One of the nicest features of smartos is the ability to deploy new instances using ZFS datasets. By default, a vanilla smartos install uses the official Joyent dataset image server which exclusively contains only Joyent built datasets. The other option which by now, most of you are probably aware, is datasets.at the community image server.(…)
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FusionPBX Freeswitch GUI – SmartOS Screencast

FusionPBX is an open source FreeSWITCH GUI. FusionPBX can be used as a high available single or domain based multi-tenant PBX, carrier grade switch, call center server, fax server, voip server, voicemail server, conference server, voice application server, appliance framework and more. FreeSWITCH is a highly scalable, multi-threaded, multi-platform communication platform.