Tools & Resources
Downloadable references, scripts, and templates from our production guides. For learning paths, see Ops Labs.
Cheatsheets
Quick-reference command sheets for troubleshooting and daily operations — BGP, OSPF, Linux networking, and more.
Network Packet Loss: Field Diagnosis Runbook
Layer-by-layer workflow to isolate packet loss: interface errors, QoS drops, ACLs, and path MTU issues.
TroubleshootingOSPF Neighbor Stuck in INIT: Complete Diagnosis
Detailed runbook for resolving stuck OSPF adjacencies, with Wireshark captures.
NetworkingVLAN Trunking Runbook for Production Switches
Standardize 802.1Q trunk configuration, native VLAN policy, and validation checks across Cisco and Arista estates.
Scripts
Automation utilities and infrastructure-as-code patterns ready to adapt to your environment.
Ansible CI/CD Pipeline for Production Infrastructure
Design a gated Ansible pipeline with lint, Molecule tests, staging deploy, and production approval — field-tested on 200+ hosts.
CloudTerraform Multi-Cloud: Advanced Deployment Patterns
Structuring Terraform modules for seamless deployment across AWS and Azure.
Templates
Runbook and architecture documentation templates used in real incident response and migration projects.
SOC Incident Response Playbook: First 30 Minutes
Structured triage workflow for phishing, malware, and lateral movement alerts, from detection to containment.
InfrastructureLinux Server Hardening Baseline: Production Checklist
CIS-aligned hardening steps for RHEL/Debian servers: SSH, firewall, auditing, and automated compliance checks.
CybersecurityImplementing Zero Trust with FreeIPA and HashiCorp Vault
Complete guide to migrating to a Zero Trust architecture: principles, tools, and field experience.