These are screencasts from Nordic Meet on Nagios 2009 that was broadcasted live from the event. The sound is unfortunately poor in some presentations.

The Future of Nagios - Innovation, Collaboration, Communication

Ethan Galstad, Founder of Nagios

Merlin - A magical tell on how to achieve limitless monitoring

Andreas Ericsson, System Architect & Software Engineer, op5 AB and member of Nagios Core Developer Team

Probing the depths of Windows - beyond the basics of Windows Monitoring

Michael Medin, Developer of NSClient++

Delegated Nagios configuration for large environments

Markus Almroth, Founder of SysNagios

op5 Monitoring tool at the Swedish Bank Handelsbanken

Per Eklund, System Engineer, Handelsbanken

The Ninja project - an alternative open source Nagios GUI goes live

Per Åsberg, Lead Developer of Ninja

Automated Log Monitoring with Nagios and Syslog-NG

Balazs Scheidler, Founder and Lead Developer of Syslog-NG

How to make RRDtool fast without breaking the bank

Tobias Oetiker, Founder of RRDtool

The Open Source Playground Etiquette

Ton Voon, Project Leader Nagios Plugin Project

Extending Nagios using Nagvis (Topology maps, business processes etc)

Andriy Skuratov, Developer N-iX

Nagios Project Update

Ethan Galstad, Founder of Nagios