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DevOps-Notes 3.0.12-20241230 documentation

Basic-Concepts

  • Boot Process
  • CPU
  • Memory
  • Swap
  • Storage
  • File Systems
  • Provisioning
  • Package-Management
  • Hardware
  • SSH
  • Editors
  • Utilities

Web Servers

  • Web-Servers
  • Apache
  • Nginx
  • HAProxy
  • SSL

Uptime

  • Monitoring
  • Graphing
  • Logging

Internet

  • Networking
  • Security
  • IPTables

Programming

  • Generic
  • Python
  • Bash
  • Ruby

Version Control

  • GIT

Configuration Management

  • Ansible
  • Puppet
  • Chef
  • Terraform

Virtualization

  • Docker
  • Kubernetes
  • AWS

Databases

  • MySQL
  • PostgreSQL
  • NoSQL
  • Redis
  • Kafka

Mail Servers

  • Email
  • Postfix
  • Exim
  • Dovecot
  • Milters
  • SPF & DKIM
  • ClamAV

Domain Name Servers

  • DNS
  • .rst

Email

Contents

  • Concepts
    • E-Mail status Codes
    • Article on E-Mail Ports

Email#

Some useful links to explain the concepts of Email

Concepts#

E-Mail status Codes#

  • https://tools.ietf.org/html/rfc1893

Article on E-Mail Ports#

  • http://blog.mailgun.com/25-465-587-what-port-should-i-use/

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Kafka

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Postfix

Contents
  • Concepts
    • E-Mail status Codes
    • Article on E-Mail Ports

By Vinay Hegde

© Copyright 2024-2025, Vinay Hegde.