IP telephony

TDS Offering Free IP Telephony Demonstrations Around The StateTDS Telecommunications Corp. will offer a series of free hosted Internet Protocol telephony systems around Michigan in July and August.
Event Notices From February 4-6
Weingartz Counts On Grid4 For 'All Season' Customer ExperienceWeingartz is keeping pace with next generation business communications capabilities with the enhancement of its basic voice, Internet and data systems with the installation of a more advanced set of services from Troy-based Grid4 Communications Inc.

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