Apache Kafka 101
Apache Kafka 101
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November 2024
October 2024
Basic Sorting Methods - Python
Basic Sorting Methods using Python
Merge Sorting - Python
Merge Sorting using Python
Memoization - Python
Memoization using Python
Enumerate- Python
Enumerate using Python
Hash Table - Python
Hash Tables using Python
Graph - Python
Graphs using Python
September 2024
Queues - Python
Queues using Python
Stacks - Python
Stacks using Python
Python Functions Default Arguments
Python Functions Default Arguments Default arguments are evaluated once, specifically when the module is loaded, and are shared across all callers. As a rule...
Vertex AI PaLM API: Qwik Start
Vertex AI PaLM API: Qwik Start
Navigate Security Decisions with Gemini
Navigate Security Decisions with Gemini
August 2024
Python Collections Deque
Python Collections Deque
Develop an app with Gemini
Develop an app with Gemini
Cisco IOS Python Requests
Cisco IOS Python Requests In this example, there are two routers connected by a single link and OSPF is enabled to advertise the static routes into OSPF.
Python Built-in Functions: map, filter, zip
Python Built-in Functions: map, filter, zip Map Make an iterator that computes the function using arguments from each of the iterables. Stops when the shorte...
Python Reduce Function
Python Reduce Function
Python Arguments and Lambda
Python Arguments and Lambda
Python All Function
Python All Function
Python Collections Module
Python Collections Module
Cisco IOS OSPF Example
Cisco IOS OSPF Example In this example, there are two routers connected by a single link and OSPF is enabled to advertise the static routes into OSPF.
Python Generators
Python Generators
Python Bit-wise Operators
Python Bit-wise Operators The Operators:
Python Object Oriented Programming
Python Object Oriented Programming
Python Functions and Decorators
Python Functions and Decorators
Using Cloud SQL with Google Kubernetes Engine and Workload Identity
Using Cloud SQL with Google Kubernetes Engine and Workload Identity
Configuring GKE-Native Monitoring and Logging
Configuring GKE-Native Monitoring and Logging
Continuous Delivery with Google Cloud Deploy
Continuous Delivery with Google Cloud Deploy
LinkedLists - Python
LinkedLists using Python
Introduction to Git Recap
Intro to Git Recap — Learn with Dr G
MAC VRF Configuration Examples
MAC VRF Configuration Examples MAC-VRF Instances Enable Common EVPN Configuration across Platforms
July 2024
Prometheus: Instrumenting a HTTP Server
Prometheus: Instrumenting a HTTP Server
Install, configure, and use a simple Prometheus instance
Install, configure, and use a simple Prometheus instance
Observing Anthos clusters on bare metal
Observing Anthos clusters on bare metal
Deploy to Cloud Run for Anthos
Deploy to Cloud Run for Anthos
Creating CI/CD pipelines for Anthos clusters
Creating CI/CD pipelines for Anthos clusters
Diagrams as Code
Diagrams as Code
Nokia SR Linux Streaming Telemetry Lab using GitHub Codespaces
Nokia SR Linux Streaming Telemetry Lab using GitHub Codespaces
Deploying workloads on Anthos clusters on bare metal
Deploying workloads on Anthos clusters on bare metal
Creating infrastructure and deploying Anthos clusters on bare metal
Creating infrastructure and deploying Anthos clusters on bare metal
Enforcing Policy with Anthos Config Management Policy Controller
Enforcing Policy with Anthos Config Management Policy Controller
Anthos: North-south routing with Multi-Cluster Gateways
Anthos: North-south routing with Multi-Cluster Gateways
Configuring Clusters with Anthos Config Management
Configuring Clusters with Anthos Config Management
Python for Network Engineers Week#2
Python for Network Engineers Week 2
Python for Network Engineers Week#1
Python for Network Engineers Week 1
Eventarc for Cloud Run
Eventarc for Cloud Run
Cloud SQL with Terraform
Cloud SQL with Terraform
Implement Cloud Security Fundamentals on Google Cloud: Challenge Lab
Implement Cloud Security Fundamentals on Google Cloud: Challenge Lab
Implementing Least Privilege IAM Policy Bindings in Cloud Run
Implementing Least Privilege IAM Policy Bindings in Cloud Run
Setting Up Cost Control with Quota
Setting Up Cost Control with Quota
Using Cloud PubSub with Cloud Run
Using Cloud PubSub with Cloud Run
Cloud Run Resource Model
Cloud Run Resource Model
Fundamentals of Cloud Run
Fundamentals of Cloud Run
Speech-to-Text API: Qwik Start
Speech-to-Text API: Qwik Start
Build a Secure Google Cloud Network: Challenge Lab
Build a Secure Google Cloud Network: Challenge Lab
Securing Virtual Machines using BeyondCorp Enterprise (BCE)
Securing Virtual Machines using BeyondCorp Enterprise (BCE)
June 2024
Video Intelligence: Qwik Start
Video Intelligence: Qwik Start
Vertex AI: Qwik Start
Vertex AI: Qwik Start
Dataprep: Qwik Start
Dataprep: Qwik Start
Dataflow: Qwik Start - Templates
Dataflow: Qwik Start - Templates
Dataflow: Qwik Start - Python
Dataflow: Qwik Start - Python
Cloud SQL for MySQL: Qwik Start
Cloud SQL for MySQL: Qwik Start
Cloud Endpoints: Qwik Start
Cloud Endpoints: Qwik Start
App Engine: Qwik Start - Python
App Engine: Qwik Start - Python
Web Security Scanner: Qwik Start
Web Security Scanner: Qwik Start
API Gateway: Qwik Start
API Gateway: Qwik Start
APIs Explorer: Qwik Start
APIs Explorer: Qwik Start
Monitoring and Logging for Cloud Functions
Monitoring and Logging for Cloud Functions
Creating and Alerting on Logs-based Metrics
Creating and Alerting on Logs-based Metrics
Implementing Role-Based Access Control with Google Kubernetes Engine
Implementing Role-Based Access Control with Google Kubernetes Engine
Monitoring Multiple Projects with Cloud Monitoring
Monitoring Multiple Projects with Cloud Monitoring
Working with Google Kubernetes Engine Secrets and ConfigMaps
Working with Google Kubernetes Engine Secrets and ConfigMaps
Configuring Persistent Storage for Google Kubernetes Engine
Configuring Persistent Storage for Google Kubernetes Engine
Securing Google Kubernetes Engine with Cloud IAM and Pod Security Admission
Securing Google Kubernetes Engine with Cloud IAM and Pod Security Admission
Group Based Policy (GBP)
Group Based Policy
Configuring Google Kubernetes Engine (GKE) Networking
Configuring Google Kubernetes Engine (GKE) Networking
Configuring Pod Autoscaling and NodePools
Configuring Pod Autoscaling and NodePools
Juniper Mist Wired Assurance—Intro
Juniper Mist Wired Assurance—Intro Mist Onboarding Process
Juniper Mist Wired Assurance—Switch Adoption
Juniper Mist Wired Assurance—Switch Adoption Apply the following CLI commands to adopt a Juniper switch
Installing Anthos Service Mesh on Google Kubernetes Engine
Installing Anthos Service Mesh on Google Kubernetes Engine
The LeetCode Beginner’s Guide-Day#1
The LeetCode Beginner’s Guide Day#1 Today, I started my programming journey with LeetCode!
Deploying Jobs on Google Kubernetes Engine
Deploying Jobs on Google Kubernetes Engine
Upgrading Google Kubernetes Engine Clusters
Upgrading Google Kubernetes Engine Clusters
AWS: Getting Started
Getting Started with AWS
May 2024
Ingesting FHIR Data with the Healthcare API
Ingesting FHIR Data with the Healthcare API
User Authentication: Identity-Aware Proxy
User Authentication: Identity-Aware Proxy
IAM Custom Roles
IAM Custom Roles
How to Use a Network Policy on Google Kubernetes Engine
How to Use a Network Policy on Google Kubernetes Engine
Migrate a MySQL Database to Google Cloud SQL
Migrate a MySQL Database to Google Cloud SQL
GCP Level Up: From Zero
GCP Level Up: From Zero
GKE Backup and Restore
GKE Backup and Restore
Getting Started with Cloud IDS
Getting Started with Cloud IDS
Juniper Apstra Terraform Provider — Locals
Juniper Apstra Terraform Provider — Locals
Juniper Apstra Terraform Provider — Outputs
Juniper Apstra Terraform Provider — Outputs
Juniper Apstra Terraform Provider — Input Variables
Juniper Apstra Terraform Provider — Input Variables
Juniper Apstra Terraform Provider- Store Remote State
Juniper Apstra Terraform Provider- Store Remote State
Destroy Infrastructure using Juniper Apstra Terraform Provider
Destroy Infrastructure using Juniper Apstra Terraform Provider
Change Infrastructure using Juniper Apstra Terraform Provider
Change Infrastructure using Juniper Apstra Terraform Provider
Build Infrastructure using Juniper Apstra Terraform Provider
Build Infrastructure using Juniper Apstra Terraform Provider
Juniper Apstra Terraform Provider Versions
Juniper Apstra Terraform Provider Versions
Juniper Apstra Terraform Provider — Modules
Juniper Apstra Terraform Provider — Modules
Juniper Apstra Terraform Provider — Functions
Juniper Apstra Terraform Provider — Functions
Juniper Apstra Terraform Provider — Data Sources
Juniper Apstra Terraform Provider — Data Sources
Getting Started with Juniper Apstra Terraform Provider
Getting Started with Juniper Apstra Terraform Provider
Kubernetes Networking Essentials
Kubernetes Networking Essentials
Service Accounts and Roles: Fundamentals
Service Accounts and Roles: Fundamentals
Analyzing Findings with Security Command Center
Analyzing Findings with Security Command Center
Streaming Data to Bigtable
Streaming Data to Bigtable
Getting Started with Security Command Center
Getting Started with Security Command Center
Bigtable: Qwik Start
Bigtable: Qwik Start
A Tour of Cloud Networking
A Tour of Cloud Networking
Scale Out and Update a Containerized Application on a Kubernetes Cluster
Scale Out and Update a Containerized Application on a Kubernetes Cluster
Build and Deploy a Docker Image to a Kubernetes Cluster
Build and Deploy a Docker Image to a Kubernetes Cluster
Configure Secure RDP using a Windows Bastion Host
Configure Secure RDP using a Windows Bastion Host
Distributed Load Testing Using Kubernetes
Distributed Load Testing Using Kubernetes
Configuring Traffic Management with a Load Balancer
Configuring Traffic Management with a Load Balancer
GCP Deploying Networks with Terraform
GCP Deploying Networks with Terraform
CLI-HTTP Load Balancer with Cloud Armor
CLI-HTTP Load Balancer with Cloud Armor Configure HTTP and health check firewall rules
Compute Engine: Qwik Start - Windows
Compute Engine: Qwik Start - Windows
Implement DevOps Workflows in Google Cloud
Implement DevOps Workflows in Google Cloud
Deploying a Python Flask Web Application to App Engine Flexible
Deploying a Python Flask Web Application to App Engine Flexible
Setting up Jenkins on Kubernetes Engine
Setting up Jenkins on Kubernetes Engine
Continuous Delivery with Jenkins in Kubernetes Engine
Continuous Delivery with Jenkins in Kubernetes Engine
Dataproc: Qwik Start
Dataproc: Qwik Start
Cloud Spanner: Qwik Start
Cloud Spanner: Qwik Start
Service Directory: Qwik Start
Service Directory: Qwik Start
Cisco: SD-WAN Cloud Hub with Google Cloud
Cisco: SD-WAN Cloud Hub with Google Cloud
Using Prometheus for Monitoring on Google Cloud: Qwik Start
Using Prometheus for Monitoring on Google Cloud: Qwik Start
Running a MongoDB Database in Kubernetes with StatefulSets
Running a MongoDB Database in Kubernetes with StatefulSets
Getting Started with Firebase Cloud Firestore
Getting Started with Firebase Cloud Firestore
Cloud Filestore: Qwik Start
Cloud Filestore: Qwik Start
Getting Started with Skaffold
Skaffold
Google Kubernetes Engine Security: Binary Authorization
Google Kubernetes Engine Security: Binary Authorization
Continuous Delivery with Google Cloud Deploy
Continuous Delivery with Google Cloud Deploy
Using a NAT Gateway with Kubernetes Engine
Using a NAT Gateway with Kubernetes Engine
Improving Network Performance”
Improving Network Performance
Building a High-throughput VPN
Building a High-throughput VPN
Working with Artifact Registry
Working with Artifact Registry
Setting up a Private Kubernetes Cluster
Setting up a Private Kubernetes Cluster
Getting Started with Cloud KMS
Getting Started with Cloud KMS
Cloud Armor Preconfigured WAF Rules
Cloud Armor Preconfigured WAF Rules
Cloud DNS - Traffic Steering using Geolocation Policy
Cloud DNS - Traffic Steering using Geolocation Policy
Caching Content with Cloud CDN
Caching Content with Cloud CDN
April 2024
Get Started with Vertex AI Studio
Get Started with Vertex AI Studio
Provision Cloud Infrastructure with Gemini
Provision Cloud Infrastructure with Gemini
View application latency with Cloud Trace
View application latency with Cloud Trace
Monitoring a Compute Engine by using Ops Agent
Monitoring a Compute Engine by using Ops Agent
Google Kubernetes Engine Pipeline using Cloud Build
Google Kubernetes Engine Pipeline using Cloud Build
Securing Traffic with Anthos Service Mesh
Securing Traffic with Anthos Service Mesh
Configuring a multi-cluster mesh with Anthos Service Mesh
Configuring a multi-cluster mesh with Anthos Service Mesh
Managing Traffic Flow with Anthos Service Mesh
Managing Traffic Flow with Anthos Service Mesh
GKE Services
GKE Services Ingress Welcome to Cloud Shell! Type "help" to get started. Your Cloud Platform project in this session is set to qwiklabs-gcp-04-f1b2097fd2bf. ...
VPC Network Peering
VPC Network Peering
Migrate to Cloud SQL for PostgreSQL using Database Migration Service
Migrate to Cloud SQL for PostgreSQL using Database Migration Service Database Migration Service provides options for one-time and continuous jobs to migrate ...
Optimizing Cost with Google Cloud Storage
Optimizing Cost with Google Cloud Storage
Creating a Persistent Disk in GCP
Creating a Persistent Disk in GCP Compute Engine provides persistent disks for use as the primary storage for your virtual machine instances. Like physical h...
Google Cloud Storage - Bucket Lock
Google Cloud Storage - Bucket Lock Cloud Storage Bucket Lock feature allows you to configure a data retention policy for a Cloud Storage bucket that governs...
Ensure successful operation of a cloud solution
Ensure successful operation of a cloud solution
Hosting a Web App on Google Cloud Using Compute Engine
Hosting a Web App on Google Cloud Using Compute Engine
Observing Anthos Service Mesh
Observing Anthos Service Mesh
Mist Campus Fabric EVPN Multihoming Topology
Mist Campus Fabric EVPN MultiHoming Topology Configs
GCP Anthos Service Mesh
Anthos Service Mesh
Monitoring Apps in GCP
Monitoring Apps in GCP
Deploying Apps to GCP
Deploying Apps to GCP ```sh
GCP Cloud Run Demo
GCP Cloud Run Demo
GCP GKE Auto Scaling
GCP GKE Auto Scaling
GCP GKE Multi-tenant Cluster with Namespaces
GCP GKE Multi-tenant Cluster with Namespaces
GCP DevOps Pipeline
GCP DevOps Pipeline
GCP IAM Permissions with gcloud
IAM Permissions with gcloud
GCP Networking 101
GCP Networking
Configuring Network and HTTP Load Balancers in GCP
Configuring a Network and HTTP Load Balancer in GCP
September 2023
Talos Linux Quick Start
Talos Linux According to their website (https://www.talos.dev/), Talos is a container optimized Linux distro; a reimagining of Linux for distributed systems ...
Juniper Mist API: Wireless Channels
Wireless Channels
Juniper Mist WLANs
Mist WLANs In this post, let’s take a look at various configuration options available while create WLANs, WLAN templates and RF templates within Juniper Mist.
Testing of Webhooks in Juniper Mist
Mist Webhooks
Juniper Networks 128T Session Smart Router PCLI
Session Smart Router PCLI
August 2023
Juniper Paragon Automation Platform
Paragon Automation Cluster Nodes pradeep@paragon:~$ kubectl get nodes NAME STATUS ROLES AGE VERSION 172.16.100.100 Ready ...
Segment Routing
Segment Routing
May 2023
Configuring an HTTP Load Balancer with Autoscaling
Configuring an HTTP Load Balancer with Autoscaling
April 2023
Cloud Functions: Qwik Start
GCP Cloud Functions: Qwik Start
Cloud Storage: Qwik Start
GCP Cloud Storage: Qwik Start
GKE Autopilot: Qwik Start
GKE Autopilot: Qwik Start
Authentication, Authorization, and Identity with Vault
Authentication, Authorization, and Identity with Vault
Defending Autopilot GKE Runtime from Log4Shell Exploits with Prisma Cloud
Defending Autopilot GKE Runtime from Log4Shell Exploits with Prisma Cloud
Managing Terraform State
Managing Terraform State
Interact with Terraform Modules
Interact with Terraform Modules
VPC Networking in Google Cloud
VPC Networking
Creating Virtual Machines
GCP Creating Virtual Machines
Infrastructure as Code with Terraform
GCP Infrastructure as Code with Terraform
GCP Terraform Fundamentals
GCP Terraform Fundamentals
Error Reporting and Debugging
Error Reporting and Debugging
Examining Billing data with BigQuery
Examining Billing data with BigQuery
Implementing Cloud SQL
Implementing Cloud SQL
Google Cloud Storage
Cloud Storage
Exploring IAM
Exploring IAM
Working with Virtual Machines
Working with Virtual Machines
Getting Started with VPC Networking and Google Compute Engine
Getting Started with VPC Networking and Google Compute Engine
Google Cloud Fundamentals: Getting Started with GKE
Google Cloud Fundamentals: Getting Started with GKE
GCP Terraform: Creating a Remote Backend
Creating a Remote Backend
Creating Resource Dependencies with Terraform
Creating Resource Dependencies with Terraform
Infrastructure as Code with Terraform
Infrastructure as Code with Terraform
Introduction to Docker on GCP
Introduction to Docker on GCP
Scaling VM-Series to Secure Google Cloud Networks
Scaling VM-Series to Secure Google Cloud Networks
Google Cloud Projects
Google Cloud Projects
Google Cloud Shell
Google Cloud Shell
Cloud OnBoard: Getting Started with Google Kubernetes Engine
Cloud OnBoard: Getting Started with Google Kubernetes Engine
March 2023
Troubleshooting Common SQL Errors with BigQuery
Troubleshooting Common SQL Errors with BigQuery
Exploring Your Ecommerce Dataset with SQL in Google BigQuery
Exploring Your Ecommerce Dataset with SQL in Google BigQuery
BigQuery: Qwik Start - Console
BigQuery: Qwik Start - Console
Entity and Sentiment Analysis with the Natural Language API
Entity and Sentiment Analysis with the Natural Language API
Extract, Analyze, and Translate Text from Images with the Cloud ML APIs
Extract, Analyze, and Translate Text from Images with the Cloud ML APIs
Awwvision: Cloud Vision API from a Kubernetes Cluster
Awwvision: Cloud Vision API from a Kubernetes Cluster
Introduction to SQL for BigQuery and Cloud SQL
Introduction to SQL for BigQuery and Cloud SQL
Managing Deployments Using Kubernetes Engine
Managing Deployments Using Kubernetes Engine
Troubleshooting Workloads on GKE for Site Reliability Engineers
Troubleshooting Workloads on GKE for Site Reliability Engineers
Detect Labels, Faces, and Landmarks in Images with the Cloud Vision API
Detect Labels, Faces, and Landmarks in Images with the Cloud Vision API
Google Cloud Pub/Sub
Google Cloud Pub/Sub
Deploy Kubernetes Load Balancer Service with Terraform
Deploy Kubernetes Load Balancer Service with Terraform
Cloud Source Repositories
Cloud Source Repositories
Creating a Virtual Machine
Creating a Virtual Machine
Getting Started with Cloud Shell and gcloud
Getting Started with Cloud Shell and gcloud
Cluster orchestration with Google Kubernetes Engine
Cluster orchestration with Google Kubernetes Engine List of advanced cluster management features that Google Cloud provides:
Managing, monitoring, and optimizing network operations
Managing, monitoring, and optimizing network operations
Implementing Hybrid Connectivity
Implementing Hybrid Connectivity
Implementing a Virtual Private Cloud (VPC)
Implementing a Virtual Private Cloud (VPC)
Configuring Network Services
Configuring Network Services
Designing, planning, and prototyping a Google Cloud network
Designing, planning, and prototyping a Google Cloud network
Google Cloud Certified Professional Cloud Network Engineer
Google Cloud Certified Professional Cloud Network Engineer
Route Distinguisher ID
Route Distinguisher ID
Getting Started with KubeVirt
Using KubeVirt
Getting Started with KubeVirt
KubeVirt
December 2022
Getting Started with OpenAI
OpenAI
November 2022
MPLS L3 VPNs
L3VPN Intro
October 2022
EVPN IRB and Advanced Concepts
EVPN Advanced Concepts
EVPN Multi-homing Config
EVPN Multi-homing
EVPN Single-homed Config
EVPN Single-home Config
VPLS Advanced Topologies
VPLS Advanced Topologies
EVPN Introduction
EVPN Intro
VPLS Advanced Features
VPLS Advanced Features
BGP-Signaled L2VPN Config Demo
Configuration Example
VPLS VLAN Modes
VPLS VLAN Modes
VPLS Introduction
VPLS
FEC 129 Pseudowires
FEC 129 Pseudowires
L2Circuits Advanced Topics
L2Circuits: Advanced Topics
Troubleshooting L2Circuits
Troubleshooting L2Circuits
LDP Signaled Pseudowires
MPLS L2Circuits: LDP Signaled Pseudowires
L2VPN Advanced Concepts
L2VPN Advanced Concepts
L2VPN Overprovisioning
L2VPN Overprovisioning
L2VPN VPN Label Calculation
L2VPN VPN Label Calculation
BGP Signaled Pseudowires-L2VPN Configuration
L2VPN Configuration
BGP Signaled Pseudowires
MPLS L2VPN BGP Signaled Pseudowires
MPLS L2VPN Types
MPLS L2VPN Types
MPLS Refresher
MPLS Refresher
MPLS L2VPNs
Introduction to MPLS L2VPNs While working on MPLS L2VPNs, these are the topics that we need to be familiar with:
Kubernetes Certificate Renewal
Renewing Kubernetes Certificates We can use the kubeadm certs check-expiration command to verify the expiry date of all certificates used in the K8s cluster.
JNCIE-DC Candidate Experience
JNCIE-DC
OpenStack
OpenStack Overview
GCP—Analyzing network traffic with VPC Flow Logs
Analyzing network traffic with VPC Flow Logs
GCP—Automating the Deployment of Networks Using Terraform
Automating the Deployment of Networks Using Terraform
GCP—Resource Monitoring
Resource Monitoring Use Cloud Monitoring to gain insight into applications that run on Google Cloud.
GCP—Implement Private Google Access and Cloud NAT
Implement Private Google Access and Cloud NAT In this lab, we implement Private Google Access and Cloud NAT for a VM instance that doesn’t have an external I...
GCP—Optimizing network spend with Network Tiers
Network Tiers
GCP—HA VPN
Configuring Google Cloud HA VPN
GCP—Configuring an Internal Load Balancer
Internal Load Balancer Google Cloud offers Internal Load Balancing for your TCP/UDP-based traffic. Internal Load Balancing enables you to run and scale your ...
Cloud CDN
Caching Cloud Storage content with Cloud CDN
Configuring an HTTP Load Balancer with Google Cloud Armor
Configuring an HTTP Load Balancer with Google Cloud Armor
VPC Peering
Configure VPC Network Peering Between Two Networks
Controlling Access to VPC Networks
Control Access to VPCs
Working with multiple VPC Networks
Multiple VPC Networks
Using gcloud utility
Creating GCP resources using gcloud utility
Getting Started with Google Cloud—Infrastructure as Code
Developing and Deploying the Cloud
Getting Started with Google Cloud—Applications
Applications in the Cloud
Getting Started with Google Cloud—Containers
Containers in the Cloud
Google Cloud Fundamentals—Storage
Storage in the Cloud
Google Cloud Fundamentals—Networking
Virtual Machines and Networks in the Cloud
Getting Started with Google Cloud
Google Cloud Fundamentals Introduction to Google Cloud Cloud Computing Overview IaaS and PaaS Google Cloud Network Secuirty Environmental Impact ...
September 2022
BGP Labeled Unicast
For creating MPLS LSPs, other than RSVP, LDP, and SR, we can also make use of BGP. BGP can advertise transport labels, using a speical address family.
Segment Routing as a replacement to LDP
SR for Shortest-Path Routing
Segment Routing
Source Packet Routing in Networking (SPRING)
Map specific traffic to an LSP
Use a policy to map specific traffic to an LSP We need a way to tell our router what traffic should be mapped to which LSP. In Junos, this is done through ro...
Moving Traffic Gracefully to New LSPs
Make-before-Break
RSVP LSP Optimization
Optimizing RSVP LSPs
RSVP Node-Link-Protection
Facility Backup (Node-Link-Protection) To protect against link failure and node failure, RSVP LSPs can create always-on backup LSPs. These backup paths start...
RSVP FastReroute
One-to-One Local Repair (Fast Reroute)
RSVP Primary and Secondary LSPs
Primary and Secondary Paths We can create multiple named paths for an LSP, each path with its own constraints like BW, Admin groups, strict and loose hops et...
Tearing down RSVP LSPs
RSVP Messages To deal with RSVP failures, problems, and errors PathTear- travel in the same direction as Path (towards egress) ResvTear- travel in the s...
Administrative Groups
Tag links to be used or to be avoided It is possible to tag links either to be avoided or used during the LSP path calculation. We configure admin groups on ...
RSVP LSP Priorities
Using RSVP Priority Levels
RSVP LSP Bandwidth
Reserving BW on RSVP LSPs By default, all types of traffic go over an LSP. If required, we can map specific traffic to specific LSPs using a policy.
Constrained Shortest Path First
CSPF CSPF is an advanced version of SPF, using the TED links are pruned if they do not have enough BW or tagged to be avoided or don’t contain mandatory tags...
RSVP Label Switched Path
Using the Traffic Engineering Database (TED)
Resource Reservation Protocol
RSVP We cant build a large network with static LSPs so we need a protocol like RSVP. RSVP still requires manual configuration on the ingress router, every ot...
Multiple Terraform Providers
Using Multiple Terraform Providers
Terraform Providers and Configuration Directory
In the .terraform directory of the current working folder, we can find the plugins. In this case , we used the hashicorp/local provider.
Terraform Local Provider
Creating Terraform Local File Resources (base) pradeep:~$pwd /Users/pradeep/Downloads/learn-terraform/local (base) pradeep:~$cat local.tf resource "local_fi...
Terraform Modules
Terraform Modules
Getting started with Terraform Junos Provider
Terraform Junos Provider In the Terraform registry, we can see Juniper official provider for vSRX devices.
Terraform Datasources
Using Terraform Datasources
Terraform Output
Terraform Outputs
Terraform Docker Example
In this post, let us deploy a Docker container using Terraform. This example also makes use of some of the Terraform features like Input variables and Output...
Customize Terraform Configuration with Variables
Terraform Variables
Terraform Cloud - Azure Remote State
Terraform Cloud Remote State
Jenkins Distributed Builds
Distributed builds are builds that run on nodes other than the built-in controller node. The Jenkins controller serves HTTP requests and stores all important...
CloudBees Jenkins Training Lab Setup
Jenkins Essentials Lab Instance Setup
Getting Started with Aviatrix
Aviatrix ACE Prep Notes According to Aviatrix documentation, The Aviatrix Certified Engineer (ACE) program is the industry’s first and only multi-cloud netwo...
Getting Started with Terraform Cloud
According to HashiCorp documentation, Terraform Cloud is an application that helps teams use Terraform together. It manages Terraform runs in a consistent an...
Terraform Query Data with Output Variables
In the previous posts, we used input variables to parameterize our Terraform configuration. In this post, we will use output values to organize data to be ea...
Terraform Input Vairables
So far we have used hard-coded values in the Terraform configuration. We can include variables to make our configuration more dynamic and flexible.
Destroying Azure Resources with Terraform
Destroying Azure Resources with Terraform
Updating Azure Resources with Terraform
Updating Azure Resources with Terraform
Creating Azure Resources with Terraform
Creating Azure Resource Group with Terraform
Installing the latest Terraform Package
Updating the Terraform Version First let us verify the current version of the Terraform.
August 2022
Getting Started with ArgoCD
Getting Started with ArgoCD - GitOps
Juniper CN2 Isolated Namespace
CN2 Isolated Namespace
Juniper CN2 Route Targets
CN2 - Route Targets for Inter-VN Communication
Juniper CN2 Virtual Network Router
CN2-Virtual Network Router
Juniper CN2-Enable Pods with Multiple Network Interfaces
CN2-Enable Pods with Multiple Network Interfaces
Getting Started with Juniper CN2
CN2 Installation on Minikube According to Juniper documentation, Cloud-Native Contrail Networking (CN2) is a cloud-native software defined networking (SDN) s...
July 2022
Kubectl Plugins Manager: Krew
macOS Bash or ZSH shells Make sure that git is installed.
Kubectl Plugins
Plugins extend kubectl with new sub-commands, allowing for new and custom features not included in the main distribution of kubectl.
Building a Kubernetes Operator
In this post, let us create a simple Hello world Kubernetes Operator using Golang, as discussed here https://developers.redhat.com/articles/2021/09/07/build-...
Installing Kubernetes Operator SDK
In this post, let us install Kubernetes Operator SDK CLI tool using the brew install operator-sdk command.
June 2022
Ansible Demo
A simple Ansible Demo
Getting Started with Ansible
Ansible
Kubernetes Operator Pattern: AWX-Operator
Kubernetes Operator
Getting Started with Helm: Kubernetes Package Manager
Getting Started with Helm Helm is a package manager for Kubernetes.
Python Programming Basics Day#3
Day3 It is Day#3 of Linux World Python Training.
Linux CGroups
Linux CGroups Control Groups feature of kernel to limit resources.
Linux Login Sessions
Linux Basics whoami [lab@desktop ~]$ whoami lab w [lab@desktop ~]$ w 22:00:37 up 13 days, 23:14, 2 users, load average: 0.07, 0.04, 0.00 USER TTY ...
Python Programming Basics Day#2
Day2 It is Day#2 of Linux World Python Training.
Python Programming Basics Day#1
Introduction This weekend, I have attended a training from Linux World (#13) on Python Programming (Basic to Advanced). Its a free training, check out https:...
Azure Software Development Process Tools and Services
Microsoft tools enable source-code management, continuous integration and continuous delivery (CI/CD), and automate the creation of testing environments.
May 2022
Azure AI Services
Artificial Intelligence (AI) is a category of computing that adapts and improves its decision-making ability over time based on its successes and failures.
Exploring Azure Key Vault
In this post, let us look at how Azure Key Vault can help us keep our apps more secure, and how to set and retrieve secrets by using the Azure CLI.
Exploring Microsoft Graph
In this post, let us learn how Microsoft Graph facilitates the access and flow of data and how to form queries through REST and code.
Create and deploy Azure Resource Manager templates
It is Day#2 of Microsoft Build Cloud Skills Challenge. In this post, let us learn about creating ARM Template files.
Tools for managing and configuring your Azure environment
Microsoft Azure provides a collection of management tools through which we can deploy dozens or hundreds of resources at a time, configure individual service...
Azure IoT Services
Core solutions encompass a wide array of tools and services from Microsoft Azure. In this post, let us look at some of these tools and services, starting wit...
Create a static HTML web app by using Azure Cloud Shell
In this post, let us look at how to deploy a basic HTML+CSS site to Azure App Service by using the Azure CLI az webapp up command. We will then update the co...
Explore Azure App Service
This is the first one in the Build: Azure Developer Challenge.
Create a K8s cluster with Kind
In the previous post, we just installed kind using the source code and looked at the help options.
Getting Started with Kind
In this post, let us look at another option to try and learn Kubernetes locally, an alternative to minikube. It is called kind which stands for Kubernetes in...
Azure Database and Analytics Services
In this post let us look at several of the database services that are available on Microsoft Azure, such as Azure Cosmos DB, Azure SQL Database, Azure SQL Ma...
Azure Files
Azure Files offers fully managed file shares in the cloud that are accessible via the industry standard Server Message Block and Network File System (preview...
Azure Blob Storage
Azure Blob storage is an object storage solution. It is unstructured, so any kind of data can be stored. It can be reached from anywhere in the Internet.
Azure Disk Storage
Disk Storage provides disks for Azure virtual machines. Applications and other services can access and use these disks as needed, similar to how they would i...
Azure Storage Account
Azure Storage is a service that you can use to store files, messages, tables, and other types of information.
Azure ExpressRoute
With ExpressRoute we can extend our on-premises networks into the Microsoft cloud over a private connection with the help of a connectivity provider.
Azure VPN Gateways
Azure VPN Gateway instances are deployed in a dedicated subnet of the virtual network and enable the following connectivity:
Azure Virtual Network Settings
In this post, let us take a look at configuring Azure Virtual Networks.
Azure Virtual Network Fundamentals
In this post, let us look into Azure Virtual Network Fundamentals.
Azure Virtual Desktop
Your company has a team of remote workers that need to use Windows-based software to develop your company’s applications, but your team members are using var...
Azure Functions
If your application logic is event driven, In other words, for a large amount of time, your application is waiting for a particular input before it performs ...
Azure Container Instances and Azure Kubernetes Service
If you want to run multiple instances of an application on a single host machine, containers are an excellent choice.
Azure App Service
Azure App Service App Service enables you to build and host web apps, background jobs, mobile back-ends, and RESTful APIs in the programming language of your...
Azure Virtual Machines
Azure Virtual Machines Azure Virtual Machines provide infrastructure as a service (IaaS) in the form of a virtualized server. Just like a physical computer, ...
Azure Compute Services
Azure Compute Services In this post, let us explore core Azure Compute services like Azure Virtual Machines Azure App Service Azure Container Instance...
Azure Architectural Components
Azure Architectural Components In this post let us look at some of the architectural components of Azure Cloud. In an earlier post on Azure Accounts we looke...
Cloud Computing Models
Cloud Computing Models
Azure Accounts
Azure Accounts In this post, let us take a look into Azure Accounts. To create and use Azure Services, we need a subscription.
Tour of Azure Services
Tour of Azure Services
Introduction to Azure
Introduction to Azure In this post, let us take a look at how does Azure work, and Azure Portal, Azure Marketplace.
Microsoft Azure Fundamentals
Microsoft Azure Fundamentals In the past, I had some experience with the AWS and Azure cloud platforms. I logged in to the console and created some resources...
Citrix ADC CPX
Citrix ADC CPX Container In the previous post on Kubernetes + Citrix ADC we have deployed a Citrix Ingress Controller to loadbalance traffic across a sample ...
Kubernetes + Citrix ADC
Kubernetes + Citrix ADC In this post, let us see how to load balance Ingress traffic with Citrix ADC CPX in Minikube.
Vagrant + Junos
Vagrant + Junos Few years ago, Juniper made available some of its products as Vagrant boxes, which can be found here.
Vagrant Provision
Vagrant Provision So far we have a virtual machine running a basic copy of Ubuntu. We can edit files locally and have them synced into the virtual machine. I...
Vagrant Synced Folder
Vagrant Synced Folder Vagrant automatically syncs files to and from the guest machine. This way you can edit files locally and run them in your virtual devel...
Getting Started with Vagrant
Getting started with Vagrant
Creating Kubernetes Resources with Terraform
Creating Kubernetes Resources with Terraform According to Terraform website, While you could use kubectl or similar CLI-based tools mapped to API calls to ma...
Changing Infrastructure using Terraform
Change Infrastructure In the previous post on Getting Started with Terraform, we looked at creating and destroying infrastructure using Terraform.
Getting Started with Terraform
Getting started with Terraform
April 2022
Go Function Values
Go Function Values
Go Build Example with Net package
Go Build with Net package
Go Maps
Go Maps A map maps keys to values.
Go Slices and more
Go Slices and more A slice literal is like an array literal without the length.
Go Arrays and Slices
Go Arrays
Go Structs
Go Structs
Go Help
Go Help
Go Pointers
Pointers
Go Flow Control Statements
Go Flow Control Statements
Go Language Tour
Go Tour
Kubernetes Network Policy
In our previous post on Kubernetes Networking with Calico CNI we looked into Calico CNI implemenation of Kubernetes networking and also we looked at an examp...
Kubernetes: Using our own Hello-world app from DockerHub
Pushing the Hello-world app to DockerHub In the previous post on Containerize a Python Application and deploy it in Kubernetes, we have seen how to build a s...
Accessing the Kubernetes API from within a Pod
Accessing the Kubernetes API from within a Pod
Kubernetes Host Aliases
Kubernetes Host Aliases
Containerize a Python Application and deploy it in Kubernetes
Containerize a Python Application and deploy it in Kubernetes
Kubernetes Quality of Service
Kubernetes Quality of Service
Kubernetes Custom Resource Definitions
Kubernetes Custom Resource Definitions
Kubectl Proxy
Kubectl Proxy
Kubernetes Putting Together All Resources
Putting Together All Resources
Kubernetes Service CIDR
Kubernetes Service CIDR
Kubernetes StatefulSets
Kubernetes StatefulSets
Kubernetes Expose Pod Information to Containers using ENV Variables
Expose Pod Information to Containers Through Environment Variables
Kubernetes Container Health
Kubernetes Container Health
Kubectl -o name option
Kubectl -o name option
Kubernetes Horizontal Pod Autoscaler
Kubernetes Horizontal Pod AutoScaler
Kubectl API Resources
Kubectl API Resources
Kubeadm Tokens and Print Join Command
Kubernetes Kube-Proxy IPTables
Kubeadm Tokens and Printing Join Command
Kubeadm Token Print Join Command
Kubernetes Using Container fields as values for environment variables
Use Container fields as values for environment variables
Kubernetes Jobs and CronJobs
Kubernetes Jobs and CronJobs
Kubectl Verbosity
Kubectl Verbosity
Kubectl JsonPath
Kubectl JsonPath
March 2022
Kubernetes Cluster ETCD Backup
ETCD Backup
Kubernetes Cluster Upgrade
Kubernetes Cluster Upgrade
Kubectl Drain, Cordon, and Uncordon
Kubectl Drain, Cordon, and Uncordon
Kubeadm Join - Adding Other Worker Nodes
Kubeadm Join Again! Verifying Pre-requisites
Kubeadm Join - Adding Worker Nodes
Kubeadm Join Pre-requisites lab@k8s2:~$ lsmod | grep br_netfilter lab@k8s2:~$ cat <<EOF | sudo tee /etc/modules-load.d/k8s.conf > br_netfilter >...
Install Flannel CNI in Kubeadm cluster
Install Flannel CNI
Kubernetes Cluster Setup using Kubeadm
Kubernetes Cluster Setup using Kubeadm
Kubernetes Ingress Controller
Kubernetes Ingress Controller
Kubernetes DNS
Kubernetes DNS
Kubernetes Networking with Calico CNI
Kubernetes Networking with Calico CNI
Kubectl Rollout
Kubectl Rollout
Kubernetes Deployment Rollback
Kubernetes Rollback
Kubectl Annotate
Kubectl annotate
February 2022
Kubernetes Storage Class
Kubernetes StorageClass
Kubernetes Persistent Volumes and Claims
Kubernetes Persistent Volumes and Claimes
OpenShift
RedHat OpenShift Getting Started with OpenShift.
IP Fabric with EVPN-VXLAN
IP Fabric with EVPN-VXLAN
Kubernetes Storage Volumes
Kubernetes Storage Volumes
Kubernetes Security Contexts
Kubernetes Security Contexts
Kubernetes Roles and RoleBindings
Kubernetes Roles and RoleBindings
Kubernetes Kube Config
Kubernetes Kube Config
Kubernetes Cluster Roles and RoleBindings
Kubernetes Cluster Roles and Cluste RoleBindings
Kubernetes Certificates API
Kubernetes Certificates API
Kubectl Auth
Kubectl Auth
Kubernetes Multi-container Pods
Kubernetes Multi Container Pods
Kubernetes Init Containers
Kubernetes Init Containers
Kubernetes Secrets
Kubernetes Secrets
Kubernetes Recreate Strategy
Kubernetes Recreate Strategy
Kubernetes Environment Variables
Kubernetes Environment Variables
Kubernetes Config Maps
Kubernetes ConfigMaps
Passing Commands and Arguments to Kubernetes Resources
Passing Commands and Arguments to Kubernetes Resources
Kubernetes Certificates
Kubernetes Certificates
Kubernetes Static Pods
Kubernetes Static Pods
Kubernetes Rolling Updates
Kubernetes Rolling Update
Kubernetes Multiple Schedulers
Kubernetes Multiple Schedulers
Jenkins Process Automation
Jenkins
Kubernetes Scheduling
Kubernetes Scheduling
Kubernetes Resource Limits
Kubernetes Resource Limits
Kubernetes Logging and Monitoring
Kubernetes Logging and Monitoring
Kubernetes DaemonSets
Kubernetes Daemon Sets
Kubectl Describe and Explain
Kubectl describe and explain
January 2022
Kubernetes Services
Kubernetes Services
Working with Kubernetes Resources
Working with Kubernetes Resources
Kubernetes Core Components
Kubernetes Core Components
Kubernetes Labels
Kubernetes Labels
Kubernetes Architecture
Kubernetes Architecture
Welcome to Kubernetes
Kubernetes
November 2011
A Sample MPLS Domain in Junos
Here is the topology of our setup.
January 2011
MPLS RSVP LSPs in Junos
MPLS RSVP LSPs
MPLS in Junos
Multi Protocol Label Switching