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Course Outline
Introduction to Open Source Network Monitoring
- Evolution of network monitoring: SNMP to modern telemetry
- Vendor lock-in concerns in commercial monitoring solutions
- Open source monitoring landscape overview
- LibreNMS vs Zabbix: choosing the right platform
- Hybrid and complementary monitoring strategies
LibreNMS Architecture and Installation
- LibreNMS architecture and component overview
- Installation: manual vs Docker deployment
- Database configuration (MySQL/MariaDB)
- Web server setup (Apache/Nginx with PHP-FPM)
- RRDtool configuration and tuning
- Initial configuration and validation
Zabbix Architecture and Installation
- Zabbix architecture: server, proxy, agent, frontend
- Installation methods: packages, Docker, source compile
- Database setup and optimization (MySQL/PostgreSQL/TimescaleDB)
- Server and frontend configuration
- First-time setup wizard
- Scalability considerations from the start
Device Discovery and Inventory
- Automatic network discovery in LibreNMS
- Zabbix network discovery and auto-registration
- SNMP versions and security (v1, v2c, v3)
- Device classification and grouping
- Location and contact management
- Import/export and bulk configuration
SNMP Monitoring Deep Dive
- SNMP protocol fundamentals and MIBs
- Configuring SNMP on network devices (routers, switches, firewalls)
- Custom OID monitoring and polling
- SNMPv3 security: authentication and encryption
- Troubleshooting SNMP connectivity issues
- Vendor-specific SNMP considerations
Agent-Based Monitoring
- Zabbix agent installation and configuration
- Zabbix agent 2: Go-based next generation agent
- LibreNMS agent and check_mk integration
- Custom scripts and user parameters
- Passive vs active agent modes
- Agent deployment at scale (Ansible, Puppet, Chef)
Windows and Linux Server Monitoring
- Windows performance counters and services
- Linux system metrics: CPU, memory, disk, network
- Process and service monitoring
- Log file monitoring and parsing
- JVM and application monitoring
- Container monitoring (Docker, Kubernetes)
Network Equipment Monitoring
- Switch monitoring: port status, VLANs, STP, MAC tables
- Router monitoring: BGP, OSPF, routing tables
- Firewall monitoring: sessions, throughput, rule hits
- Wireless access point monitoring
- Environmental monitoring: temperature, power, UPS
- Interface utilization and error tracking
Virtualization and Cloud Monitoring
- VMware vSphere monitoring integration
- Proxmox VE monitoring
- Hyper-V monitoring
- AWS/Azure/GCP cloud monitoring APIs
- OpenStack monitoring
- Container orchestration monitoring
Item Types and Data Collection
- Zabbix item types: Zabbix agent, SNMP, IPMI, JMX, SSH, Telnet
- Calculated and aggregate items
- Dependent items and preprocessing
- LibreNMS poller modules and OS discovery
- Custom data collection methods
- Data types and units
Alerting and Triggers
- Zabbix trigger expressions and functions
- Trigger dependencies and event correlation
- LibreNMS alert rules and transports
- Notification channels: email, SMS, Slack, PagerDuty, webhooks
- Escalation and acknowledgment workflows
- Maintenance windows and scheduled downtime
Dashboards and Visualization
- Zabbix dashboards and screens
- Graph widgets and network maps
- LibreNMS dashboard customisation
- Custom graph creation and templating
- Network topology maps and discovery
- Grafana integration for advanced visualization
Reporting and Analytics
- SLA and availability reporting
- Capacity planning reports
- Custom report generation
- Scheduled report delivery
- Trend analysis and forecasting
- API-based report automation
Distributed and High-Availability Monitoring
- Zabbix proxy deployment for remote sites
- Zabbix server clustering and HA
- LibreNMS distributed poller setup
- Load balancing across multiple pollers
- Geographic distribution strategies
- Database replication and clustering
Performance Optimisation
- Database optimization and tuning
- Poller performance and concurrent checks
- History and trend storage optimization
- Housekeeping and data retention policies
- Caching strategies
- Hardware sizing and scaling guidelines
Security and Access Control
- User authentication: LDAP, SAML, MFA integration
- Role-based access control configuration
- Host group and template permissions
- API security and token management
- Audit logging and compliance
- Secure communications (TLS/SSL)
Automation and Integration
- Zabbix API usage and scripting
- LibreNMS API and automation
- Webhook integrations for ticketing systems
- Ansible modules for configuration management
- CI/CD pipeline integration
- ChatOps and notification automation
Migration from Commercial Tools
- Assessment of commercial monitoring replacement
- Data migration strategies and tooling
- Coexistence during transition
- Staff training and documentation
- Lessons learned from production migrations
Production Deployment Best Practices
- Backup and disaster recovery procedures
- Upgrade strategies for production environments
- Documentation and runbook creation
- Testing and validation procedures
- Community support and contribution
Requirements
- Understanding of network protocols (SNMP, ICMP, TCP/UDP)
- Experience with Linux system administration
- Knowledge of basic networking concepts (subnets, routing, switching)
- Familiarity with database concepts (MySQL/PostgreSQL)
- Basic web server administration experience
Audience
- Network Administrators and Engineers
- System Administrators responsible for infrastructure monitoring
- IT Operations Managers
- NOC Engineers and Monitoring Specialists
28 Hours
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Training solutions designed exclusively for businesses.
- Customised Content: We adapt the syllabus and practical exercises to the real goals and needs of your project.
- Flexible Schedule: Dates and times adapted to your team's agenda.
- Format: Online (live), In-company (at your offices), or Hybrid.
Price per private group, online live training, starting from £7600 + VAT*
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