Also referred to as an IP PBX or a virtual PBX, a hosted PBX refers to a communication service where the call platform (as well as the PBX features and capabilities) are operated and maintained by a third-party service provider off-site. Businesses no longer have to purchase, maintain, or upgrade hardware because the service provider shoulders this responsibility. This allows organizations to focus more on their core competencies, and save moneySponsored Listing
Coming from a world of Java, you may see a lot of shortcomings in the Flex world and wish you could have things like a logging tool (log4j), a lightweight IoC-container (guice) and a mocking framework (easy mock). All this is covered by FxPotpourri.