iNetFusion - use multiple internets at once
Apache Tomcat - An open source software implementation of the Java Servlet and JavaServer Pages technologies
AWS Elastic Load Balancing - Amazon ELB automatically distributes incoming application traffic across multiple Amazon EC2 instances in the cloud.
nginx - A high performance free open source web server powering busiest sites on the Internet.
Haproxy - Reliable, High Performance TCP/HTTP Load Balancer
vCenter Server - IaaS platform for managing and deploying virtual machines