Network and Server management livecd or Virtual appliance

LiveCD

1. Fully Automated Nagios (Server monitoring)

http://www.fullyautomatednagios.org/

2. Cacti (Network monitoring)

http://www.cactifans.org/

Virtual appliance

1. OCS Inventory NG Server (Software deployment and inventory)

http://www.ocsinventory-ng.org/en/download/download-server.html

(Use VMware Standalone Converter to upload it to your VMware ESXi.)

Network and Server management livecd or Virtual appliance