machines on vSphere? This causes some fairly common issues in NOS VMs, as most don't really know what distribution the NOS is based on. "Guest OS Version" doesn't just categorize your workload, though. Selecting "Other Linux" instructs vSphere to maximize …


    Read More
    • ««
    • «
    • 1
    • 2
    • 3
    • 4
    • 5
    • »
    • »»

ENGYAK.co

A blog about IT

Disclaimer

The opinions expressed on this site are my own personal opinions and do not represent my employer’s view in any way.

Recent Posts

  • Document Networks as Code with D2!
  • Document vSphere as Code with D2!
  • Diagram as Code with D2!
  • Enable ToFU (Trust on First Use) with OpenSSH
  • Deploy vSphere VMs with Ansible!
  • Why Automate? VM Deployment with vSphere's REST API
  • What happens to packets with a VMware vSphere Distributed Switch?
  • Security patches are available for VMware vCenter 8.0 - Let's try the new vCenter Lifecycle Manager!

Series

SPINE-AND-LEAF-FABRICS 8 WHY-AUTOMATE 8 D2 3

Tags

DATACENTER-NETWORKING 43 VMWARE 43 ROUTING-SWITCHING-STUDIES 35 NSX-T 32 HOME-LAB 31 BGP 28 NETWORK-AUTOMATION 23 PROGRAMMABILITY 21 DESIGN-PATTERNS 20 EBGP 20 IPV6 15 NETWORK-SECURITY 15 AVI 13 FOSS/LINUX 12 ANSIBLE 11 NSX-ALB 11 IBGP 10 LINUX 10
All Tags
802.3BY1 ANSIBLE11 ANYCAST3 AVI13 BGP28 BIND91 CISCO-NX-OS3 CLOUD1 CONTINUOUS-DELIVERY5 DATACENTER-NETWORKING43 DESIGN-PATTERNS20 DIAGRAMS3 DNS1 EBGP20 FOSS/LINUX12 GITOPS1 HOME-LAB31 IBGP10 INFORMATION-SECURITY5 IPV615 IS-IS3 JENKINS4 JINJA4 JSON4 LAYER-12 LAYER-22 LINUX10 LOAD-BALANCING9 NETWORK-AUTOMATION23 NETWORK-SECURITY15 NFV3 NGINX1 NSX1 NSX-ALB11 NSX-T32 NSX-V2 OSPF5 PAN-OS3 PROGRAMMABILITY21 PYTHON8 RIPV22 ROUTING-SWITCHING-STUDIES35 SPANNING-TREE1 SPINE-AND-LEAF10 TLS3 UNBOUND1 UNEARNED-UPTIME2 VCENTER1 VCSA1 VMWARE43 VSPHERE4 WI-FI4 WPA32 XML1 YAML1
[A~Z][0~9]
engyak.co

Copyright 2019-  ENGYAK.CO. All Rights Reserved

to-top