Multi-Tech Systems MVP-2410, MVP-2400, MVP-3010 manual FXS Pin Description FXO Pin, 538

Cable Pinouts MultiVOIP User Guide

Pin Functions (FXS/FXO Interface)

FXS Pin	Description	FXO Pin	Description
2	N/C	2	N/C
3	Ring	3	Tip
4	Tip	4	Ring
5	N/C	5	N/C

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