Multi-Tech Systems MVP-3010, MVP-2400, MVP-2410 manual 149, T1/E1/ISDN

MultiVOIP User Guide Technical Configuration (Digital Voips)

T1 Parameter Definitions

Field Name	Values	Description
T1/E1/ISDN	T1	North American standard.
Long-Haul	Y/N	In Long-Haul Mode, the
Mode		MultiVOIP automatically
		recovers received signals as low as
		–36 dB. The maximum reachable
		length with 22 AWG cable is 2000
		meters. When Long-Haul Mode is
		disabled, signals as low as –10 dB
		can be received.
		Default: disabled.
CRC Check	Y/N	When enabled, allows generation
(Cyclic		and checking of CRC bits. If not
Redundancy		enabled, all check bits in the
Check)		transmit direction are set. Only
		applies to ESF frame format.
		Default: enabled.
Frame Format	F4, D4, ESF,	Frame Format of MultiVOIP
	SLC96	should match that used by PBX
		or telco. ESF and D4 are
		commonly used.

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