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Course Outline
Overview of Open-Source Enterprise Networking
- Rationale behind organizations choosing a self-managed network approach.
- Common open-source solutions for routing, Wi-Fi, IP address management, monitoring, and automation.
- Benefits, trade-offs, hardware compatibility, and operational considerations.
Network Requirements and Architecture
- Collecting business and technical requirements.
- Designing for campus, branch, and small multi-site environments.
- Planning for segmentation, resilience, and future scalability.
Platform and Component Selection
- Selecting platforms for routers, switches, wireless access points, and management tools.
- Mapping open-source software to specific network roles.
- Evaluating hardware compatibility and deployment models.
Addressing, VLANs, and Core Network Services
- IP address planning and subnet design.
- VLAN design principles and inter-VLAN communication fundamentals.
- Considerations for DHCP, DNS, NTP, and the management network.
Routing Design and Implementation
- Static routing and default gateway design.
- Practical application of OSPF and basic BGP for edge connectivity.
- Concepts regarding redundancy, route filtering, and failover.
Switching Design and Implementation
- The roles of Layer 2 and Layer 3 switching in an enterprise network.
- Uplink design, VLAN implementation, and trunking.
- Fundamentals of loop prevention and link resilience.
Enterprise Wi-Fi Planning and Deployment
- Planning for coverage, capacity, and SSID allocation.
- Designing networks for employees, guests, and IoT devices.
- Access point adoption, controller options, and wireless security basics.
Security and Access Control
- Network segmentation, firewalling, and policy enforcement.
- Securing management access and administrative workflows.
- Patch management, backups, logging, and configuration protection.
Documentation and Single Source of Truth
- Utilizing inventory and IP address management tools such as NetBox.
- Documenting topology, addressing schemes, and service dependencies.
- Implementing change control and configuration standards.
Monitoring and Troubleshooting
- Establishing visibility through metrics, logs, alerts, and dashboards.
- Monitoring device health, interfaces, wireless performance, and client connectivity.
- Troubleshooting common issues related to routing, switching, Wi-Fi, and services.
Automation and Repeatable Operations
- Identifying areas where automation delivers the most value.
- Using templates and scripts for consistent configuration management.
- Supporting change management through repeatable workflows.
Deployment, Migration, and Operations Planning
- Validating designs in a lab environment and planning a pilot rollout.
- Migrating from an existing environment with rollback capabilities and risk controls.
- Developing runbooks, support processes, and a roadmap for production adoption.
Requirements
- Familiarity with fundamental IP networking, switching, VLANs, and Wi-Fi concepts.
- Practical experience in network administration, Linux system administration, or IT infrastructure support.
- Proficiency in basic command-line operations and configuration file editing.
Target Audience
- Network engineers and administrators.
- Infrastructure and systems engineers.
- IT managers and technical leaders assessing or planning for an open-source network stack.
21 Hours
Testimonials (1)
communication, knowledge from experience, solve problems,
