Channel Service Units (CSU) and Data Service Units (DSU) Suppliers in New Hampshire

Channel service units (CSU) and data service units (DSU) are digital interface devices that connect end user data communications equipment to digital access lines. They also provide framing of sub-64 kbps customer access channels onto higher rate data circuits. (more)
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Showing Suppliers 1 - 2 of 2
PHD Communications, Inc.
Address:  570 Willow Street, Manchester, NH
Business Type:  Distributor, Service
Vnetek Communications, LLC
Address:  20 North Wentworth Avenue, Londonderry, NH
Business Type:  Distributor