Amazon EKS
Amazon EKS reference: CSI drivers, AWS VPC CNI networking, load balancer controller with ingress, IAM roles for service accounts, and managed node groups.
AWS VPC Architecture Overview
Common VPC patterns, subnet layouts, and routing decisions.
Find the Process Listening on a Port
Identify which process is bound to a specific TCP or UDP port on Linux.
Kubernetes Node Setup
Complete Kubernetes node setup reference: kernel parameters, worker and control plane node configuration, networking, storage, upgrade procedures, and security hardening.
Linux Networking
Reference for Linux networking: interface configuration, routing, DNS, firewalls (UFW & iptables), diagnostics, and kernel-level network tuning.
SSH & Remote Access
Complete reference for SSH: key generation, client configuration, tunneling, agent forwarding, rsync, and common connection patterns.