Unified Threat Managment (UTM) : Better than filters and firewalls

"... each with its own administrative interface, and each representing a possible point of failure in the network. There had to be a better way, especially for smaller companies that couldn't afford a massive staff to feed and care for the relay racks full of appliances -- and thus, the unified threat manager (UTM) was born."

http://www.itworld.com/security/68440/hitting-wall-great-utm-challenge?source=ITWNLE_nlt_security_2009-06-02