FXO/DPT operating modes. Nominal 600 ohm or 900 ohm +2.16mF 2-Wire VF Interface with DC isolation. Provides PCM voice interface(digital), with -law 255 data access encoding/decoding. Loop start, ground start, and wink start signaling modes and operation. Digital loopback towards network. Meets the requirements of NEBS Level 3, UL 1950, and PUB43801.
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Introduction
ADTRAN, Inc. is a leading global provider of networking and communications equipment with an innovative portfolio of more than 1,600 solutions for use in the last mile of today’s telecommunications networks. Widely deployed by carriers, distributed enterprises and Small- and Medium-sized Businesses (SMBs), ADTRAN solutions enable voice, data, video, and Internet communications across copper, fiber, and wireless network infrastructures. ADTRAN solutions are currently in use by every major U.S. se