The M4TE plug-in card is designed for the mini slot of Loop-AM3440-A device. It allows each port to be software configurable to T1 or E1 toward a PCM network.

Continuous error checking, performance polling, and in-service diagnostics are provided through the main controller of the Loop-AM3440A. In addition, LED indicators on the front face of the plug-in card provides the current status.

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